CouchBase integration metrics

The official Datadog integration for monitoring CouchBase. It collects 399 metrics.

Definitions as of 2026-04-01

Official summary

Track and graph your Couchbase activity and performance metrics.

Metric types

gauge (value at a point in time): 279
count (occurrences in the interval): 120

Metrics

Descriptions are the official definitions, unedited.

Metric	Type	Unit
`couchbase.by_bucket.avg_bg_wait_time`Average background wait time	gauge	microsecond
`couchbase.by_bucket.avg_disk_commit_time`Average disk commit time	gauge	second
`couchbase.by_bucket.avg_disk_update_time`Average disk update time	gauge	microsecond
`couchbase.by_bucket.bg_wait_total`Bytes read	gauge	byte
`couchbase.by_bucket.bytes_read`Bytes read	gauge	byte
`couchbase.by_bucket.bytes_written`Bytes written	gauge	byte
`couchbase.by_bucket.cas_badval`Compare and Swap bad values	gauge	-
`couchbase.by_bucket.cas_hits`Compare and Swap hits	gauge	hit
`couchbase.by_bucket.cas_misses`Compare and Swap misses	gauge	miss
`couchbase.by_bucket.cmd_get`Get operations performed on the bucket	gauge	get
`couchbase.by_bucket.cmd_lookup`Lookup operations performed on the bucket	gauge	get
`couchbase.by_bucket.cmd_set`Set operations performed on the bucket	gauge	set
`couchbase.by_bucket.couch_docs_actual_disk_size`Couch docs total size on disk in bytes	gauge	byte
`couchbase.by_bucket.couch_docs_data_size`Couch docs data size in bytes	gauge	byte
`couchbase.by_bucket.couch_docs_disk_size`Couch docs total size in bytes	gauge	byte
`couchbase.by_bucket.couch_docs_fragmentation`Couch docs fragmentation	gauge	percent
`couchbase.by_bucket.couch_spatial_data_size`Size of object data for spatial views	gauge	byte
`couchbase.by_bucket.couch_spatial_disk_size`Amount of disk space occupied by spatial views	gauge	byte
`couchbase.by_bucket.couch_spatial_ops`Spatial operations	gauge	operation
`couchbase.by_bucket.couch_total_disk_size`Couch total disk size	gauge	byte
`couchbase.by_bucket.couch_views_data_size`Size of object data for views	gauge	byte
`couchbase.by_bucket.couch_views_disk_size`Amount of disk space occupied by views	gauge	byte
`couchbase.by_bucket.couch_views_fragmentation`View fragmentation	gauge	percent
`couchbase.by_bucket.couch_views_ops`View operations	gauge	operation
`couchbase.by_bucket.cpu_idle_ms`CPU idle milliseconds	gauge	millisecond
`couchbase.by_bucket.cpu_utilization_rate`CPU utilization percentage	gauge	percent
`couchbase.by_bucket.curr_connections`The current number of bucket connections	gauge	connection
`couchbase.by_bucket.curr_items`Number of active items in memory	gauge	item
`couchbase.by_bucket.curr_items_tot`Total number of items	gauge	item
`couchbase.by_bucket.decr_hits`Decrement hits	gauge	hit
`couchbase.by_bucket.decr_misses`Decrement misses	gauge	miss
`couchbase.by_bucket.delete_hits`Delete hits	gauge	hit
`couchbase.by_bucket.delete_misses`Delete misses	gauge	miss
`couchbase.by_bucket.disk_commit_count`Disk commits	gauge	operation
`couchbase.by_bucket.disk_update_count`Disk updates	gauge	operation
`couchbase.by_bucket.disk_write_queue`Disk write queue depth	gauge	operation
`couchbase.by_bucket.ep_bg_fetched`Disk reads per second	gauge	fetch/second
`couchbase.by_bucket.ep_cache_miss_rate`Cache miss rate	gauge	miss
`couchbase.by_bucket.ep_cache_miss_ratio`Cache miss ratio	gauge	percent
`couchbase.by_bucket.ep_dcp_2i_backoff`Number of backoffs for indexes DCP connections	gauge	-
`couchbase.by_bucket.ep_dcp_2i_count`Number of indexes DCP connections	gauge	connection
`couchbase.by_bucket.ep_dcp_2i_items_remaining`Number of indexes items remaining to be sent	gauge	item
`couchbase.by_bucket.ep_dcp_2i_items_sent`Number of indexes items sent	gauge	item
`couchbase.by_bucket.ep_dcp_2i_producer_count`Number of indexes producers	gauge	-
`couchbase.by_bucket.ep_dcp_2i_total_bytes`Number bytes per second being sent for indexes DCP connections	gauge	byte/second
`couchbase.by_bucket.ep_dcp_fts_backoff`Number of backoffs for fts DCP connections	gauge	-
`couchbase.by_bucket.ep_dcp_fts_count`Number of fts DCP connections	gauge	connection
`couchbase.by_bucket.ep_dcp_fts_items_remaining`Number of fts items remaining to be sent	gauge	item
`couchbase.by_bucket.ep_dcp_fts_items_sent`Number of fts items sent	gauge	item
`couchbase.by_bucket.ep_dcp_fts_producer_count`Number of fts producers	gauge	-
`couchbase.by_bucket.ep_dcp_fts_total_bytes`Number bytes per second being sent for fts DCP connections	gauge	byte/second
`couchbase.by_bucket.ep_dcp_other_backoff`Number of backoffs for other DCP connections	gauge	-
`couchbase.by_bucket.ep_dcp_other_count`Number of other DCP connections	gauge	connection
`couchbase.by_bucket.ep_dcp_other_items_remaining`Number of other items remaining to be sent	gauge	item
`couchbase.by_bucket.ep_dcp_other_items_sent`Number of other items sent	gauge	item
`couchbase.by_bucket.ep_dcp_other_producer_count`Number of other producers	gauge	-
`couchbase.by_bucket.ep_dcp_other_total_bytes`Number bytes per second being sent for other DCP connections	gauge	byte/second
`couchbase.by_bucket.ep_dcp_replica_backoff`Number of backoffs for replica DCP connections	gauge	-
`couchbase.by_bucket.ep_dcp_replica_count`Number of replica DCP connections	gauge	connection
`couchbase.by_bucket.ep_dcp_replica_items_remaining`Number of replica items remaining to be sent	gauge	item
`couchbase.by_bucket.ep_dcp_replica_items_sent`Number of replica items sent	gauge	item
`couchbase.by_bucket.ep_dcp_replica_producer_count`Number of replica producers	gauge	-
`couchbase.by_bucket.ep_dcp_replica_total_bytes`Number bytes per second being sent for replica DCP connections	gauge	byte/second
`couchbase.by_bucket.ep_dcp_views_backoff`Number of backoffs for views DCP connections	gauge	-
`couchbase.by_bucket.ep_dcp_views_count`Number of views DCP connections	gauge	connection
`couchbase.by_bucket.ep_dcp_views_items_remaining`Number of views items remaining to be sent	gauge	item
`couchbase.by_bucket.ep_dcp_views_items_sent`Number of views items sent	gauge	item
`couchbase.by_bucket.ep_dcp_views_producer_count`Number of views producers	gauge	-
`couchbase.by_bucket.ep_dcp_views_total_bytes`Number bytes per second being sent for views DCP connections	gauge	byte/second
`couchbase.by_bucket.ep_dcp_xdcr_backoff`Number of backoffs for xdcr DCP connections	gauge	-
`couchbase.by_bucket.ep_dcp_xdcr_count`Number of xdcr DCP connections	gauge	connection
`couchbase.by_bucket.ep_dcp_xdcr_items_remaining`Number of xdcr items remaining to be sent	gauge	item
`couchbase.by_bucket.ep_dcp_xdcr_items_sent`Number of xdcr items sent	gauge	item
`couchbase.by_bucket.ep_dcp_xdcr_producer_count`Number of xdcr producers	gauge	-
`couchbase.by_bucket.ep_dcp_xdcr_total_bytes`Number bytes per second being sent for xdcr DCP connections	gauge	byte/second
`couchbase.by_bucket.ep_diskqueue_drain`Total Drained items on disk queue	gauge	item
`couchbase.by_bucket.ep_diskqueue_fill`Total enqueued items on disk queue	gauge	item
`couchbase.by_bucket.ep_diskqueue_items`Total number of items waiting to be written to disk	gauge	item
`couchbase.by_bucket.ep_flusher_todo`Number of items currently being written	gauge	item
`couchbase.by_bucket.ep_item_commit_failed`Number of times a transaction failed to commit due to storage errors	gauge	error
`couchbase.by_bucket.ep_kv_size`Total amount of user data cached in RAM in this bucket	gauge	byte
`couchbase.by_bucket.ep_max_size`The maximum amount of memory this bucket can use	gauge	byte
`couchbase.by_bucket.ep_mem_high_wat`Mem usage high water mark for auto-evictions	gauge	byte
`couchbase.by_bucket.ep_mem_low_wat`Mem usage low water mark for auto-evictions	gauge	byte
`couchbase.by_bucket.ep_meta_data_memory`Total amount of item metadata consuming RAM in this bucket	gauge	byte
`couchbase.by_bucket.ep_num_non_resident`Number of non-resident items	gauge	item
`couchbase.by_bucket.ep_num_ops_del_meta`Number of delete operations per second for this bucket as the target for XDCR	gauge	operation/second
`couchbase.by_bucket.ep_num_ops_del_ret_meta`Number of delRetMeta operations per second for this bucket as the target for XDCR	gauge	operation/second
`couchbase.by_bucket.ep_num_ops_get_meta`Number of read operations per second for this bucket as the target for XDCR	gauge	operation/second
`couchbase.by_bucket.ep_num_ops_set_meta`Number of set operations per second for this bucket as the target for XDCR	gauge	operation/second
`couchbase.by_bucket.ep_num_ops_set_ret_meta`Number of setRetMeta operations per second for this bucket as the target for XDCR	gauge	operation/second
`couchbase.by_bucket.ep_num_value_ejects`Number of times item values got ejected from memory to disk	gauge	item
`couchbase.by_bucket.ep_oom_errors`Number of times unrecoverable OOMs happened while processing operations	gauge	error
`couchbase.by_bucket.ep_ops_create`Create operations	gauge	operation
`couchbase.by_bucket.ep_ops_update`Update operations	gauge	operation
`couchbase.by_bucket.ep_overhead`Extra memory used by transient data like persistence queues or checkpoints	gauge	byte
`couchbase.by_bucket.ep_queue_size`Number of items queued for storage	gauge	item
`couchbase.by_bucket.ep_resident_items_rate`Number of resident items	gauge	item
`couchbase.by_bucket.ep_tap_replica_queue_drain`Total drained items in the replica queue	gauge	item
`couchbase.by_bucket.ep_tap_total_queue_drain`Total drained items in the queue	gauge	item
`couchbase.by_bucket.ep_tap_total_queue_fill`Total enqueued items in the queue	gauge	item
`couchbase.by_bucket.ep_tap_total_total_backlog_size`Number of remaining items for replication	gauge	item
`couchbase.by_bucket.ep_tmp_oom_errors`Number of times recoverable OOMs happened while processing operations	gauge	error
`couchbase.by_bucket.ep_vb_total`Total number of vBuckets for this bucket	gauge	item
`couchbase.by_bucket.evictions`Number of evictions	gauge	eviction
`couchbase.by_bucket.get_hits`Number of get hits	gauge	hit
`couchbase.by_bucket.get_misses`Number of get misses	gauge	miss
`couchbase.by_bucket.hibernated_requests`Number of streaming requests now idle	gauge	request
`couchbase.by_bucket.hibernated_waked`Rate of streaming request wakeups	gauge	request
`couchbase.by_bucket.hit_ratio`Hit ratio	gauge	percent
`couchbase.by_bucket.incr_hits`Number of increment hits	gauge	hit
`couchbase.by_bucket.incr_misses`Number of increment misses	gauge	miss
`couchbase.by_bucket.mem_actual_free`Free memory	gauge	byte
`couchbase.by_bucket.mem_actual_used`Used memory	gauge	byte
`couchbase.by_bucket.mem_free`Free memory	gauge	byte
`couchbase.by_bucket.mem_total`Total available memory	gauge	byte
`couchbase.by_bucket.mem_used`Engine's total memory usage (deprecated)	gauge	byte
`couchbase.by_bucket.mem_used_sys`System memory usage	gauge	byte
`couchbase.by_bucket.misses`Total number of misses	gauge	miss
`couchbase.by_bucket.ops`Total number of operations	gauge	operation
`couchbase.by_bucket.page_faults`Number of page faults	gauge	page
`couchbase.by_bucket.replication_docs_rep_queue`	gauge	item
`couchbase.by_bucket.replication_meta_latency_aggr`	gauge	second
`couchbase.by_bucket.rest_requests`Number of HTTP requests	gauge	request/second
`couchbase.by_bucket.swap_total`Total amount of swap available	gauge	byte
`couchbase.by_bucket.swap_used`Amount of swap used	gauge	byte
`couchbase.by_bucket.vb_active_eject`Number of items per second being ejected to disk from active vBuckets	gauge	item/second
`couchbase.by_bucket.vb_active_itm_memory`Amount of active user data cached in RAM in this bucket	gauge	item
`couchbase.by_bucket.vb_active_meta_data_memory`Amount of active item metadata consuming RAM in this bucket	gauge	item
`couchbase.by_bucket.vb_active_num`Number of active items	gauge	item
`couchbase.by_bucket.vb_active_num_non_resident`Number of non resident vBuckets in the active state for this bucket	gauge	item
`couchbase.by_bucket.vb_active_ops_create`New items per second being inserted into active vBuckets in this bucket	gauge	item/second
`couchbase.by_bucket.vb_active_ops_update`Number of items updated on active vBucket per second for this bucket	gauge	item/second
`couchbase.by_bucket.vb_active_queue_age`Sum of disk queue item age in milliseconds	gauge	millisecond
`couchbase.by_bucket.vb_active_queue_drain`Total drained items in the queue	gauge	item
`couchbase.by_bucket.vb_active_queue_fill`Number of active items per second being put on the active item disk queue	gauge	item/second
`couchbase.by_bucket.vb_active_queue_size`Number of active items in the queue	gauge	item
`couchbase.by_bucket.vb_active_resident_items_ratio`Number of resident items	gauge	item
`couchbase.by_bucket.vb_avg_active_queue_age`Average age in seconds of active items in the active item queue	gauge	second
`couchbase.by_bucket.vb_avg_pending_queue_age`Average age in seconds of pending items in the pending item queue	gauge	second
`couchbase.by_bucket.vb_avg_replica_queue_age`Average age in seconds of replica items in the replica item queue	gauge	second
`couchbase.by_bucket.vb_avg_total_queue_age`Average age of items in the queue	gauge	second
`couchbase.by_bucket.vb_pending_curr_items`Number of items in pending vBuckets	gauge	item
`couchbase.by_bucket.vb_pending_eject`Number of items per second being ejected to disk from pending vBuckets	gauge	item/second
`couchbase.by_bucket.vb_pending_itm_memory`Amount of pending user data cached in RAM in this bucket	gauge	item
`couchbase.by_bucket.vb_pending_meta_data_memory`Amount of pending item metadata consuming RAM in this bucket	gauge	item
`couchbase.by_bucket.vb_pending_num`Number of pending items	gauge	item
`couchbase.by_bucket.vb_pending_num_non_resident`Number of non resident vBuckets in the pending state for this bucket	gauge	item
`couchbase.by_bucket.vb_pending_ops_create`Number of pending create operations	gauge	operation
`couchbase.by_bucket.vb_pending_ops_update`Number of items updated on pending vBucket per second for this bucket	gauge	item/second
`couchbase.by_bucket.vb_pending_queue_age`Sum of disk pending queue item age in milliseconds	gauge	millisecond
`couchbase.by_bucket.vb_pending_queue_drain`Total drained pending items in the queue	gauge	item
`couchbase.by_bucket.vb_pending_queue_fill`Total enqueued pending items on disk queue	gauge	item
`couchbase.by_bucket.vb_pending_queue_size`Number of pending items in the queue	gauge	item
`couchbase.by_bucket.vb_pending_resident_items_ratio`Number of resident pending items	gauge	item
`couchbase.by_bucket.vb_replica_curr_items`Number of in memory items	gauge	item
`couchbase.by_bucket.vb_replica_eject`Number of items per second being ejected to disk from replica vBuckets	gauge	item/second
`couchbase.by_bucket.vb_replica_itm_memory`Amount of replica user data cached in RAM in this bucket	gauge	item
`couchbase.by_bucket.vb_replica_meta_data_memory`Total metadata memory	gauge	byte
`couchbase.by_bucket.vb_replica_num`Number of replica vBuckets	gauge	item
`couchbase.by_bucket.vb_replica_num_non_resident`Number of non resident vBuckets in the replica state for this bucket	gauge	item
`couchbase.by_bucket.vb_replica_ops_create`Number of replica create operations	gauge	operation
`couchbase.by_bucket.vb_replica_ops_update`Number of items updated on replica vBucket per second for this bucket	gauge	item/second
`couchbase.by_bucket.vb_replica_queue_age`Sum of disk replica queue item age in milliseconds	gauge	millisecond
`couchbase.by_bucket.vb_replica_queue_drain`Total drained replica items in the queue	gauge	item
`couchbase.by_bucket.vb_replica_queue_fill`Total enqueued replica items on disk queue	gauge	item
`couchbase.by_bucket.vb_replica_queue_size`Replica items in disk queue	gauge	item
`couchbase.by_bucket.vb_replica_resident_items_ratio`Number of resident replica items	gauge	item
`couchbase.by_bucket.vb_total_queue_age`Sum of disk queue item age in milliseconds	gauge	second
`couchbase.by_bucket.xdc_ops`Number of cross-datacenter replication operations	gauge	operation
`couchbase.by_node.cmd_get`Get operations performed on the node	gauge	get
`couchbase.by_node.couch_docs_actual_disk_size`Couch docs total size on disk in bytes	gauge	byte
`couchbase.by_node.couch_docs_data_size`Couch docs data size in bytes	gauge	byte
`couchbase.by_node.couch_spatial_data_size`Size of object data for spatial views	gauge	byte
`couchbase.by_node.couch_spatial_disk_size`Amount of disk space occupied by spatial views	gauge	byte
`couchbase.by_node.couch_views_actual_disk_size`Couch views total size on disk in bytes	gauge	byte
`couchbase.by_node.couch_views_data_size`Couch views data size on disk in bytes	gauge	byte
`couchbase.by_node.curr_items`Number of active items in memory	gauge	item
`couchbase.by_node.curr_items_tot`Total number of items	gauge	item
`couchbase.by_node.ep_bg_fetched`Disk reads per second	gauge	fetch/second
`couchbase.by_node.get_hits`Number of get hits	gauge	hit
`couchbase.by_node.index_data_size`Index data size	gauge	byte
`couchbase.by_node.index_disk_size`Index disk size	gauge	byte
`couchbase.by_node.mem_used`Engine's total memory usage (deprecated)	gauge	byte
`couchbase.by_node.ops`Total number of operations	gauge	operation
`couchbase.by_node.vb_active_num_non_resident`Number of non resident vBuckets in the active state for this bucket	gauge	item
`couchbase.by_node.vb_replica_curr_items`Number of in memory items	gauge	item
`couchbase.hdd.free`Free hard disk space	gauge	byte
`couchbase.hdd.quota_total`Hard disk quota	gauge	byte
`couchbase.hdd.total`Total hard disk space	gauge	byte
`couchbase.hdd.used`Used hard disk space	gauge	byte
`couchbase.hdd.used_by_data`Hard disk used for data	gauge	byte
`couchbase.index.avg_array_length`(Array indexes only.) The average number of items indexed per document	gauge	item
`couchbase.index.avg_drain_rate`[Couchbase >= 7] The average number of items flushed from memory to disk storage per second	gauge	item/second
`couchbase.index.avg_item_size`[Couchbase >= 7] The average size of the keys	gauge	byte
`couchbase.index.avg_scan_latency`[Couchbase >= 7] The average time to serve a scan request	gauge	nanosecond
`couchbase.index.cache_hit_percent`[Couchbase >= 7] The percentage of memory accesses that were served from the managed cache	gauge	percent
`couchbase.index.cache_hits`[Couchbase >= 7] The number of accesses to this index data from RAM	count	-
`couchbase.index.cache_misses`[Couchbase >= 7] The number of accesses to this index data from disk	count	-
`couchbase.index.data_size`[Couchbase >= 7] The size of indexable data that is maintained for the index or partition	gauge	byte
`couchbase.index.disk_size`[Couchbase >= 7] The total disk file size consumed by the index or partition	gauge	byte
`couchbase.index.docid_count`(Array indexes only.) The number of documents currently indexed	gauge	item
`couchbase.index.frag_percent`[Couchbase >= 7] The percentage fragmentation of the index	gauge	percent
`couchbase.index.initial_build_progress`[Couchbase >= 7] The percentage of the initial build progress for the index. When the initial build is completed, the value is 100. For an index partition, the value is listed as 0	gauge	percent
`couchbase.index.items_count`[Couchbase >= 7] The number of items currently indexed	count	item
`couchbase.index.last_known_scan_time`[Couchbase >= 7] Timestamp of the last scan request received for this index (Unix timestamp in nanoseconds). This may be useful for determining whether this index is currently unused. Note: This statistic is persisted to disk every 15 minutes, so it is preserved when the indexer restarts	gauge	nanosecond
`couchbase.index.memory_used`[Couchbase >= 7] The amount of memory used by the Index	gauge	byte
`couchbase.index.num_docs_indexed`[Couchbase >= 7] The number of documents indexed by the indexer since last startup	count	document
`couchbase.index.num_docs_pending`[Couchbase >= 7] The number of documents pending to be indexed	gauge	document
`couchbase.index.num_docs_queued`[Couchbase >= 7] The number of documents queued to be indexed	gauge	document
`couchbase.index.num_items_flushed`[Couchbase >= 7] The number of items flushed from memory to disk storage	count	item
`couchbase.index.num_pending_requests`[Couchbase >= 7] The number of requests received but not yet served by the indexer	gauge	request
`couchbase.index.num_requests`[Couchbase >= 7] The number of requests served by the indexer since last startup	count	request
`couchbase.index.num_rows_returned`[Couchbase >= 7] The total number of rows returned so far by the indexer	count	row
`couchbase.index.num_scan_errors`[Couchbase >= 7] The number of requests that failed due to errors other than timeout	count	request
`couchbase.index.num_scan_timeouts`[Couchbase >= 7] The number of requests that timed out, either waiting for snapshots or during scan in progress	count	request
`couchbase.index.recs_in_mem`[Couchbase >= 7] For standard index storage, this is the number of records in this index that are stored in memory. For memory-optimized index storage, this is the same as items_count	gauge	record
`couchbase.index.recs_on_disk`[Couchbase >= 7] For standard index storage, this is the number of records in this index that are stored on disk. For memory-optimized index storage, this is 0	gauge	record
`couchbase.index.resident_percent`[Couchbase >= 7] The percentage of data held in memory	gauge	percent
`couchbase.index.scan_bytes_read`[Couchbase >= 7] The number of bytes read by a scan since last startup	count	byte
`couchbase.index.total_scan_duration`[Couchbase >= 7] The total time spent by the indexer in scanning rows since last startup	gauge	nanosecond
`couchbase.indexer.indexer_state`[Couchbase >= 7] The current state of the Index service on this node (0 = Active, 1 = Pause, 2 = Warmup)	gauge	-
`couchbase.indexer.memory_quota`[Couchbase >= 7] The memory quota assigned to the Index service on this node by user configuration	gauge	byte
`couchbase.indexer.memory_total_storage`[Couchbase >= 7] The total size allocated in the indexer across all indexes. This also accounts for memory fragmentation	gauge	byte
`couchbase.indexer.memory_used`[Couchbase >= 7] The amount of memory used by the Index service on this node	gauge	byte
`couchbase.indexer.total_indexer_gc_pause_ns`[Couchbase >= 7] The total time the indexer has spent in GC pause since the last startup	gauge	nanosecond
`couchbase.query.cores`	gauge	core
`couchbase.query.cpu_sys_percent`	gauge	percent
`couchbase.query.cpu_user_percent`	gauge	percent
`couchbase.query.gc_num`	gauge	-
`couchbase.query.gc_pause_percent`	gauge	percent
`couchbase.query.gc_pause_time`	gauge	second
`couchbase.query.memory_system`	gauge	byte
`couchbase.query.memory_total`	gauge	byte
`couchbase.query.memory_usage`	gauge	byte
`couchbase.query.request_active_count`	gauge	request
`couchbase.query.request_completed_count`	gauge	request
`couchbase.query.request_per_sec_15min`	gauge	request
`couchbase.query.request_per_sec_1min`	gauge	request
`couchbase.query.request_per_sec_5min`	gauge	request
`couchbase.query.request_prepared_percent`	gauge	request
`couchbase.query.request_time_80percentile`	gauge	second
`couchbase.query.request_time_95percentile`	gauge	second
`couchbase.query.request_time_99percentile`	gauge	second
`couchbase.query.request_time_mean`	gauge	second
`couchbase.query.request_time_median`	gauge	second
`couchbase.query.total_threads`	gauge	thread
`couchbase.ram.quota_total`RAM quota	gauge	byte
`couchbase.ram.quota_total_per_node`RAM quota	gauge	byte
`couchbase.ram.quota_used`Used RAM quota	gauge	byte
`couchbase.ram.quota_used_per_node`Used RAM quota	gauge	byte
`couchbase.ram.total`Total RAM	gauge	byte
`couchbase.ram.used`RAM in use	gauge	byte
`couchbase.ram.used_by_data`RAM used for data	gauge	byte
`couchbase.sync_gateway.admin_net_bytes_recv`The total number of bytes received (since node start-up) on the network interface to which the Sync Gateway admin interface is bound.	count	byte
`couchbase.sync_gateway.admin_net_bytes_sent`The total number of bytes sent (since node start-up) on the network interface to which the Sync Gateway admin interface is bound.	count	byte
`couchbase.sync_gateway.assertion_fail_count`The total number of assertion failures logged. This is a good indicator of a bug and should be reported.	count	event
`couchbase.sync_gateway.cache.abandoned_seqs`The total number of skipped sequences that were not found after 60 minutes and were abandoned.	count	-
`couchbase.sync_gateway.cache.chan_cache_active_revs`The total number of active revisions in the channel cache.	count	-
`couchbase.sync_gateway.cache.chan_cache_bypass_count`The total number of transient bypass channel caches created to serve requests when the channel cache was at capacity.	count	-
`couchbase.sync_gateway.cache.chan_cache_channels_added`The total number of channel caches added.	count	-
`couchbase.sync_gateway.cache.chan_cache_channels_evicted_inactive`The total number of channel cache channels evicted due to inactivity.	count	-
`couchbase.sync_gateway.cache.chan_cache_channels_evicted_nru`The total number of active channel cache channels evicted, based on 'not recently used' criteria.	count	-
`couchbase.sync_gateway.cache.chan_cache_compact_count`The total number of channel cache compaction runs.	count	-
`couchbase.sync_gateway.cache.chan_cache_compact_time`The total amount of time taken by channel cache compaction across all compaction runs.	count	-
`couchbase.sync_gateway.cache.chan_cache_hits`The total number of channel cache requests fully served by the cache.	count	hit
`couchbase.sync_gateway.cache.chan_cache_max_entries`The total size of the largest channel cache.	count	entry
`couchbase.sync_gateway.cache.chan_cache_misses`The total number of channel cache requests not fully served by the cache.	count	miss
`couchbase.sync_gateway.cache.chan_cache_num_channels`The total number of channels being cached.	count	-
`couchbase.sync_gateway.cache.chan_cache_pending_queries`The total number of channel cache pending queries.	count	-
`couchbase.sync_gateway.cache.chan_cache_removal_revs`The total number of removal revisions in the channel cache.	count	-
`couchbase.sync_gateway.cache.chan_cache_tombstone_revs`The total number of tombstone revisions in the channel cache.	count	-
`couchbase.sync_gateway.cache.current_skipped_seq_count`The number of sequences currently in the skipped sequence slice.	gauge	item
`couchbase.sync_gateway.cache.high_seq_cached`The highest sequence number cached.	gauge	-
`couchbase.sync_gateway.cache.high_seq_stable`The highest contiguous sequence number that has been cached.	gauge	-
`couchbase.sync_gateway.cache.non_mobile_ignored_count`Number of non mobile documents that were ignored off the cache feed.	count	document
`couchbase.sync_gateway.cache.num_active_channels`The total number of active channels.	count	-
`couchbase.sync_gateway.cache.num_skipped_seqs`The total number of skipped sequences.	count	-
`couchbase.sync_gateway.cache.pending_seq_len`The total number of pending sequences. These are out-of-sequence entries waiting to be cached.	count	-
`couchbase.sync_gateway.cache.rev_cache_bypass`The total number of revision cache bypass operations performed.	count	-
`couchbase.sync_gateway.cache.rev_cache_hits`The total number of revision cache hits.	count	hit
`couchbase.sync_gateway.cache.rev_cache_misses`The total number of revision cache misses.	count	miss
`couchbase.sync_gateway.cache.revision_cache_num_items`The total number of items in the revision cache.	gauge	item
`couchbase.sync_gateway.cache.revision_cache_total_memory`The approximation of total memory taken up by rev cache for documents. This is measured by the raw document body, the channels allocated to a document and its revision history.	gauge	byte
`couchbase.sync_gateway.cache.skipped_seq_cap`The current capacity of the skipped sequence slice.	gauge	item
`couchbase.sync_gateway.cache.skipped_seq_len`The current length of the pending skipped sequence queue.	gauge	-
`couchbase.sync_gateway.cache.skipped_sequence_skip_list_nodes`The number of nodes in skipped sequence skiplist data structure	gauge	item
`couchbase.sync_gateway.cache.view_queries`The total view_queries.	count	item
`couchbase.sync_gateway.cbl_replication_pull.attachment_pull_bytes`The total size of attachments pulled. This is the pre-compressed size.	count	-
`couchbase.sync_gateway.cbl_replication_pull.attachment_pull_count`The total number of attachments pulled.	count	-
`couchbase.sync_gateway.cbl_replication_pull.max_pending`The high watermark for the number of documents buffered during feed processing, waiting on a missing earlier sequence.	gauge	document
`couchbase.sync_gateway.cbl_replication_pull.norev_send_count`The total number of norev messages sent during replication.	count	message
`couchbase.sync_gateway.cbl_replication_pull.num_pull_repl_active_continuous`The total number of continuous pull replications in the active state.	count	-
`couchbase.sync_gateway.cbl_replication_pull.num_pull_repl_active_one_shot`The total number of one-shot pull replications in the active state.	count	-
`couchbase.sync_gateway.cbl_replication_pull.num_pull_repl_caught_up`The number of replications which have caught up to the latest changes.	count	-
`couchbase.sync_gateway.cbl_replication_pull.num_pull_repl_since_zero`The total number of new replications started (/_changes?since=0).	count	-
`couchbase.sync_gateway.cbl_replication_pull.num_pull_repl_total_caught_up`The total number of replications which have caught up to the latest changes.	gauge	-
`couchbase.sync_gateway.cbl_replication_pull.num_pull_repl_total_continuous`The total number of continuous pull replications.	count	-
`couchbase.sync_gateway.cbl_replication_pull.num_pull_repl_total_one_shot`The total number of one-shot pull replications.	count	-
`couchbase.sync_gateway.cbl_replication_pull.num_replications_active`The total number of active replications.	count	-
`couchbase.sync_gateway.cbl_replication_pull.replacement_rev_send_count`The total number of replacement revs sent during replication.	count	item
`couchbase.sync_gateway.cbl_replication_pull.request_changes_count`The total number of changes requested.	count	-
`couchbase.sync_gateway.cbl_replication_pull.request_changes_time`This metric can be used to calculate the latency of requested changes:	count	-
`couchbase.sync_gateway.cbl_replication_pull.rev_error_count`The total number of replacement revisions sent instead of a norev during replication.	count	item
`couchbase.sync_gateway.cbl_replication_pull.rev_processing_time`The total amount of time processing rev messages (revisions) during pull revision.	count	-
`couchbase.sync_gateway.cbl_replication_pull.rev_send_count`The total number of rev messages processed during replication.	count	-
`couchbase.sync_gateway.cbl_replication_pull.rev_send_latency`The total amount of time between Sync Gateway receiving a request for a revision and that revision being sent.	count	-
`couchbase.sync_gateway.cbl_replication_push.attachment_push_bytes`The total number of attachment bytes pushed.	count	byte
`couchbase.sync_gateway.cbl_replication_push.attachment_push_count`The total number of attachments pushed.	count	-
`couchbase.sync_gateway.cbl_replication_push.doc_push_count`The total number of documents pushed.	count	document
`couchbase.sync_gateway.cbl_replication_push.doc_push_error_count`The total number of documents that failed to push.	gauge	document
`couchbase.sync_gateway.cbl_replication_push.propose_change_count`The total number of changes and-or proposeChanges messages processed since node start-up.	count	message
`couchbase.sync_gateway.cbl_replication_push.propose_change_time`The total time spent processing changes and/or proposeChanges messages.	count	-
`couchbase.sync_gateway.cbl_replication_push.write_processing_time`Total time spent processing writes.	count	-
`couchbase.sync_gateway.cbl_replication_push.write_throttled_count`The total number of times a revision was throttled during push replication from clients. The write_throttled_count stat can be useful to to determine an appropriate limit of concurrent revisions for each client. There's a direct tradeoff with memory and CPU usage for replicating clients and large amounts of concurrent revisions.	count	throttle
`couchbase.sync_gateway.cbl_replication_push.write_throttled_time`The total time (in nanoseconds) waiting for an available slot to handle a pushed revision after being throttled. The write_throttled_time stat can be useful to determine whether clients are waiting too long for an available slot to push a revision. There's a direct tradeoff with memory and CPU usage for replicating clients and large amounts of concurrent revisions.	count	nanosecond
`couchbase.sync_gateway.database.compaction_attachment_start_time`The compaction_attachment_start_time	gauge	-
`couchbase.sync_gateway.database.compaction_tombstone_start_time`The compaction_tombstone_start_time.	gauge	-
`couchbase.sync_gateway.database.conflict_write_count`The total number of writes that left the document in a conflicted state. Includes new conflicts, and mutations that don't resolve existing conflicts.	count	-
`couchbase.sync_gateway.database.corrupt_sequence_count`The total number of corrupt sequences above the MaxSequencesToRelease threshold seen at the sequence allocator	count	item
`couchbase.sync_gateway.database.crc32c_match_count`The total number of instances during import when the document cas had changed, but the document was not imported because the document body had not changed.	count	-
`couchbase.sync_gateway.database.dcp_caching_count`The total number of DCP mutations added to Sync Gateway's channel cache.	count	-
`couchbase.sync_gateway.database.dcp_caching_time`The total time between a DCP mutation arriving at Sync Gateway and being added to channel cache.	count	-
`couchbase.sync_gateway.database.dcp_received_count`The total number of document mutations received by Sync Gateway over DCP.	count	-
`couchbase.sync_gateway.database.dcp_received_time`The time between a document write and that document being received by Sync Gateway over DCP.	gauge	-
`couchbase.sync_gateway.database.doc_reads_bytes_blip`The total number of bytes read via Couchbase Lite 2.x replication since Sync Gateway node startup.	count	-
`couchbase.sync_gateway.database.doc_writes_bytes`The total number of bytes written as part of document writes since Sync Gateway node startup.	count	-
`couchbase.sync_gateway.database.doc_writes_bytes_blip`The total number of bytes written as part ofCouchbase Lite 2.x document writes since Sync Gateway node startup.	count	-
`couchbase.sync_gateway.database.doc_writes_xattr_bytes`The total size of xattrs written (in bytes).	count	byte
`couchbase.sync_gateway.database.high_seq_feed`Highest sequence number seen on the caching DCP feed.	gauge	-
`couchbase.sync_gateway.database.last_sequence_assigned_value`The value of the last sequence number assigned. Callers using Set should be holding a mutex or ensure concurrent updates to this value are otherwise safe.	gauge	-
`couchbase.sync_gateway.database.last_sequence_reserved_value`The value of the last sequence number reserved (which may not yet be assigned). Callers using Set should be holding a mutex or ensure concurrent updates to this value are otherwise safe.	gauge	-
`couchbase.sync_gateway.database.num_attachments_compacted`The number of attachments compacted import_feed	count	item
`couchbase.sync_gateway.database.num_doc_reads_blip`The total number of documents read via Couchbase Lite 2.x replication since Sync Gateway node startup.	count	document
`couchbase.sync_gateway.database.num_doc_reads_rest`The total number of documents read via the REST API since Sync Gateway node startup. Includes Couchbase Lite 1.x replication.	count	document
`couchbase.sync_gateway.database.num_doc_writes`The total number of documents written by any means (replication, rest API interaction or imports) since Sync Gateway node startup.	count	document
`couchbase.sync_gateway.database.num_doc_writes_rejected`NumDocWritesRejected is the total number of document writes that were rejected by Sync Gateway.	count	write
`couchbase.sync_gateway.database.num_docs_post_filter_public_all_docs`NumDocsPostFilterPublicAllDocs is the total number of documents returned after filtering for /_all_docs on the public interface.	count	document
`couchbase.sync_gateway.database.num_docs_pre_filter_public_all_docs`NumDocsPreFilterPublicAllDocs is the total number of documents returned before filtering for /_all_docs on the public interface.	count	document
`couchbase.sync_gateway.database.num_public_all_docs_requests`NumPublicAllDocsRequests is the total number of requests to /_all_docs on the public interface.	count	request
`couchbase.sync_gateway.database.num_public_rest_requests`The total number of requests sent over the public REST api.	count	request
`couchbase.sync_gateway.database.num_replications_active`The total number of active replications.	count	-
`couchbase.sync_gateway.database.num_replications_rejected_limit`The total number of times a replication connection is rejected due to it being over the threshold.	count	event
`couchbase.sync_gateway.database.num_replications_total`The total number of replications created since Sync Gateway node startup.	count	-
`couchbase.sync_gateway.database.num_tombstones_compacted`The number of tombstones compacted.	gauge	-
`couchbase.sync_gateway.database.public_rest_bytes_read`The total amount of bytes read over the public REST api	count	byte
`couchbase.sync_gateway.database.public_rest_bytes_written`Number of bytes written over public interface for REST api	count	byte
`couchbase.sync_gateway.database.replication_bytes_received`Total bytes received over replications to the database.	count	byte
`couchbase.sync_gateway.database.replication_bytes_sent`Total bytes sent over replications from the database.	count	byte
`couchbase.sync_gateway.database.resync_num_changed`The total number of changed documents for resync on this database.	count	document
`couchbase.sync_gateway.database.resync_num_processed`The total number of processed documents for resync on this database.	count	document
`couchbase.sync_gateway.database.sequence_assigned_count`The total number of sequence numbers assigned.	gauge	-
`couchbase.sync_gateway.database.sequence_get_count`The total number of high sequence lookups.	gauge	-
`couchbase.sync_gateway.database.sequence_incr_count`The total number of times the sequence counter document has been incremented.	count	-
`couchbase.sync_gateway.database.sequence_released_count`The total number of unused, reserved sequences released by Sync Gateway.	count	-
`couchbase.sync_gateway.database.sequence_reserved_count`The total number of sequences reserved by Sync Gateway.	count	-
`couchbase.sync_gateway.database.sync_function_count`The total number of times that the sync_function is evaluated. The {sync_function_count_ stat is useful in assessing the usage of the sync_function, when used in conjunction with the sync_function_time.	count	event
`couchbase.sync_gateway.database.sync_function_exception_count`The total number of times that a sync function encountered an exception (across all collections).	count	event
`couchbase.sync_gateway.database.sync_function_time`The total time spent evaluating the sync_function.	count	nanosecond
`couchbase.sync_gateway.database.total_init_fatal_errors`The total number of errors that occurred that prevented the database from being initialized.	count	error
`couchbase.sync_gateway.database.total_online_fatal_errors`The total number of errors that occurred that prevented the database from being brought online.	count	error
`couchbase.sync_gateway.database.total_sync_time`The total total sync time is a proxy for websocket connections. Tracking long lived and potentially idle connections. This stat represents the continually growing number of connections per sec.	count	second
`couchbase.sync_gateway.database.warn_channel_name_size_count`The total number of warnings relating to the channel name size.	count	event
`couchbase.sync_gateway.database.warn_channels_per_doc_count`The total number of warnings relating to the channel count exceeding the channel count threshold.	count	-
`couchbase.sync_gateway.database.warn_grants_per_doc_count`The total number of warnings relating to the grant count exceeding the grant count threshold.	count	-
`couchbase.sync_gateway.database.warn_xattr_size_count`The total number of warnings relating to the xattr sync data being larger than a configured threshold.	count	-
`couchbase.sync_gateway.error_count`The total number of errors logged.	count	error
`couchbase.sync_gateway.go_memstats_heapalloc`The bytes of allocated heap objects.	gauge	byte
`couchbase.sync_gateway.go_memstats_heapidle`The bytes in idle (unused) spans.	gauge	byte
`couchbase.sync_gateway.go_memstats_heapinuse`The bytes in in-use spans.	gauge	byte
`couchbase.sync_gateway.go_memstats_heapreleased`The bytes of physical memory returned to the OS.	gauge	byte
`couchbase.sync_gateway.go_memstats_pausetotalns`The circular buffer of recent GC stop-the-world pause times.	gauge	nanosecond
`couchbase.sync_gateway.go_memstats_stackinuse`The bytes in stack spans.	gauge	byte
`couchbase.sync_gateway.go_memstats_stacksys`The bytes of stack memory obtained from the OS.	gauge	byte
`couchbase.sync_gateway.go_memstats_sys`The bytes of memory obtained from the OS for mspan structures.	gauge	byte
`couchbase.sync_gateway.goroutines_high_watermark`Peak number of go routines since process start.	gauge	-
`couchbase.sync_gateway.idle_kv_ops`The total number of idle kv operations.	count	operation
`couchbase.sync_gateway.idle_query_ops`The number of background kv/query operations.	gauge	operation
`couchbase.sync_gateway.node_cpu_percent_utilization`The node CPU utilization as percentage value, since the last time this stat was called. The CPU usage calculation is performed based on user and system CPU time, but it does not include components such as iowait.	gauge	percent
`couchbase.sync_gateway.num_goroutines`The total number of goroutines.	count	-
`couchbase.sync_gateway.process_cpu_percent_utilization`The CPU's utilization as percentage value.	gauge	percent
`couchbase.sync_gateway.process_memory_resident`The memory utilization (Resident Set Size) for the process.	gauge	byte
`couchbase.sync_gateway.pub_net_bytes_recv`The memory utilization (Resident Set Size) for the process.	count	byte
`couchbase.sync_gateway.pub_net_bytes_sent`The total number of bytes sent (since node start-up) on the network interface to which Sync Gateway public interface is bound.	count	byte
`couchbase.sync_gateway.security.auth_failed_count`The total number of unsuccessful authentications.	count	-
`couchbase.sync_gateway.security.auth_success_count`The total number of successful authentications.	count	success
`couchbase.sync_gateway.security.num_access_errors`The total number of documents rejected by write access functions (requireAccess, requireRole, requireUser).	count	document
`couchbase.sync_gateway.security.num_docs_rejected`The total number of documents rejected by the sync_function.	count	document
`couchbase.sync_gateway.security.total_auth_time`The total time spent in authenticating all requests.	count	-
`couchbase.sync_gateway.shared_bucket_import.import_cancel_cas`The total number of imports cancelled due to cas failure.	count	-
`couchbase.sync_gateway.shared_bucket_import.import_count`The total number of docs imported.	count	document
`couchbase.sync_gateway.shared_bucket_import.import_error_count`The total number of errors arising as a result of a document import.	count	error
`couchbase.sync_gateway.shared_bucket_import.import_feed_processed_count`	count	item
`couchbase.sync_gateway.shared_bucket_import.import_high_seq`The highest sequence number value imported.	gauge	-
`couchbase.sync_gateway.shared_bucket_import.import_partitions`The total number of import partitions.	count	-
`couchbase.sync_gateway.shared_bucket_import.import_processing_time`The total time taken to process a document import.	count	-
`couchbase.sync_gateway.system_memory_total`The total memory available on the system in bytes.	count	byte
`couchbase.sync_gateway.uptime`The total uptime.	gauge	-
`couchbase.sync_gateway.warn_count`The total number of warnings logged.	count	byte

Official documentation

Official documentation for the CouchBase integration

Metric names and descriptions are the official Datadog integration definitions (Copyright Datadog, Inc., BSD-3-Clause), reproduced unedited. The full license terms are on the About page.

Official summary

Metric types

Metrics

Official documentation

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