Monitoring Metrics · Documentation

IOMesh provides Prometheus format metrics for monitoring IOMesh storage at the cluster, chunk or volume level.

Cluster Metrics

Cluster License

Metrics	Description
`zbs_cluster_license_already_expire`	Shows if the license expires.
`zbs_cluster_license_expire_day`	Shows the date when the license expires.
`zbs_cluster_license_subscription_expire_day`	Shows the date when the subscription license expires.
`zbs_cluster_license_subscription_already_expire`	Shows if the subscription license expires.

Cluster IO

Metrics	Description
`zbs_cluster_read_iops`	Read IOPS.
`zbs_cluster_readwrite_iops`	Read write IOPS.
`zbs_cluster_write_iops`	Write IOPS.
`zbs_cluster_read_speed_bps`	Read speed.
`zbs_cluster_write_speed_bps`	Write speed.
`zbs_cluster_readwrite_speed_bps`	Read write speed.
`zbs_cluster_avg_readwrite_latency_ns`	Average read write latency.
`zbs_cluster_avg_write_latency_ns`	Average write latency.
`zbs_cluster_avg_read_latency_ns`	Average read latency.
`zbs_cluster_avg_write_size_bytes`	Average write request size.
`zbs_cluster_avg_read_size_bytes`	Average read request size.
`zbs_cluster_avg_readwrite_size_bytes`	Average read write request size.

Cluster Cache

Metrics	Description
`zbs_cluster_write_cache_hit_ratio`	Write cache hit ratio.
`zbs_cluster_failure_cache_space_bytes`	The amount of failed cache space.
`zbs_cluster_cache_capacity_bytes`	Total cache space.
`zbs_cluster_dirty_cache_space_bytes`	Dirty cache space.
`zbs_cluster_readwrite_cache_hit_ratio`	Read write cache hit ratio.
`zbs_cluster_used_cache_space_bytes`	Used cache space.
`zbs_cluster_valid_cache_space_bytes`	Valid cache space.
`zbs_cluster_dirty_cache_ratio`	Dirty cache ratio.
`zbs_cluster_read_cache_hit_ratio`	Read cache hit ratio.

Cluster Space Size

Metrics	Description
`zbs_cluster_data_capacity_bytes`	The total data capacity.
`zbs_cluster_data_space_use_rate`	Max(provisioned space, used space)/valid data space.
`zbs_cluster_unique_logical_size_bytes`	Logical size dedicated to specific volumes.
`zbs_cluster_shared_logical_size_bytes`	Shared logical size.
`zbs_cluster_logical_size_bytes`	Total logical size.
`zbs_cluster_valid_data_space_bytes`	Valid data space.
`zbs_cluster_used_data_space_bytes`	The size of used data space.
`zbs_cluster_failure_data_space_bytes`	The size of failed data space.
`zbs_cluster_provisioned_data_space_bytes`	The size of provisioned data space.
`zbs_cluster_chunks_unsafe_failure_space`	Shows if space used by chunks is larger than the unused space in the cluster.
`zbs_cluster_temporary_replica_space_bytes`	Space consumed by temporary replicas in the cluster.
`zbs_cluster_temporary_replica_num`	Number of temporary replicas in the cluster.

Cluster Migration & Recovery

Metrics	Description
`zbs_cluster_pending_migrate_bytes`	The total amount of data to be migrated.
`zbs_cluster_pending_recover_bytes`	The total amount of data to be recovered.
`zbs_cluster_migrate_speed_bps`	Migration speed.
`zbs_cluster_recover_speed_bps`	Recovery speed.
`zbs_cluster_recover_migrate_speed_bps`	Recovery & migration speed.

Chunk Status

Metrics	Description
`zbs_chunk_use_state`	Chunk use state.
`zbs_chunk_connect_status`	Chunk connection status.
`zbs_chunk_maintenance_mode`	Shows if chunk is in maintenance mode.

Chunk IO

Metrics	Description
`zbs_chunk_read_iops`	Read IOPS.
`zbs_chunk_read_speed_bps`	Read speed.
`zbs_chunk_avg_read_size_bytes`	Average read request size.
`zbs_chunk_avg_read_latency_ns`	Average read latency.
`zbs_chunk_write_iops`	Write IOPS.
`zbs_chunk_write_speed_bps`	Write speed.
`zbs_chunk_avg_write_size_bytes`	Average write request size.
`zbs_chunk_avg_write_latency_ns`	Average write latency.
`zbs_chunk_readwrite_iops`	Read write IOPS.
`zbs_chunk_readwrite_speed_bps`	Read write speed.
`zbs_chunk_avg_readwrite_size_bytes`	Average read write request size.
`zbs_chunk_avg_readwrite_latency_ns`	Average read write latency.

Chunk Cache Space

Metrics	Description
`zbs_chunk_used_cache_space_bytes`	The amount of used cache space.
`zbs_chunk_cache_capacity_bytes`	The total amount of cache space.
`zbs_chunk_read_cache_hit_ratio`	Read cache hit ratio.
`zbs_chunk_write_cache_hit_ratio`	Write cache hit ratio.
`zbs_chunk_readwrite_cache_hit_ratio`	Read write cache hit ratio.
`zbs_chunk_dirty_cache_ratio`	Dirty cache ratio.
`zbs_chunk_dirty_cache_space_bytes`	The amount of dirty cache space.
`zbs_chunk_valid_cache_space_bytes`	The amount of valid cache space.
`zbs_chunk_failure_cache_space_bytes`	The amount of failed cache space.

Chunk Data Space

Metrics	Description
`zbs_chunk_used_data_space_bytes`	The amount of used data space.
`zbs_chunk_data_capacity_bytes`	The total amount of data space.
`zbs_chunk_provisioned_data_space_bytes`	The amount of provisioned data space.
`zbs_chunk_data_space_use_rate`	Max(provisioned space, used space)/valid data space.
`zbs_chunk_valid_data_space_bytes`	The amount of valid data space.
`zbs_chunk_failure_data_space_bytes`	The amount of failed data space.

Chunk Temporary Replica

Metrics	Description
`zbs_chunk_temporary_replica_space_bytes`	Space used by temporary replicas.
`zbs_chunk_temporary_replica_num`	The number of temporary replicas.

Chunk Migration & Recovery

Metrics	Description
`zbs_chunk_pending_migrate_bytes`	The total amount of data to be migrated.
`zbs_chunk_pending_recover_bytes`	The total amount of data to be recovered.
`zbs_chunk_recover_speed_bps`	Recovery speed
`zbs_chunk_migrate_speed_bps`	Migration speed.
`zbs_chunk_recover_migrate_speed_bps`	Recovery & migration speed.

Volume Space

Metrics	Description
`zbs_volume_shared_logical_size_bytes`	Shared logical size.
`zbs_volume_unique_logical_size_bytes`	Logical size dedicated to a specific volume.
`zbs_volume_logical_size_bytes`	Total logical size.

Volume IO

Metrics	Description
`zbs_volume_readwrite_latency_ns`	Read write latency.
`zbs_volume_readwrite_speed_bps`	Read write speed.
`zbs_volume_readwrite_size_bytes`	Read write size.
`zbs_volume_readwrite_iops`	Read write IOPS.
`zbs_volume_readwrite_iop30s`	Read write IOPS at a interval of 30 seconds.
`zbs_volume_read_latency_ns`	Read latency.
`zbs_volume_read_speed_bps`	Read speed.
`zbs_volume_read_size_bytes`	Read size.
`zbs_volume_read_iops`	Read IOPS.
`zbs_volume_write_latency_ns`	Write latency.
`zbs_volume_write_speed_bps`	Write speed.
`zbs_volume_write_size_bytes`	Write size.
`zbs_volume_write_iops`	Write IOPS.
`zbs_volume_avg_iodepth`	Average IO depth.