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.
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