E-Series Metrics

This document describes which E-Series metrics are collected and what those metrics are named in Harvest, including:

Details about which Harvest metrics each dashboard uses. These can be generated on demand by running bin/harvest grafana metrics. See #1577 for details.

Creation Date : 2026-Sep-30
E-Series Version: 11.80.0

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Understanding the structure¶

Below is an annotated example of how to interpret the structure of each of the metrics.

eseries_volume_read_ops Name of the metric exported by Harvest

Volume read I/O operations per second. Description of the E-Series metric

API will be REST since E-Series uses the REST API
Endpoint name of the REST API endpoint used to collect this metric
Metric name of the E-Series counter
Template path of the template that collects the metric

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	readOps	conf/eseriesperf/11.80.0/volume.yaml

Metrics¶

eseries_application_other_ops¶

Application other I/O operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`otherOps`	conf/eseriesperf/11.80.0/application.yaml

The eseries_application_other_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Application	Highlights	timeseries	Top $TopResources Applications by Other IOPs

eseries_application_queue_depth_average¶

Average queue depth per I/O operation

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/application.yaml

The eseries_application_queue_depth_average metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Application	Queue Depth	timeseries	Top $TopResources Applications by Queue Depth Average

eseries_application_queue_depth_max¶

Maximum queue depth seen over the observation window

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`queueDepthMax`	conf/eseriesperf/11.80.0/application.yaml

The eseries_application_queue_depth_max metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Application	Queue Depth	timeseries	Top $TopResources Applications by Queue Depth Max

eseries_application_read_cache_hit_ratio¶

Application read cache hit ratio calculated from read hit operations and total read operations

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/application.yaml (CacheHitRatio plugin)

The eseries_application_read_cache_hit_ratio metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Application	Cache	timeseries	Top $TopResources Applications by Read Cache Hit Ratio

eseries_application_read_data¶

Application read data throughput in bytes per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readBytes`	conf/eseriesperf/11.80.0/application.yaml

The eseries_application_read_data metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Application	Highlights	timeseries	Top $TopResources Applications by Read Throughput

eseries_application_read_hit_ops¶

Number of read operations that hit cache

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readHitOps`	conf/eseriesperf/11.80.0/application.yaml

eseries_application_read_latency¶

Read response time average in microseconds

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readTimeTotal`	conf/eseriesperf/11.80.0/application.yaml

The eseries_application_read_latency metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Application	Highlights	timeseries	Top $TopResources Applications by Read Latency

eseries_application_read_ops¶

Application read I/O operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readOps`	conf/eseriesperf/11.80.0/application.yaml

The eseries_application_read_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Application	Highlights	timeseries	Top $TopResources Applications by Read IOPs
E-Series: Application	Application Table	table	Applications

eseries_application_read_utilization¶

Percentage of the observation window the application spent servicing read I/O

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/application.yaml

The eseries_application_read_utilization metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Application	Utilization	timeseries	Top $TopResources Applications by Read Utilization

eseries_application_total_cache_hit_ratio¶

Application total cache hit ratio combining read and write cache hit operations

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/application.yaml (CacheHitRatio plugin)

The eseries_application_total_cache_hit_ratio metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Application	Cache	timeseries	Top $TopResources Applications by Total Cache Hit Ratio

eseries_application_total_utilization¶

Percentage of the observation window the application spent servicing I/O (read + write)

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/application.yaml

The eseries_application_total_utilization metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Application	Utilization	timeseries	Top $TopResources Applications by Total Utilization

eseries_application_write_cache_hit_ratio¶

Application write cache hit ratio calculated from write hit operations and total write operations

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/application.yaml (CacheHitRatio plugin)

The eseries_application_write_cache_hit_ratio metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Application	Cache	timeseries	Top $TopResources Applications by Write Cache Hit Ratio

eseries_application_write_data¶

Application write data throughput in bytes per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeBytes`	conf/eseriesperf/11.80.0/application.yaml

The eseries_application_write_data metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Application	Highlights	timeseries	Top $TopResources Applications by Write Throughput

eseries_application_write_hit_ops¶

Application write cache hit operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeHitOps`	conf/eseriesperf/11.80.0/application.yaml

eseries_application_write_latency¶

Write response time average in microseconds

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeTimeTotal`	conf/eseriesperf/11.80.0/application.yaml

The eseries_application_write_latency metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Application	Highlights	timeseries	Top $TopResources Applications by Write Latency

eseries_application_write_ops¶

Application write I/O operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeOps`	conf/eseriesperf/11.80.0/application.yaml

The eseries_application_write_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Application	Highlights	timeseries	Top $TopResources Applications by Write IOPs

eseries_application_write_utilization¶

Percentage of the observation window the application spent servicing write I/O

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/application.yaml

The eseries_application_write_utilization metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Application	Utilization	timeseries	Top $TopResources Applications by Write Utilization

eseries_array_cache_hit_ops¶

Total number of IO operations that hit cache on the array

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`cacheHitsIopsTotal`	conf/eseriesperf/11.80.0/array.yaml

The eseries_array_cache_hit_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Array	Highlights	timeseries	Top $TopResources Arrays by Cache Hit IOPS

eseries_array_drive_count¶

Total number of drives in the storage array

API	Endpoint	Metric	Template
REST	`storage-systems`	`driveCount`	conf/eseries/11.80.0/array.yaml

eseries_array_free_pool_space¶

Free space available in storage pools in bytes

API	Endpoint	Metric	Template
REST	`storage-systems`	`freePoolSpace`	conf/eseries/11.80.0/array.yaml

The eseries_array_free_pool_space metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Array	Capacity	timeseries	Top $TopResources Systems by Storage Capacity Used %
E-Series: Array	Capacity	timeseries	Top $TopResources Systems by Free Space

eseries_array_host_spares_used¶

Number of hot spare drives currently in use

API	Endpoint	Metric	Template
REST	`storage-systems`	`hostSparesUsed`	conf/eseries/11.80.0/array.yaml

eseries_array_labels¶

This metric provides information about E-Series storage arrays.

API	Endpoint	Metric	Template
REST	`storage-systems`	`Harvest generated`	conf/eseries/11.80.0/array.yaml

The eseries_array_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Array	Capacity	table	Array Configuration

eseries_array_login_banner_enabled¶

Whether a login banner is configured on the storage array (1 means configured, 0 means not configured). No sample is exported when the banner state cannot be determined, for example when the array returns an error or an unexpected status.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/login-banner`	`Harvest generated`	conf/eseries/11.80.0/array.yaml (LoginBanner plugin)

The eseries_array_login_banner_enabled metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Array	Capacity	table	Array Configuration

eseries_array_read_data¶

Array-wide read data throughput in bytes per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readBytesTotal`	conf/eseriesperf/11.80.0/array.yaml

The eseries_array_read_data metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Array	Highlights	timeseries	Top $TopResources Arrays by Read Throughput

eseries_array_read_ops¶

Array-wide read I/O operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readIopsTotal`	conf/eseriesperf/11.80.0/array.yaml

The eseries_array_read_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Array	Highlights	timeseries	Top $TopResources Arrays by Read IOPS

eseries_array_tray_count¶

Number of drive trays in the storage array

API	Endpoint	Metric	Template
REST	`storage-systems`	`trayCount`	conf/eseries/11.80.0/array.yaml

eseries_array_unconfigured_space¶

Unconfigured space available in the storage array in bytes

API	Endpoint	Metric	Template
REST	`storage-systems`	`unconfiguredSpace`	conf/eseries/11.80.0/array.yaml

The eseries_array_unconfigured_space metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Array	Capacity	timeseries	Top $TopResources Systems by Unconfigured Space

eseries_array_used_pool_space¶

Used space in storage pools in bytes

API	Endpoint	Metric	Template
REST	`storage-systems`	`usedPoolSpace`	conf/eseries/11.80.0/array.yaml

The eseries_array_used_pool_space metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Array	Capacity	timeseries	Top $TopResources Systems by Storage Capacity Used %
E-Series: Array	Capacity	timeseries	Top $TopResources Systems by Used Space

eseries_array_write_data¶

Array-wide write data throughput in bytes per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeBytesTotal`	conf/eseriesperf/11.80.0/array.yaml

The eseries_array_write_data metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Array	Highlights	timeseries	Top $TopResources Arrays by Write Throughput

eseries_array_write_ops¶

Array-wide write I/O operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeIopsTotal`	conf/eseriesperf/11.80.0/array.yaml

The eseries_array_write_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Array	Highlights	timeseries	Top $TopResources Arrays by Write IOPS

eseries_battery_labels¶

This metric provides information about batteries.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`Harvest generated`	conf/eseries/11.80.0/hardware.yaml

The eseries_battery_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Hardware	Battery	table	Battery

eseries_cache_backup_device_capacity¶

Capacity of the cache backup device in bytes

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`cacheBackupDevices.backupDeviceCapacity`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_cache_backup_device_capacity metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Hardware	Cache	table	Cache Backup Devices

eseries_cache_backup_device_labels¶

This metric provides information about cache backup devices.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`Harvest generated`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_cache_backup_device_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Hardware	Cache	table	Cache Backup Devices

eseries_cache_memory_dimm_capacity¶

Capacity of the cache memory DIMM in bytes

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`cacheMemoryDimms.capacityInMegabytes`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_cache_memory_dimm_capacity metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Hardware	Cache	table	Cache Memory DIMMs

eseries_cache_memory_dimm_labels¶

This metric provides information about cache memory DIMMs.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`Harvest generated`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_cache_memory_dimm_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Hardware	Cache	table	Cache Memory DIMMs

eseries_controller_cache_hit_ops¶

Total number of IO operations that hit cache on the controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`cacheHitsIopsTotal`	conf/eseriesperf/11.80.0/controller.yaml

The eseries_controller_cache_hit_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Controller	Highlights	timeseries	Top $TopResources Controllers by Cache Hit Ops

eseries_controller_code_version_labels¶

This metric provides information about controller code versions.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`Harvest generated`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_controller_code_version_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Hardware	Highlights	table	Code Versions

eseries_controller_cpu_utilization¶

Controller CPU utilization percentage

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`cpuUtilizationStats.0.sumCpuUtilization`	conf/eseriesperf/11.80.0/controller.yaml

The eseries_controller_cpu_utilization metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Controller	Highlights	timeseries	Top $TopResources Controllers by CPU Utilization

eseries_controller_dns_labels¶

This metric provides information about the DNS servers configured on the controller.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`Harvest generated`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_controller_dns_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Hardware	DNS & NTP	table	DNS Servers

eseries_controller_dns_server_count¶

Number of unique DNS servers currently in use by the controller.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`controllers.networkSettings.dnsProperties`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

eseries_controller_drive_interface_labels¶

This metric provides information about controller drive-side interfaces.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/interfaces?channelType=driveside`	`Harvest generated`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_controller_drive_interface_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Hardware	Drive Interfaces	table	Drive Interfaces

eseries_controller_host_interface_labels¶

This metric provides information about controller host-side interfaces.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/interfaces?channelType=hostside`	`Harvest generated`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_controller_host_interface_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Hardware	Host Interfaces	table	Host Interfaces

eseries_controller_labels¶

This metric provides information about controllers.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`Harvest generated`	conf/eseries/11.80.0/hardware.yaml

The eseries_controller_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Controller	Controller Details	table	Controller Configuration
E-Series: Hardware	Highlights	table	Controller Configuration

eseries_controller_net_interface_labels¶

This metric provides information about controller network interfaces.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`Harvest generated`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_controller_net_interface_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Hardware	Management	table	Management Ports
E-Series: Hardware	Management	table	DNS & NTP Configuration

eseries_controller_ntp_labels¶

This metric provides information about the NTP servers configured on the controller.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`Harvest generated`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_controller_ntp_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Hardware	DNS & NTP	table	NTP Servers

eseries_controller_ntp_server_count¶

Number of unique NTP servers currently in use by the controller.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`controllers.networkSettings.ntpProperties`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

eseries_controller_processor_memory¶

Controller processor memory size in bytes

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`controllers.processorMemorySize`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_controller_processor_memory metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Controller	Controller Details	table	Controller Cache & Memory
E-Series: Hardware	Cache	table	Controller Cache & Memory
E-Series: Hardware	Cache	timeseries	Top $TopResources Controllers by Processor Cache

eseries_controller_read_data¶

Total number of bytes read by the controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readBytesTotal`	conf/eseriesperf/11.80.0/controller.yaml

The eseries_controller_read_data metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Controller	Highlights	timeseries	Top $TopResources Controllers by Read Throughput

eseries_controller_read_ops¶

Total number of read IO operations serviced by the controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readIopsTotal`	conf/eseriesperf/11.80.0/controller.yaml

The eseries_controller_read_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Controller	Highlights	timeseries	Top $TopResources Controllers by Read IOPS

eseries_controller_total_cache_memory¶

Total cache memory on the controller in bytes

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`controllers.physicalCacheMemorySize`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_controller_total_cache_memory metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Controller	Controller Details	table	Controller Cache & Memory
E-Series: Hardware	Cache	table	Controller Cache & Memory
E-Series: Hardware	Cache	timeseries	Top $TopResources Controllers by Data Cache Total

eseries_controller_used_cache_memory¶

Used cache memory on the controller in bytes

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`controllers.cacheMemorySize`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_controller_used_cache_memory metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Controller	Controller Details	table	Controller Cache & Memory
E-Series: Hardware	Cache	table	Controller Cache & Memory
E-Series: Hardware	Cache	timeseries	Top $TopResources Controllers by Data Cache Used

eseries_controller_write_data¶

Total number of bytes written by the controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeBytesTotal`	conf/eseriesperf/11.80.0/controller.yaml

The eseries_controller_write_data metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Controller	Highlights	timeseries	Top $TopResources Controllers by Write Throughput

eseries_controller_write_ops¶

Total number of write IO operations serviced by the controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeIopsTotal`	conf/eseriesperf/11.80.0/controller.yaml

The eseries_controller_write_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Controller	Highlights	timeseries	Top $TopResources Controllers by Write IOPS

eseries_drive_block_size¶

Logical block size of the drive in bytes

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`drives.blkSize`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_drive_block_size metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Drive	Drive Details	table	Drives
E-Series: Hardware	Drives	table	Drives

eseries_drive_block_size_physical¶

Physical block size of the drive in bytes

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`drives.blkSizePhysical`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_drive_block_size_physical metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Drive	Drive Details	table	Drives
E-Series: Hardware	Drives	table	Drives

eseries_drive_capacity¶

Usable capacity of the drive in bytes, after accounting for space reserved by the array controller for overhead

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`drives.usableCapacity`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_drive_capacity metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Drive	Drive Details	table	Drives
E-Series: Hardware	Drives	table	Drives

eseries_drive_labels¶

This metric provides information about drives.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`Harvest generated`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_drive_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Drive	Drive Details	table	Drives
E-Series: Hardware	Drives	table	Drives

eseries_drive_percent_endurance_used¶

Percentage of SSD endurance used for solid state drives

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`drives.ssdWearLife.percentEnduranceUsed`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_drive_percent_endurance_used metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Drive	Drive Details	table	Drives
E-Series: Hardware	Drives	table	Drives

eseries_drive_raw_capacity¶

Raw physical capacity of the drive in bytes, before array controller overhead is reserved

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`drives.rawCapacity`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_drive_raw_capacity metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Drive	Drive Details	table	Drives
E-Series: Hardware	Drives	table	Drives

eseries_drive_read_data¶

Drive read throughput in bytes per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readBytes`	conf/eseriesperf/11.80.0/drive.yaml

The eseries_drive_read_data metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Drive	Highlights	timeseries	Top $TopResources Drives by Read Throughput

eseries_drive_read_latency¶

Average drive read latency in microseconds

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readTimeTotal`	conf/eseriesperf/11.80.0/drive.yaml

The eseries_drive_read_latency metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Drive	Highlights	timeseries	Top $TopResources Drives by Read Latency

eseries_drive_read_ops¶

Drive read I/O operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readOps`	conf/eseriesperf/11.80.0/drive.yaml

The eseries_drive_read_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Drive	Highlights	timeseries	Top $TopResources Drives by Read IOPs

eseries_drive_read_utilization¶

Percentage of time the drive was busy servicing read I/O requests

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest generated`	conf/eseriesperf/11.80.0/drive.yaml

The eseries_drive_read_utilization metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Drive	Utilization	timeseries	Top $TopResources Drives by Read Utilization

eseries_drive_total_utilization¶

Percentage of time the drive was busy servicing all I/O requests (read and write combined)

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest generated`	conf/eseriesperf/11.80.0/drive.yaml

The eseries_drive_total_utilization metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Drive	Utilization	timeseries	Top $TopResources Drives by Total Utilization

eseries_drive_write_data¶

Drive write throughput in bytes per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeBytes`	conf/eseriesperf/11.80.0/drive.yaml

The eseries_drive_write_data metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Drive	Highlights	timeseries	Top $TopResources Drives by Write Throughput

eseries_drive_write_latency¶

Average drive write latency in microseconds

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeTimeTotal`	conf/eseriesperf/11.80.0/drive.yaml

The eseries_drive_write_latency metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Drive	Highlights	timeseries	Top $TopResources Drives by Write Latency

eseries_drive_write_ops¶

Drive write I/O operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeOps`	conf/eseriesperf/11.80.0/drive.yaml

The eseries_drive_write_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Drive	Highlights	timeseries	Top $TopResources Drives by Write IOPs

eseries_drive_write_utilization¶

Percentage of time the drive was busy servicing write I/O requests

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest generated`	conf/eseriesperf/11.80.0/drive.yaml

The eseries_drive_write_utilization metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Drive	Utilization	timeseries	Top $TopResources Drives by Write Utilization

eseries_fan_labels¶

This metric provides information about fans.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`Harvest generated`	conf/eseries/11.80.0/hardware.yaml

The eseries_fan_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Hardware	Fan	table	Fan

eseries_firmware_version_labels¶

This metric provides information about the array-wide firmware and software code versions (raid, management, iom, bundle, etc.).

API	Endpoint	Metric	Template
REST	`firmware/embedded-firmware/{array_id}/versions`	`Harvest generated`	conf/eseries/11.80.0/firmware.yaml (Firmware plugin)

The eseries_firmware_version_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Array	Firmware Versions	table	Firmware Versions

eseries_host_board_labels¶

This metric provides information about IO modules (host interface cards) installed in the controllers.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`Harvest generated`	conf/eseries/11.80.0/hardware.yaml

The eseries_host_board_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Hardware	IO Module / Host Board	table	IO Module / Host Board

eseries_host_labels¶

This metric provides information about hosts connected to the storage array.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hosts`	`Harvest generated`	conf/eseries/11.80.0/host.yaml

The eseries_host_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Array	Host	table	Host Configuration

eseries_interface_channel_error_count¶

Number of errors detected on the channel

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`channelErrorCount`	conf/eseriesperf/11.80.0/interface.yaml

The eseries_interface_channel_error_count metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Interface	Channel Errors	timeseries	Top $TopResources Interfaces by Channel Error Count

eseries_interface_other_latency¶

Other command response time average in microseconds

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`otherTimeTotal`	conf/eseriesperf/11.80.0/interface.yaml

The eseries_interface_other_latency metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Interface	Highlights	timeseries	Top $TopResources Interfaces by Other Latency

eseries_interface_other_ops¶

Interface other I/O operations per second (e.g. control/management commands)

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`otherOps`	conf/eseriesperf/11.80.0/interface.yaml

The eseries_interface_other_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Interface	Highlights	timeseries	Top $TopResources Interfaces by Other IOPs

eseries_interface_queue_depth_average¶

Average queue depth per I/O operation

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/interface.yaml

The eseries_interface_queue_depth_average metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Interface	Queue Depth	timeseries	Top $TopResources Interfaces by Queue Depth Average

eseries_interface_queue_depth_max¶

Maximum queue depth seen over the observation window

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`queueDepthMax`	conf/eseriesperf/11.80.0/interface.yaml

The eseries_interface_queue_depth_max metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Interface	Queue Depth	timeseries	Top $TopResources Interfaces by Queue Depth Max

eseries_interface_read_data¶

Interface read data throughput in bytes per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readBytes`	conf/eseriesperf/11.80.0/interface.yaml

The eseries_interface_read_data metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Interface	Highlights	timeseries	Top $TopResources Interfaces by Read Throughput

eseries_interface_read_latency¶

Read response time average in microseconds

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readTimeTotal`	conf/eseriesperf/11.80.0/interface.yaml

The eseries_interface_read_latency metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Interface	Highlights	timeseries	Top $TopResources Interfaces by Read Latency

eseries_interface_read_ops¶

Interface read I/O operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readOps`	conf/eseriesperf/11.80.0/interface.yaml

The eseries_interface_read_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Interface	Highlights	timeseries	Top $TopResources Interfaces by Read IOPs
E-Series: Interface	Interface Table	table	Interfaces

eseries_interface_write_data¶

Interface write data throughput in bytes per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeBytes`	conf/eseriesperf/11.80.0/interface.yaml

The eseries_interface_write_data metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Interface	Highlights	timeseries	Top $TopResources Interfaces by Write Throughput

eseries_interface_write_latency¶

Write response time average in microseconds

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeTimeTotal`	conf/eseriesperf/11.80.0/interface.yaml

The eseries_interface_write_latency metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Interface	Highlights	timeseries	Top $TopResources Interfaces by Write Latency

eseries_interface_write_ops¶

Interface write I/O operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeOps`	conf/eseriesperf/11.80.0/interface.yaml

The eseries_interface_write_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Interface	Highlights	timeseries	Top $TopResources Interfaces by Write IOPs

eseries_mel_events¶

A Major Event Log (MEL) entry recorded by the array — E-Series' record of significant events such as hardware failures and configuration changes — labeled with its event type, location, component, and severity; the value is the timestamp of its most recent occurrence.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/mel-events`	`timeStamp`	conf/eseriesmel/11.80.0/events.yaml

The eseries_mel_events metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: MEL Events	Highlights	stat	Distinct Events
E-Series: MEL Events	Highlights	piechart	Events by Severity
E-Series: MEL Events	Highlights	table	MEL Events (${__fromYYYY-MM-DD HH:mm} to ${__toYYYY-MM-DD HH:mm})

eseries_pool_block_size¶

Recommended block size of the storage pool in bytes

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/storage-pools`	`blkSizeRecommended`	conf/eseries/11.80.0/pool.yaml

The eseries_pool_block_size metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Pool	Pool Table	table	Pools

eseries_pool_block_sizes_supported¶

Volume block sizes supported by the storage pool (e.g. 512,4096)

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/storage-pools`	`blkSizeSupported`	conf/eseries/11.80.0/pool.yaml

eseries_pool_da_capable¶

Whether all drives in the storage pool are Data Assurance (T10 PI) capable

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/storage-pools`	`protectionInformationCapabilities.protectionInformationCapable`	conf/eseries/11.80.0/pool.yaml

eseries_pool_drive_media_type¶

Media type of the drives that make up the storage pool (e.g. ssd, hdd)

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/storage-pools`	`driveMediaType`	conf/eseries/11.80.0/pool.yaml

eseries_pool_drive_physical_type¶

Physical type of the drives that make up the storage pool (e.g. nvme4k)

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/storage-pools`	`drivePhysicalType`	conf/eseries/11.80.0/pool.yaml

eseries_pool_free_capacity¶

Free capacity of the storage pool in bytes

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/storage-pools`	`freeSpace`	conf/eseries/11.80.0/pool.yaml

The eseries_pool_free_capacity metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Pool	Pool Table	table	Pools

eseries_pool_labels¶

This metric provides information about storage pools (volume groups and disk pools).

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/storage-pools`	`Harvest generated`	conf/eseries/11.80.0/pool.yaml

The eseries_pool_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Pool	Pool Table	table	Pools

eseries_pool_other_ops¶

Pool other I/O operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`otherOps`	conf/eseriesperf/11.80.0/pool.yaml

The eseries_pool_other_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Pool	Highlights	timeseries	Top $TopResources Pools by Other IOPs

eseries_pool_queue_depth_average¶

Average queue depth per I/O operation

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/pool.yaml

The eseries_pool_queue_depth_average metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Pool	Queue Depth	timeseries	Top $TopResources Pools by Queue Depth Average

eseries_pool_queue_depth_max¶

Maximum queue depth seen over the observation window

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`queueDepthMax`	conf/eseriesperf/11.80.0/pool.yaml

The eseries_pool_queue_depth_max metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Pool	Queue Depth	timeseries	Top $TopResources Pools by Queue Depth Max

eseries_pool_raid_level¶

RAID level of the storage pool

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/storage-pools`	`raidLevel`	conf/eseries/11.80.0/pool.yaml

eseries_pool_read_cache_hit_ratio¶

Pool read cache hit ratio calculated from read hit operations and total read operations

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/pool.yaml (CacheHitRatio plugin)

The eseries_pool_read_cache_hit_ratio metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Pool	Cache	timeseries	Top $TopResources Pools by Read Cache Hit Ratio

eseries_pool_read_data¶

Pool read data throughput in bytes per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readBytes`	conf/eseriesperf/11.80.0/pool.yaml

The eseries_pool_read_data metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Pool	Highlights	timeseries	Top $TopResources Pools by Read Throughput

eseries_pool_read_hit_ops¶

Number of read operations that hit cache

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readHitOps`	conf/eseriesperf/11.80.0/pool.yaml

eseries_pool_read_latency¶

Read response time average in microseconds

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readTimeTotal`	conf/eseriesperf/11.80.0/pool.yaml

The eseries_pool_read_latency metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Pool	Highlights	timeseries	Top $TopResources Pools by Read Latency

eseries_pool_read_ops¶

Pool read I/O operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readOps`	conf/eseriesperf/11.80.0/pool.yaml

The eseries_pool_read_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Pool	Highlights	timeseries	Top $TopResources Pools by Read IOPs

eseries_pool_read_utilization¶

Percentage of the observation window the pool spent servicing read I/O

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/pool.yaml

The eseries_pool_read_utilization metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Pool	Utilization	timeseries	Top $TopResources Pools by Read Utilization

eseries_pool_security_level¶

Security level of the storage pool (e.g. fde)

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/storage-pools`	`securityLevel`	conf/eseries/11.80.0/pool.yaml

eseries_pool_security_type¶

Security capability type of the storage pool (e.g. capable)

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/storage-pools`	`securityType`	conf/eseries/11.80.0/pool.yaml

eseries_pool_shelf_loss_protection¶

Whether the storage pool is protected against the loss of an entire drive shelf/tray

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/storage-pools`	`trayLossProtection`	conf/eseries/11.80.0/pool.yaml

eseries_pool_status¶

RAID status of the storage pool

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/storage-pools`	`raidStatus`	conf/eseries/11.80.0/pool.yaml

eseries_pool_total_cache_hit_ratio¶

Pool total cache hit ratio combining read and write cache hit operations

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/pool.yaml (CacheHitRatio plugin)

The eseries_pool_total_cache_hit_ratio metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Pool	Cache	timeseries	Top $TopResources Pools by Total Cache Hit Ratio

eseries_pool_total_utilization¶

Percentage of the observation window the pool spent servicing I/O (read + write)

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/pool.yaml

The eseries_pool_total_utilization metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Pool	Utilization	timeseries	Top $TopResources Pools by Total Utilization

eseries_pool_write_cache_hit_ratio¶

Pool write cache hit ratio calculated from write hit operations and total write operations

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/pool.yaml (CacheHitRatio plugin)

The eseries_pool_write_cache_hit_ratio metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Pool	Cache	timeseries	Top $TopResources Pools by Write Cache Hit Ratio

eseries_pool_write_data¶

Pool write data throughput in bytes per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeBytes`	conf/eseriesperf/11.80.0/pool.yaml

The eseries_pool_write_data metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Pool	Highlights	timeseries	Top $TopResources Pools by Write Throughput

eseries_pool_write_hit_ops¶

Pool write cache hit operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeHitOps`	conf/eseriesperf/11.80.0/pool.yaml

eseries_pool_write_latency¶

Write response time average in microseconds

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeTimeTotal`	conf/eseriesperf/11.80.0/pool.yaml

The eseries_pool_write_latency metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Pool	Highlights	timeseries	Top $TopResources Pools by Write Latency

eseries_pool_write_ops¶

Pool write I/O operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeOps`	conf/eseriesperf/11.80.0/pool.yaml

The eseries_pool_write_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Pool	Highlights	timeseries	Top $TopResources Pools by Write IOPs

eseries_pool_write_utilization¶

Percentage of the observation window the pool spent servicing write I/O

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/pool.yaml

The eseries_pool_write_utilization metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Pool	Utilization	timeseries	Top $TopResources Pools by Write Utilization

eseries_power_supply_labels¶

This metric provides information about power supplies.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`Harvest generated`	conf/eseries/11.80.0/hardware.yaml

The eseries_power_supply_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Hardware	Power Supply	table	Power Supply

eseries_sfp_labels¶

This metric provides information about SFP transceivers.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`Harvest generated`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_sfp_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Hardware	SFP	table	SFP

eseries_ssd_cache_additional_capacity¶

Additional SSD cache capacity that can still be added to the array in bytes (maximum capacity minus current capacity)

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/capabilities`	`Harvest generated`	conf/eseries/11.80.0/ssd_cache.yaml (SsdCacheCapacity plugin)

The eseries_ssd_cache_additional_capacity metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Capacity	table	SSD Cache Overview
E-Series: SSD Cache	Capacity	timeseries	Top $TopResources Additional Capacity Allowed

eseries_ssd_cache_allocated_size¶

Allocated size of the SSD cache per controller in bytes

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`statistics.allocatedBytes`	conf/eseriesperf/11.80.0/ssd_cache.yaml

The eseries_ssd_cache_allocated_size metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Capacity	timeseries	Top $TopResources Allocated Size

eseries_ssd_cache_allocation_percent¶

SSD cache allocation percentage per controller, calculated as allocated bytes divided by total cache size (allocated + available bytes)

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`Harvest generated`	conf/eseriesperf/11.80.0/ssd_cache.yaml (SsdCacheStats plugin)

The eseries_ssd_cache_allocation_percent metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Highlights	timeseries	Top $TopResources Cache Allocation %
E-Series: SSD Cache	Capacity	timeseries	Top $TopResources Allocation %

eseries_ssd_cache_available_size¶

Available size of the SSD cache per controller in bytes

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`statistics.availableBytes`	conf/eseriesperf/11.80.0/ssd_cache.yaml

The eseries_ssd_cache_available_size metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Capacity	timeseries	Top $TopResources Available Size

eseries_ssd_cache_complete_cache_miss_block_ops¶

Number of complete cache miss block operations per controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`statistics.completeCacheMissBlocks`	conf/eseriesperf/11.80.0/ssd_cache.yaml

The eseries_ssd_cache_complete_cache_miss_block_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Block Operations	timeseries	Top $TopResources Cache Miss Block Ops/s

eseries_ssd_cache_complete_cache_miss_ops¶

Number of complete cache miss operations per controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`statistics.completeCacheMiss`	conf/eseriesperf/11.80.0/ssd_cache.yaml

The eseries_ssd_cache_complete_cache_miss_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	IOPS	timeseries	Top $TopResources Cache Miss IOPS

eseries_ssd_cache_complete_cache_miss_percent¶

Percentage of read operations that resulted in a complete cache miss per controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`Harvest generated`	conf/eseriesperf/11.80.0/ssd_cache.yaml (SsdCacheStats plugin)

The eseries_ssd_cache_complete_cache_miss_percent metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Cache Hit Performance	timeseries	Top $TopResources Complete Cache Miss %

eseries_ssd_cache_current_capacity¶

Current used capacity of the SSD cache in bytes

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches`	`usedCapacity`	conf/eseries/11.80.0/ssd_cache.yaml

The eseries_ssd_cache_current_capacity metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Capacity	table	SSD Cache Overview
E-Series: SSD Cache	Capacity	timeseries	Top $TopResources Current Capacity

eseries_ssd_cache_drive_labels¶

This metric provides information about drives assigned to an SSD cache.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/drives`	`Harvest generated`	conf/eseries/11.80.0/ssd_cache.yaml (SsdCacheCapacity plugin)

The eseries_ssd_cache_drive_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Drives	table	SSD Cache Drives

eseries_ssd_cache_drive_raw_capacity¶

Raw capacity of each drive contributing to the SSD cache in bytes

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/drives`	`rawCapacity`	conf/eseries/11.80.0/ssd_cache.yaml (SsdCacheCapacity plugin)

The eseries_ssd_cache_drive_raw_capacity metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Drives	table	SSD Cache Drives

eseries_ssd_cache_full_cache_hit_block_ops¶

Number of full cache hit block operations per controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`statistics.fullCacheHitBlocks`	conf/eseriesperf/11.80.0/ssd_cache.yaml

The eseries_ssd_cache_full_cache_hit_block_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Block Operations	timeseries	Top $TopResources Full Cache Hit Block Ops/s

eseries_ssd_cache_full_cache_hit_ops¶

Number of full cache hit operations per controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`statistics.fullCacheHits`	conf/eseriesperf/11.80.0/ssd_cache.yaml

The eseries_ssd_cache_full_cache_hit_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	IOPS	timeseries	Top $TopResources Full Cache Hit IOPS

eseries_ssd_cache_full_cache_hit_percent¶

Percentage of read operations that resulted in a full cache hit per controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`Harvest generated`	conf/eseriesperf/11.80.0/ssd_cache.yaml (SsdCacheStats plugin)

The eseries_ssd_cache_full_cache_hit_percent metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Cache Hit Performance	timeseries	Top $TopResources Full Cache Hit %

eseries_ssd_cache_hit_percent¶

SSD cache hit percentage per controller, calculated as full cache hits divided by total I/O operations (reads + writes)

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`Harvest generated`	conf/eseriesperf/11.80.0/ssd_cache.yaml (SsdCacheStats plugin)

The eseries_ssd_cache_hit_percent metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Highlights	timeseries	Top $TopResources Cache Hit %
E-Series: SSD Cache	Cache Hit Performance	timeseries	Top $TopResources Cache Hit %

eseries_ssd_cache_invalidate_ops¶

Number of cache invalidate operations per controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`statistics.invalidates`	conf/eseriesperf/11.80.0/ssd_cache.yaml

The eseries_ssd_cache_invalidate_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Cache Sizing	timeseries	Top $TopResources Invalidate Ops/s

eseries_ssd_cache_labels¶

This metric provides information about SSD caches.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches`	`Harvest generated`	conf/eseries/11.80.0/ssd_cache.yaml

The eseries_ssd_cache_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Capacity	table	SSD Cache Overview

eseries_ssd_cache_max_capacity¶

Maximum SSD cache capacity allowed for the array in bytes

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/capabilities`	`featureParameters.maxFlashCacheSize`	conf/eseries/11.80.0/ssd_cache.yaml (SsdCacheCapacity plugin)

The eseries_ssd_cache_max_capacity metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Capacity	table	SSD Cache Overview
E-Series: SSD Cache	Capacity	timeseries	Top $TopResources Maximum Capacity Allowed

eseries_ssd_cache_partial_cache_hit_block_ops¶

Number of partial cache hit block operations per controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`statistics.partialCacheHitBlocks`	conf/eseriesperf/11.80.0/ssd_cache.yaml

The eseries_ssd_cache_partial_cache_hit_block_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Block Operations	timeseries	Top $TopResources Partial Cache Hit Block Ops/s

eseries_ssd_cache_partial_cache_hit_ops¶

Number of partial cache hit operations per controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`statistics.partialCacheHits`	conf/eseriesperf/11.80.0/ssd_cache.yaml

The eseries_ssd_cache_partial_cache_hit_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	IOPS	timeseries	Top $TopResources Partial Cache Hit IOPS

eseries_ssd_cache_partial_cache_hit_percent¶

Percentage of read operations that resulted in a partial cache hit per controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`Harvest generated`	conf/eseriesperf/11.80.0/ssd_cache.yaml (SsdCacheStats plugin)

The eseries_ssd_cache_partial_cache_hit_percent metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Cache Hit Performance	timeseries	Top $TopResources Partial Cache Hit %

eseries_ssd_cache_populate_on_read_ops¶

Number of populate-on-read operations per controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`statistics.populateOnReads`	conf/eseriesperf/11.80.0/ssd_cache.yaml

The eseries_ssd_cache_populate_on_read_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	IOPS	timeseries	Top $TopResources Populate-on-Read IOPS

eseries_ssd_cache_populate_on_write_ops¶

Number of populate-on-write operations per controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`statistics.populateOnWrites`	conf/eseriesperf/11.80.0/ssd_cache.yaml

The eseries_ssd_cache_populate_on_write_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	IOPS	timeseries	Top $TopResources Populate-on-Write IOPS

eseries_ssd_cache_populated_clean_size¶

Amount of clean (unmodified) data populated in the SSD cache per controller in bytes

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`statistics.populatedCleanBytes`	conf/eseriesperf/11.80.0/ssd_cache.yaml

The eseries_ssd_cache_populated_clean_size metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Cache Sizing	timeseries	Top $TopResources Populated Clean Size

eseries_ssd_cache_populated_dirty_size¶

Amount of dirty (modified) data populated in the SSD cache per controller in bytes

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`statistics.populatedDirtyBytes`	conf/eseriesperf/11.80.0/ssd_cache.yaml

The eseries_ssd_cache_populated_dirty_size metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Cache Sizing	timeseries	Top $TopResources Populated Dirty Size

eseries_ssd_cache_read_block_ops¶

SSD cache read block operations per second per controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`statistics.readBlocks`	conf/eseriesperf/11.80.0/ssd_cache.yaml

The eseries_ssd_cache_read_block_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Block Operations	timeseries	Top $TopResources Read Block Ops/s

eseries_ssd_cache_read_ops¶

SSD cache read operations per second per controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`statistics.reads`	conf/eseriesperf/11.80.0/ssd_cache.yaml

The eseries_ssd_cache_read_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	IOPS	timeseries	Top $TopResources Read IOPS

eseries_ssd_cache_recycle_ops¶

Number of cache recycle operations per controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`statistics.recycles`	conf/eseriesperf/11.80.0/ssd_cache.yaml

The eseries_ssd_cache_recycle_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Cache Sizing	timeseries	Top $TopResources Recycle Ops/s

eseries_ssd_cache_utilization_percent¶

SSD cache utilization percentage per controller, calculated as populated data (clean + dirty bytes) divided by allocated bytes

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`Harvest generated`	conf/eseriesperf/11.80.0/ssd_cache.yaml (SsdCacheStats plugin)

The eseries_ssd_cache_utilization_percent metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Highlights	timeseries	Top $TopResources Cache Utilization %
E-Series: SSD Cache	Capacity	timeseries	Top $TopResources Utilization %

eseries_ssd_cache_volume_labels¶

This metric provides information about volumes mapped to an SSD cache.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/volumes`	`Harvest generated`	conf/eseries/11.80.0/ssd_cache.yaml (SsdCacheCapacity plugin)

The eseries_ssd_cache_volume_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Cached Volumes	table	Cached Volumes

eseries_ssd_cache_write_block_ops¶

SSD cache write block operations per second per controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`statistics.writeBlocks`	conf/eseriesperf/11.80.0/ssd_cache.yaml

The eseries_ssd_cache_write_block_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	Block Operations	timeseries	Top $TopResources Write Block Ops/s

eseries_ssd_cache_write_ops¶

SSD cache write operations per second per controller

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/ssd-caches/{ssd_cache_id}/statistics`	`statistics.writes`	conf/eseriesperf/11.80.0/ssd_cache.yaml

The eseries_ssd_cache_write_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: SSD Cache	IOPS	timeseries	Top $TopResources Write IOPS

eseries_thermal_sensor_labels¶

This metric provides information about thermal sensors.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/hardware-inventory`	`Harvest generated`	conf/eseries/11.80.0/hardware.yaml (Hardware plugin)

The eseries_thermal_sensor_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Hardware	Thermal Sensor	table	Thermal Sensor

eseries_volume_allocated_capacity¶

Allocated capacity of the volume in bytes. Reports the same value as eseries_volume_reported_capacity

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/volumes`	`totalSizeInBytes`	conf/eseries/11.80.0/volume.yaml

eseries_volume_block_size¶

Block size of the volume in bytes

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/volumes`	`blkSize`	conf/eseries/11.80.0/volume.yaml

The eseries_volume_block_size metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Volume	Volume Table	table	Volumes

eseries_volume_labels¶

This metric provides information about volumes.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/volumes`	`Harvest generated`	conf/eseries/11.80.0/volume.yaml

The eseries_volume_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Volume	Volume Table	table	Volumes

eseries_volume_other_ops¶

Volume other I/O operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`otherOps`	conf/eseriesperf/11.80.0/volume.yaml

The eseries_volume_other_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Volume	Highlights	timeseries	Top $TopResources Volumes by Other IOPs

eseries_volume_queue_depth_average¶

Average queue depth per I/O operation

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/volume.yaml

The eseries_volume_queue_depth_average metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Volume	Queue Depth	timeseries	Top $TopResources Volumes by Queue Depth Average

eseries_volume_queue_depth_max¶

Maximum queue depth seen over the observation window

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`queueDepthMax`	conf/eseriesperf/11.80.0/volume.yaml

The eseries_volume_queue_depth_max metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Volume	Queue Depth	timeseries	Top $TopResources Volumes by Queue Depth Max

eseries_volume_read_cache_hit_ratio¶

Volume read cache hit ratio calculated from read hit operations and total read operations

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/volume.yaml (CacheHitRatio plugin)

The eseries_volume_read_cache_hit_ratio metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Volume	Cache	timeseries	Top $TopResources Volumes by Read Cache Hit Ratio

eseries_volume_read_data¶

Volume read data throughput in bytes per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readBytes`	conf/eseriesperf/11.80.0/volume.yaml

The eseries_volume_read_data metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Volume	Highlights	timeseries	Top $TopResources Volumes by Read Throughput

eseries_volume_read_hit_ops¶

Number of read operations that hit cache

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readHitOps`	conf/eseriesperf/11.80.0/volume.yaml

eseries_volume_read_latency¶

Read response time average in microseconds

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readTimeTotal`	conf/eseriesperf/11.80.0/volume.yaml

The eseries_volume_read_latency metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Volume	Highlights	timeseries	Top $TopResources Volumes by Read Latency

eseries_volume_read_ops¶

Volume read I/O operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readOps`	conf/eseriesperf/11.80.0/volume.yaml

The eseries_volume_read_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Volume	Highlights	timeseries	Top $TopResources Volumes by Read IOPs

eseries_volume_reported_capacity¶

The capacity in bytes of the volume. Reports the same value as eseries_volume_allocated_capacity

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/volumes`	`capacity`	conf/eseries/11.80.0/volume.yaml

The eseries_volume_reported_capacity metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Volume	Volume Table	table	Volumes

eseries_volume_total_cache_hit_ratio¶

Volume total cache hit ratio combining read and write cache hit operations

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/volume.yaml (CacheHitRatio plugin)

The eseries_volume_total_cache_hit_ratio metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Volume	Cache	timeseries	Top $TopResources Volumes by Total Cache Hit Ratio

eseries_volume_write_cache_hit_ratio¶

Volume write cache hit ratio calculated from write hit operations and total write operations

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/volume.yaml (CacheHitRatio plugin)

The eseries_volume_write_cache_hit_ratio metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Volume	Cache	timeseries	Top $TopResources Volumes by Write Cache Hit Ratio

eseries_volume_write_data¶

Volume write data throughput in bytes per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeBytes`	conf/eseriesperf/11.80.0/volume.yaml

The eseries_volume_write_data metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Volume	Highlights	timeseries	Top $TopResources Volumes by Write Throughput

eseries_volume_write_hit_ops¶

Volume write cache hit operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeHitOps`	conf/eseriesperf/11.80.0/volume.yaml

eseries_volume_write_latency¶

Write response time average in microseconds

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeTimeTotal`	conf/eseriesperf/11.80.0/volume.yaml

The eseries_volume_write_latency metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Volume	Highlights	timeseries	Top $TopResources Volumes by Write Latency

eseries_volume_write_ops¶

Volume write I/O operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeOps`	conf/eseriesperf/11.80.0/volume.yaml

The eseries_volume_write_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Volume	Highlights	timeseries	Top $TopResources Volumes by Write IOPs

eseries_workload_labels¶

This metric provides information about workloads.

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/workloads`	`Harvest generated`	conf/eseries/11.80.0/workload.yaml

The eseries_workload_labels metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Workload	Workload Table	table	Workloads

eseries_workload_other_ops¶

Workload other I/O operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`otherOps`	conf/eseriesperf/11.80.0/workload.yaml

The eseries_workload_other_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Workload	Highlights	timeseries	Top $TopResources Workloads by Other IOPs

eseries_workload_profile_id¶

Workload profile identifier assigned to the workload (links to the corresponding Application object)

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/workloads`	`workloadAttributes.0.value`	conf/eseries/11.80.0/workload.yaml

eseries_workload_queue_depth_average¶

Average queue depth per I/O operation

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/workload.yaml

The eseries_workload_queue_depth_average metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Workload	Queue Depth	timeseries	Top $TopResources Workloads by Queue Depth Average

eseries_workload_queue_depth_max¶

Maximum queue depth seen over the observation window

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`queueDepthMax`	conf/eseriesperf/11.80.0/workload.yaml

The eseries_workload_queue_depth_max metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Workload	Queue Depth	timeseries	Top $TopResources Workloads by Queue Depth Max

eseries_workload_read_cache_hit_ratio¶

Workload read cache hit ratio calculated from read hit operations and total read operations

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/workload.yaml (CacheHitRatio plugin)

The eseries_workload_read_cache_hit_ratio metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Workload	Cache	timeseries	Top $TopResources Workloads by Read Cache Hit Ratio

eseries_workload_read_data¶

Workload read data throughput in bytes per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readBytes`	conf/eseriesperf/11.80.0/workload.yaml

The eseries_workload_read_data metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Workload	Highlights	timeseries	Top $TopResources Workloads by Read Throughput

eseries_workload_read_hit_ops¶

Number of read operations that hit cache

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readHitOps`	conf/eseriesperf/11.80.0/workload.yaml

eseries_workload_read_latency¶

Read response time average in microseconds

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readTimeTotal`	conf/eseriesperf/11.80.0/workload.yaml

The eseries_workload_read_latency metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Workload	Highlights	timeseries	Top $TopResources Workloads by Read Latency

eseries_workload_read_ops¶

Workload read I/O operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`readOps`	conf/eseriesperf/11.80.0/workload.yaml

The eseries_workload_read_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Workload	Highlights	timeseries	Top $TopResources Workloads by Read IOPs

eseries_workload_read_utilization¶

Percentage of the observation window the workload spent servicing read I/O

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/workload.yaml

The eseries_workload_read_utilization metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Workload	Utilization	timeseries	Top $TopResources Workloads by Read Utilization

eseries_workload_total_cache_hit_ratio¶

Workload total cache hit ratio combining read and write cache hit operations

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/workload.yaml (CacheHitRatio plugin)

The eseries_workload_total_cache_hit_ratio metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Workload	Cache	timeseries	Top $TopResources Workloads by Total Cache Hit Ratio

eseries_workload_total_utilization¶

Percentage of the observation window the workload spent servicing I/O (read + write)

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/workload.yaml

The eseries_workload_total_utilization metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Workload	Utilization	timeseries	Top $TopResources Workloads by Total Utilization

eseries_workload_write_cache_hit_ratio¶

Workload write cache hit ratio calculated from write hit operations and total write operations

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/workload.yaml (CacheHitRatio plugin)

The eseries_workload_write_cache_hit_ratio metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Workload	Cache	timeseries	Top $TopResources Workloads by Write Cache Hit Ratio

eseries_workload_write_data¶

Workload write data throughput in bytes per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeBytes`	conf/eseriesperf/11.80.0/workload.yaml

The eseries_workload_write_data metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Workload	Highlights	timeseries	Top $TopResources Workloads by Write Throughput

eseries_workload_write_hit_ops¶

Workload write cache hit operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeHitOps`	conf/eseriesperf/11.80.0/workload.yaml

eseries_workload_write_latency¶

Write response time average in microseconds

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeTimeTotal`	conf/eseriesperf/11.80.0/workload.yaml

The eseries_workload_write_latency metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Workload	Highlights	timeseries	Top $TopResources Workloads by Write Latency

eseries_workload_write_ops¶

Workload write I/O operations per second

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`writeOps`	conf/eseriesperf/11.80.0/workload.yaml

The eseries_workload_write_ops metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Workload	Highlights	timeseries	Top $TopResources Workloads by Write IOPs

eseries_workload_write_utilization¶

Percentage of the observation window the workload spent servicing write I/O

API	Endpoint	Metric	Template
REST	`storage-systems/{array_id}/live-statistics`	`Harvest Generated`	conf/eseriesperf/11.80.0/workload.yaml

The eseries_workload_write_utilization metric is visualized in the following Grafana dashboards:

Dashboard	Row	Type	Panel
E-Series: Workload	Utilization	timeseries	Top $TopResources Workloads by Write Utilization