Couchbase Metrics

See Application Integrations for more information.

couchbase.by_bucket.avg_bg_wait_time

The average background wait time.

couchbase.by_bucket.avg_disk_commit_time

The average disk commit time.

couchbase.by_bucket.avg_disk_update_time

The average disk update time.

couchbase.by_bucket.bg_wait_total

The total background wait time.

couchbase.by_bucket.bytes_read

The number of bytes read.

couchbase.by_bucket.bytes_written

The number of bytes written.

couchbase.by_bucket.cas_badval

The number of compare and swap bad values.

couchbase.by_bucket.cas_hits

The number of compare and swap hits.

couchbase.by_bucket.cas_misses

The number of compare and swap misses.

couchbase.by_bucket.cmd_get

The number of compare and swap gets.

couchbase.by_bucket.cmd_set

The number of compare and swap sets.

couchbase.by_bucket.couch_docs_actual_disk_size

The size of the couchbase docs on disk.

couchbase.by_bucket.couch_docs_data_size

The data size of the couchbase docs.

couchbase.by_bucket.couch_docs_disk_size

Couch docs total size in bytes.

couchbase.by_bucket.couch_docs_fragmentation

The percentage of couchbase docs fragmentation.

couchbase.by_bucket.couch_spatial_data_size

The size of object data for spatial views.

couchbase.by_bucket.couch_spatial_disk_size

The amount of disk space occupied by spatial views.

couchbase.by_bucket.couch_spatial_ops

Spatial operations.

couchbase.by_bucket.couch_total_disk_size

The total disk size for couchbase.

couchbase.by_bucket.couch_views_data_size

The size of object data for views.

couchbase.by_bucket.couch_views_disk_size

The amount of disk space occupied by views.

couchbase.by_bucket.couch_views_fragmentation

The view fragmentation.

couchbase.by_bucket.couch_views_ops

View operations.

couchbase.by_bucket.cpu_idle_ms

CPU idle milliseconds.

couchbase.by_bucket.cpu_utilization_rate

CPU utilization percentage.

couchbase.by_bucket.curr_connections

Current bucket connections.

couchbase.by_bucket.curr_items

Number of active items in memory.

couchbase.by_bucket.curr_items_tot

Total number of items.

couchbase.by_bucket.decr_hits

Decrement hits.

couchbase.by_bucket.decr_misses

Decrement misses.

couchbase.by_bucket.delete_hits

Delete hits.

couchbase.by_bucket.delete_misses

Delete misses.

couchbase.by_bucket.disk_commit_count

Disk commits.

couchbase.by_bucket.disk_update_count

Disk updates.

couchbase.by_bucket.disk_write_queue

Disk write queue depth.

couchbase.by_bucket.ep_bg_fetched

Disk reads per second.

couchbase.by_bucket.ep_cache_miss_rate

Cache miss rate.

couchbase.by_bucket.ep_cache_miss_ratio

Cache miss ratio.

couchbase.by_bucket.ep_dcp_2i_backoff

Number of backoffs for indexes DCP connections.

couchbase.by_bucket.ep_dcp_2i_count

Number of indexes DCP connections.

couchbase.by_bucket.ep_dcp_2i_items_remaining

Number of indexes items remaining to be sent.

couchbase.by_bucket.ep_dcp_2i_items_sent

Number of indexes items sent.

couchbase.by_bucket.ep_dcp_2i_producer_count

Number of indexes producers

couchbase.by_bucket.ep_dcp_2i_total_bytes

Number bytes per second being sent for indexes DCP connections.

couchbase.by_bucket.ep_dcp_fts_backoff

Number of backoffs for fts DCP connections.

couchbase.by_bucket.ep_dcp_fts_count

Number of fts DCP connections.

couchbase.by_bucket.ep_dcp_fts_items_remaining

Number of fts items remaining to be sent.

couchbase.by_bucket.ep_dcp_fts_items_sent

Number of fts items sent.

couchbase.by_bucket.ep_dcp_fts_producer_count

Number of fts producers.

couchbase.by_bucket.ep_dcp_fts_total_bytes

Number bytes per second being sent for fts DCP connections.

couchbase.by_bucket.ep_dcp_other_backoff

Number of backoffs for other DCP connections.

couchbase.by_bucket.ep_dcp_other_count

Number of other DCP connections.

couchbase.by_bucket.ep_dcp_other_items_remaining

Number of other items remaining to be sent.

couchbase.by_bucket.ep_dcp_other_items_sent

Number of other items sent.

couchbase.by_bucket.ep_dcp_other_producer_count

Number of other producers.

couchbase.by_bucket.ep_dcp_other_total_bytes

Number bytes per second being sent for other DCP connections.

couchbase.by_bucket.ep_dcp_replica_backoff

Number of backoffs for replica DCP connections.

couchbase.by_bucket.ep_dcp_replica_count

Number of replica DCP connections.

couchbase.by_bucket.ep_dcp_replica_items_remaining

Number of replica items remaining to be sent.

couchbase.by_bucket.ep_dcp_replica_items_sent

Number of replica items sent.

couchbase.by_bucket.ep_dcp_replica_producer_count

Number of replica producers.

couchbase.by_bucket.ep_dcp_replica_total_bytes

Number bytes per second being sent for replica DCP connections.

couchbase.by_bucket.ep_dcp_views_backoff

Number of backoffs for views DCP connections.

couchbase.by_bucket.ep_dcp_views_count

Number of views DCP connections.

couchbase.by_bucket.ep_dcp_views_items_remaining

Number of views items remaining to be sent.

couchbase.by_bucket.ep_dcp_views_items_sent

Number of views items sent.

couchbase.by_bucket.ep_dcp_views_producer_count

Number of views producers.

couchbase.by_bucket.ep_dcp_views_total_bytes

Number bytes per second being sent for views DCP connections.

couchbase.by_bucket.ep_dcp_xdcr_backoff

Number of backoffs for xdcr DCP connections.

couchbase.by_bucket.ep_dcp_xdcr_count

Number of xdcr DCP connections.

couchbase.by_bucket.ep_dcp_xdcr_items_remaining

Number of xdcr items remaining to be sent.

couchbase.by_bucket.ep_dcp_xdcr_items_sent

Number of xdcr items sent.

couchbase.by_bucket.ep_dcp_xdcr_producer_count

Number of xdcr producers.

couchbase.by_bucket.ep_dcp_xdcr_total_bytes

Number bytes per second being sent for xdcr DCP connections.

couchbase.by_bucket.ep_diskqueue_drain

Total Drained items on disk queue.

couchbase.by_bucket.ep_diskqueue_fill

Total enqueued items on disk queue.

couchbase.by_bucket.ep_diskqueue_items

Total number of items waiting to be written to disk.

couchbase.by_bucket.ep_flusher_todo

Number of items currently being written.

couchbase.by_bucket.ep_item_commit_failed

Number of times a transaction failed to commit due to storage errors.

couchbase.by_bucket.ep_kv_size

Total amount of user data cached in RAM in this bucket.

couchbase.by_bucket.ep_max_size

The maximum amount of memory this bucket can use.

couchbase.by_bucket.ep_mem_high_wat

Memory usage high water mark for auto-evictions.

couchbase.by_bucket.ep_mem_low_wat

Memory usage low water mark for auto-evictions.

couchbase.by_bucket.ep_meta_data_memory

Total amount of item metadata consuming RAM in this bucket.

couchbase.by_bucket.ep_num_non_resident

Number of non-resident items.

couchbase.by_bucket.ep_num_ops_del_meta

Number of delete operations per second for this bucket as the target for XDCR.

couchbase.by_bucket.ep_num_ops_del_ret_meta

Number of delRetMeta operations per second for this bucket as the target for XDCR.

couchbase.by_bucket.ep_num_ops_get_meta

Number of read operations per second for this bucket as the target for XDCR.

couchbase.by_bucket.ep_num_ops_set_meta

Number of set operations per second for this bucket as the target for XDCR.

couchbase.by_bucket.ep_num_ops_set_ret_meta

Number of setRetMeta operations per second for this bucket as the target for XDCR.

couchbase.by_bucket.ep_num_value_ejects

Number of times item values got ejected from memory to disk.\

couchbase.by_bucket.ep_oom_errors

Number of times unrecoverable OOMs happened while processing operations.

couchbase.by_bucket.ep_ops_create

Create operations.

couchbase.by_bucket.ep_ops_update

Update operations.

couchbase.by_bucket.ep_overhead

Extra memory used by transient data like persistence queues or checkpoints.

couchbase.by_bucket.ep_queue_size

Number of items queued for storage.

couchbase.by_bucket.ep_resident_items_rate

Number of resident items.

couchbase.by_bucket.ep_tap_replica_queue_drain

Total drained items in the replica queue.

couchbase.by_bucket.ep_tap_total_queue_drain

Total drained items in the queue.

couchbase.by_bucket.ep_tap_total_queue_fill

Total enqueued items in the queue.

couchbase.by_bucket.ep_tap_total_total_backlog_size

Number of remaining items for replication.

couchbase.by_bucket.ep_tmp_oom_errors

Number of times recoverable OOMs happened while processing operations.

couchbase.by_bucket.ep_vb_total

Total number of vBuckets for this bucket.

couchbase.by_bucket.evictions

Number of evictions

couchbase.by_bucket.get_hits

Number of get hits

couchbase.by_bucket.get_misses

Number of get misses.

couchbase.by_bucket.hibernated_requests

Number of streaming requests now idle.

couchbase.by_bucket.hibernated_waked

Rate of streaming request wakeups.

couchbase.by_bucket.hit_ratio

Hit ratio.

couchbase.by_bucket.incr_hits

Number of increment hits.

couchbase.by_bucket.incr_misses

Number of increment misses.

couchbase.by_bucket.mem_actual_free

Free memory.

couchbase.by_bucket.mem_actual_used

Used memory.

couchbase.by_bucket.mem_free

Free memory.

couchbase.by_bucket.mem_total

Total available memory.

couchbase.by_bucket.mem_used (deprecated)

Engine’s total memory usage.

couchbase.by_bucket.mem_used_sys

System memory usage.

couchbase.by_bucket.misses

Total number of misses.

couchbase.by_bucket.ops

Total number of operations.

couchbase.by_bucket.page_faults

Number of page faults.

couchbase.by_bucket.replication_docs_rep_queue

couchbase.by_bucket.replication_meta_latency_aggr

couchbase.by_bucket.rest_requests

Number of HTTP requests.

couchbase.by_bucket.swap_total

Total amount of swap available.

couchbase.by_bucket.swap_used

Amount of swap used.

couchbase.by_bucket.vb_active_eject

Number of items per second being ejected to disk from active vBuckets.

couchbase.by_bucket.vb_active_itm_memory

Amount of active user data cached in RAM in this bucket.

couchbase.by_bucket.vb_active_meta_data_memory

Amount of active item metadata consuming RAM in this bucket.

couchbase.by_bucket.vb_active_num

Number of active items.

couchbase.by_bucket.vb_active_num_non_resident

Number of non resident vBuckets in the active state for this bucket.

couchbase.by_bucket.vb_active_ops_create

New items per second being inserted into active vBuckets in this bucket.

couchbase.by_bucket.vb_active_ops_update

Number of items updated on active vBucket per second for this bucket.

couchbase.by_bucket.vb_active_queue_age

Sum of disk queue item age in milliseconds.

couchbase.by_bucket.vb_active_queue_drain

Total drained items in the queue.

couchbase.by_bucket.vb_active_queue_fill

Number of active items per second being put on the active item disk queue.

couchbase.by_bucket.vb_active_queue_size

Number of active items in the queue.

couchbase.by_bucket.vb_active_resident_items_ratio

Number of resident items.

couchbase.by_bucket.vb_avg_active_queue_age

Average age in seconds of active items in the active item queue.

couchbase.by_bucket.vb_avg_pending_queue_age

Average age in seconds of pending items in the pending item queue.

couchbase.by_bucket.vb_avg_replica_queue_age

Average age in seconds of replica items in the replica item queue.

couchbase.by_bucket.vb_avg_total_queue_age

Average age of items in the queue.

couchbase.by_bucket.vb_pending_curr_items

Number of items in pending vBuckets.

couchbase.by_bucket.vb_pending_eject

Number of items per second being ejected to disk from pending vBuckets.

couchbase.by_bucket.vb_pending_itm_memory

Amount of pending user data cached in RAM in this bucket.

couchbase.by_bucket.vb_pending_meta_data_memory

Amount of pending item metadata consuming RAM in this bucket.

couchbase.by_bucket.vb_pending_num

Number of pending items.

couchbase.by_bucket.vb_pending_num_non_resident

Number of non resident vBuckets in the pending state for this bucket.

couchbase.by_bucket.vb_pending_ops_create

Number of pending create operations.

couchbase.by_bucket.vb_pending_ops_update

Number of items updated on pending vBucket per second for this bucket.

couchbase.by_bucket.vb_pending_queue_age

Sum of disk pending queue item age in milliseconds.

couchbase.by_bucket.vb_pending_queue_drain

Total drained pending items in the queue.

couchbase.by_bucket.vb_pending_queue_fill

Total enqueued pending items on disk queue.

couchbase.by_bucket.vb_pending_queue_size

Number of pending items in the queue.

couchbase.by_bucket.vb_pending_resident_items_ratio

Number of resident pending items.

couchbase.by_bucket.vb_replica_curr_items

Number of in memory items.

couchbase.by_bucket.vb_replica_eject

Number of items per second being ejected to disk from replica vBuckets.

couchbase.by_bucket.vb_replica_itm_memory

Amount of replica user data cached in RAM in this bucket.

couchbase.by_bucket.vb_replica_meta_data_memory

Total metadata memory.

couchbase.by_bucket.vb_replica_num

Number of replica vBuckets.

couchbase.by_bucket.vb_replica_num_non_resident

Number of non resident vBuckets in the replica state for this bucket.

couchbase.by_bucket.vb_replica_ops_create

Number of replica create operations.

couchbase.by_bucket.vb_replica_ops_update

Number of items updated on replica vBucket per second for this bucket.

couchbase.by_bucket.vb_replica_queue_age

Sum of disk replica queue item age in milliseconds.

couchbase.by_bucket.vb_replica_queue_drain

Total drained replica items in the queue.

couchbase.by_bucket.vb_replica_queue_fill

Total enqueued replica items on disk queue.

couchbase.by_bucket.vb_replica_queue_size

Replica items in disk queue.

couchbase.by_bucket.vb_replica_resident_items_ratio

Number of resident replica items.

couchbase.by_bucket.vb_total_queue_age

Sum of disk queue item age in milliseconds.

couchbase.by_bucket.xdc_ops

Number of cross-datacenter replication operations.

couchbase.by_node.couch_docs_actual_disk_size

Couch docs total size on disk in bytes.

couchbase.by_node.couch_docs_data_size

Couch docs data size in bytes.

couchbase.by_node.couch_views_actual_disk_size

Couch views total size on disk in bytes.

couchbase.by_node.couch_views_data_size

Couch views data size on disk in bytes.

couchbase.by_node.curr_items

Number of active items in memory.

couchbase.by_node.curr_items_tot

Total number of items.

couchbase.by_node.vb_replica_curr_items

Number of in memory items.

couchbase.hdd.free

Free hard disk space.

couchbase.hdd.quota_total

Hard disk quota.

couchbase.hdd.total

Total hard disk space.

couchbase.hdd.used

Used hard disk space.

couchbase.hdd.used_by_data

Hard disk used for data.

couchbase.query.cores

couchbase.query.cpu_sys_percent

couchbase.query.cpu_user_percent

couchbase.query.gc_num

couchbase.query.gc_pause_percent

couchbase.query.gc_pause_time

couchbase.query.memory_system

couchbase.query.memory_total

couchbase.query.memory_usage

couchbase.query.request_active_count

couchbase.query.request_completed_count

couchbase.query.request_per_sec_15min

couchbase.query.request_per_sec_1min

couchbase.query.request_per_sec_5min

couchbase.query.request_prepared_percent

couchbase.query.request_time_80percentile

couchbase.query.request_time_95percentile

couchbase.query.request_time_99percentile

couchbase.query.request_time_mean

couchbase.query.request_time_median

couchbase.query.total_threads

couchbase.ram.quota_total

RAM quota.

couchbase.ram.total

The total RAM available.

couchbase.ram.used

The amount of RAM in use.

couchbase.ram.used_by_data

The amount of RAM used for data.