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    Couchbase Metrics

    See also: Couchbase integration 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.