Overview

The metrics provided by the HPE Storage Array Exporter for Prometheus vary according to the storage system to which it is connected.

HPE Alletra 9000 and Primera

The metrics provided for HPE Alletra 9000 and Primera storage systems (3PAR is also supported) are equivalent, with the metric names reflecting the storage system type.

Common Provisioning Group (CPG) Space

Metric Type Description
hpealletra9000_cpg_capacity_bytes
hpeprimera_cpg_capacity_bytes
hpe3par_cpg_capacity_bytes
Gauge Total capacity allocated to a CPG
hpealletra9000_cpg_used_bytes
hpeprimera_cpg_used_bytes
hpe3par_cpg_used_bytes
Gauge CPG capacity in use
hpealletra9000_cpg_available_bytes
hpeprimera_cpg_available_bytes
hpe3par_cpg_available_bytes
Gauge CPG capacity available
hpealletra9000_cpg_volume_used_bytes
hpeprimera_cpg_volume_used_bytes
hpe3par_cpg_volume_used_bytes
Gauge CPG capacity reserved for volumes
hpealletra9000_cpg_snapshot_used_bytes
hpeprimera_cpg_snapshot_used_bytes
hpe3par_cpg_snapshot_used_bytes
Gauge CPG capacity reserved for snapshots

Each of these metrics includes the following label.

Label Description
cpg CPG name

Volume Space

Metric Type Labels Description
hpealletra9000_volume_size_bytes
hpeprimera_volume_size_bytes
hpe3par_volume_size_bytes
Gauge cpg, provisioning, volume Volume data capacity
hpealletra9000_volume_used_bytes
hpeprimera_volume_used_bytes
hpe3par_volume_used_bytes
Gauge cpg, provisioning, volume Space used for volume data, including reserved space for a fully-provisioned volume
hpealletra9000_volume_snapshot_used_bytes
hpeprimera_volume_snapshot_used_bytes
hpe3par_volume_snapshot_used_bytes
Gauge cpg, provisioning, snap_cpg, volume Space used for volume snapshots

The labels have the following meanings.

Label Description
cpg Name of the CPG containing the volume
provisioning Indicates whether storage space is reserved upon volume creation ("thick") or as needed ("thin")
snap_cpg Name of the CPG containing the volume snapshots
volume Volume name

Volume Performance

Metric Type Description
hpealletra9000_volume_reads_per_second_avg5m
hpeprimera_volume_reads_per_second_avg5m
hpep3par_volume_reads_per_second_avg5m
Gauge Read operations performed on the VLUNs for a volume per second, averaged over a fixed five-minute interval (read IOPS)
hpealletra9000_volume_writes_per_second_avg5m
hpeprimera_volume_writes_per_second_avg5m
hpe3par_volume_writes_per_second_avg5m
Gauge Write operations performed on the VLUNs for a volume per second, averaged over a fixed five-minute interval (write IOPS)
hpealletra9000_volume_read_bytes_per_second_avg5m
hpeprimera_volume_read_bytes_per_second_avg5m
hpe3par_volume_read_bytes_per_second_avg5m
Gauge Bytes read from the VLUNs for a volume per second, averaged over a fixed five-minute interval (read throughput)
hpealletra9000_volume_write_bytes_per_second_avg5m
hpeprimera_volume_write_bytes_per_second_avg5m
hpe3par_volume_write_bytes_per_second_avg5m
Gauge Bytes written to the VLUNs for a volume per second, averaged over a fixed five-minute interval (write throughput)
hpealletra9000_volume_seconds_per_read_avg5m
hpeprimera_volume_seconds_per_read_avg5m
hpe3par_volume_seconds_per_read_avg5m
Gauge Seconds elapsed during a single read from the VLUNs for a volume, averaged over a fixed five-minute interval (read latency)
hpealletra9000_volume_seconds_per_write_avg5m
hpeprimera_volume_seconds_per_write_avg5m
hpe3par_volume_seconds_per_write_avg5m
Gauge Seconds elapsed during a single write to the VLUNs for a volume, averaged over a fixed five-minute interval (write latency)

Each of these metrics includes the following labels.

Label Description
cpg Name of the CPG containing the volume
volume Volume name

HPE Alletra 6000 and Nimble

The metrics provided for HPE Alletra 6000 and Nimble Storage systems are equivalent, with the metric names reflecting the storage system type.

Storage Pool Space

Metric Type Description
hpealletra6000_pool_capacity_bytes
hpenimble_pool_capacity_bytes
Gauge Total bytes that can be written into a storage pool
hpealletra6000_pool_used_bytes
hpenimble_pool_used_bytes
Gauge Storage pool capacity in use
hpealletra6000_pool_available_bytes
hpenimble_pool_available_bytes
Gauge Storage pool capacity available to provision volumes
hpealletra6000_pool_unused_reserve_bytes
hpenimble_pool_unused_reserve_bytes
Gauge Storage pool capacity that is reserved for existing volumes but is not in use
hpealletra6000_pool_volume_used_bytes
hpenimble_pool_volume_used_bytes
Gauge Total logical size of all volumes in a storage pool
hpealletra6000_pool_snapshot_used_bytes
hpenimble_pool_snapshot_used_bytes
Gauge Total logical size of all snapshots in a storage pool
hpealletra6000_pool_data_reduction_bytes
hpenimble_pool_data_reduction_bytes
Gauge Storage pool capacity that would be in use if not for storage system optimizations, including compression, deduplication, and clones, but excluding thin provisioning

Each of these metrics includes the following label.

Label Description
pool Storage pool name

Volume Space

Metric Type Description
hpealletra6000_volume_size_bytes
hpenimble_volume_size_bytes
Gauge Volume data capacity
hpealletra6000_volume_used_bytes
hpenimble_volume_used_bytes
Gauge Space used for volume data
hpealletra6000_volume_snapshot_used_bytes
hpenimble_volume_snapshot_used_bytes
Gauge Space used for volume snapshots

Each of these metrics includes the following labels.

Label Description
pool Name of the storage pool containing the volume
provisioning Indicates whether storage space is reserved upon volume creation ("thick") or as needed ("thin")
volume Volume ID
volume_name Volume name

Volume Performance

Metric Type Description
hpealletra6000_volume_reads_per_second_avg5m
hpenimble_volume_reads_per_second_avg5m
Gauge Read operations performed on a volume per second, averaged over the preceding five minutes (read IOPS)
hpealletra6000_volume_writes_per_second_avg5m
hpenimble_volume_writes_per_second_avg5m
Gauge Write operations performed on a volume per second, averaged over the preceding five minutes (write IOPS)
hpealletra6000_volume_read_bytes_per_second_avg5m
hpenimble_volume_read_bytes_per_second_avg5m
Gauge Bytes read from a volume per second, averaged over the preceding five minutes (read throughput)
hpealletra6000_volume_write_bytes_per_second_avg5m
hpenimble_volume_write_bytes_per_second_avg5m
Gauge Bytes written to a volume per second, averaged over the preceding five minutes (write throughput)
hpealletra6000_volume_seconds_per_read_avg5m
hpenimble_volume_seconds_per_read_avg5m
Gauge Seconds elapsed during a single read from a volume, averaged over the preceding five minutes (read latency)
hpealletra6000_volume_seconds_per_write_avg5m
hpenimble_volume_seconds_per_write_avg5m
Gauge Seconds elapsed during a single write to a volume, averaged over the preceding five minutes (write latency)

Each of these metrics includes the following labels.

Label Description
pool Name of the storage pool containing the volume
volume Volume ID
volume_name Volume name