Please use the form below to provide your feedback. Because your feedback is valuable to us, the information you submit in this form is recorded in our issue tracking system (JIRA), which is publicly available. You can track the status of your feedback using the ticket number displayed in the dialog once you submit the form.

A newer version of this documentation is available.

View Latest

Cluster Manager Metrics

      +
      A list of the metrics provided by the Cluster Manager.

      The following Cluster Manager metrics can be queried by means of the REST APIs described in Statistics.

      Tip

      • The x.y.z badge shows the Couchbase Server version the metric was added in.

      • The type / unit badge shows shows the Prometheus type and unit (if present).

      audit_queue_length     7.0.0 gauge

      Current number of entries in the audit queue

      audit_unsuccessful_retries     7.0.0 counter

      Failed attempts to audit

      cm_build_streaming_info_total     7.0.0 counter

      Number of streaming requests processed

      cm_http_requests_seconds     7.0.0 histogram

      Number of bucket HTTP requests

      cm_http_requests_total     7.0.0 counter

      Total number of HTTP requests categorized

      cm_logs_total     7.1.0 counter

      Total number of logs logged

      cm_memcached_call_time_seconds     7.0.0 histogram

      Amount of time to call memcached

      cm_memcached_e2e_call_time_seconds     7.0.0 histogram

      End to end memcached call times

      cm_memcached_q_call_time_seconds     7.0.0 histogram / seconds

      Memcached queue call times

      cm_mru_cache_add_time_seconds     7.0.0 histogram / seconds

      Time to add to MRU cache

      cm_mru_cache_flush_time_seconds     7.0.0 histogram / seconds

      Time to flush MRU cache

      cm_mru_cache_lock_time_seconds     7.0.0 histogram / seconds

      Time to lock MRU cache

      cm_mru_cache_lookup_time_seconds     7.0.0 histogram / seconds

      Time to perform a lookup in the MRU cache

      cm_mru_cache_lookup_total     7.0.0 counter

      Total number of MRU cache lookups

      cm_mru_cache_take_lock_total     7.0.0 counter

      Total number of times MRU cache lock was obtained

      cm_odp_report_failed     7.0.0 counter

      Number of failures to send on-demand pricing report

      cm_outgoing_http_requests_seconds     7.0.0 histogram / seconds

      Time taken for outgoing HTTP requests

      cm_outgoing_http_requests_total     7.0.0 counter

      Total number of outgoing HTTP requests

      cm_request_hibernates_total     7.0.0 counter

      Number of times requests were hibernated

      cm_request_unhibernates_total     7.0.0 counter

      Number of times requests were unhibernated

      cm_rest_request_enters_total     7.0.0 counter

      Number of REST requests to enter ns_server

      cm_rest_request_leaves_total     7.0.0 counter

      Number of REST requests to exit ns_server

      cm_status_latency_seconds     7.0.0 histogram / seconds

      Latency time for status

      cm_web_cache_hits_total     7.0.0 counter

      Total number of web cache hits

      cm_web_cache_inner_hits_total     7.0.0 counter

      Total number of inner web cache hits

      cm_web_cache_updates_total     7.0.0 counter

      Total number of web cache updates

      couch_docs_actual_disk_size     7.0.0 gauge / bytes

      Amount of disk space used by the Data Service

      couch_views_actual_disk_size     7.0.0 gauge / bytes

      Amount of disk space used by Views data

      sys_allocstall     7.0.0 counter

      Number of alloc stalls

      sys_cpu_burst_rate     7.2.0 gauge

      Rate at which CPUs overran their quota

      sys_cpu_cgroup_seconds_total     7.2.4 counter / seconds

      Number of CPU seconds utilized in the cgroup, by mode

      sys_cpu_cores_available     7.0.0 gauge

      Number of available CPU cores in the control group

      sys_cpu_host_cores_available     7.1.1 gauge

      Number of available CPU cores in the host

      sys_cpu_host_idle_rate     7.2.4 gauge

      Idle CPU utilization rate in the host

      sys_cpu_host_other_rate     7.2.4 gauge

      Other (not idle/user/sys/irq/stolen) CPU utilization rate in the host

      sys_cpu_host_seconds_total     7.2.1 counter / seconds

      Number of CPU seconds utilized in the host, by mode

      sys_cpu_host_sys_rate     7.1.1 gauge

      System CPU utilization rate in the host

      sys_cpu_host_user_rate     7.1.1 gauge

      User space CPU utilization rate in the host

      sys_cpu_host_utilization_rate     7.1.1 gauge

      CPU utilization rate in the host

      sys_cpu_irq_rate     7.0.0 gauge

      IRQ rate

      sys_cpu_stolen_rate     7.0.0 gauge

      CPU stolen rate

      sys_cpu_sys_rate     7.0.0 gauge

      System CPU utilization rate in the control group

      sys_cpu_throttled_rate     7.2.0 gauge

      Rate at which CPUs were throttled

      sys_cpu_user_rate     7.0.0 gauge

      User space CPU utilization rate in the control group

      sys_cpu_utilization_rate     7.0.0 gauge

      CPU utilization rate in the control group

      sys_disk_queue     7.2.4 gauge

      Current disk queue length of the disk

      sys_disk_queue_depth     7.2.4 gauge

      Maximum disk queue length of the disk

      sys_disk_read_bytes     7.2.4 counter

      Number of bytes read by the disk

      sys_disk_read_time_seconds     7.2.4 counter

      Amount of time that the disk spent reading

      sys_disk_reads     7.2.4 counter

      Number of reads that the disk performed

      sys_disk_time_seconds     7.2.4 counter

      Amount of time that the disk spent performing IO

      sys_disk_write_bytes     7.2.4 counter

      Number of bytes written by the disk

      sys_disk_write_time_seconds     7.2.4 counter

      Amount of time that the disk spent writing

      sys_disk_writes     7.2.4 counter

      Number of writes that the disk performed

      sys_mem_actual_free     7.0.0 gauge / bytes

      Amount of system memory available, including buffers/cache

      sys_mem_actual_used     7.0.0 gauge / bytes

      Amount of system memory used, excluding buffers/cache

      sys_mem_cgroup_actual_used     7.2.0 gauge / bytes

      Amount of system memory used, excluding buffers/cache, in the control group

      sys_mem_cgroup_limit     7.2.0 gauge / bytes

      System memory limit, in the control group

      sys_mem_cgroup_used     7.2.0 gauge / bytes

      Amount of system memory used, including buffers/cache, in the control group

      sys_mem_free     7.0.0 gauge / bytes

      Amount of system memory free, excluding buffers/cache

      sys_mem_limit     7.0.0 gauge / bytes

      System memory limit

      sys_mem_total     7.0.0 gauge / bytes

      Total amount of system memory

      sys_mem_used_sys     7.0.0 gauge / bytes

      Amount of system memory used, including buffers/cache

      sys_pressure_share_time_stalled     7.2.4 gauge

      Percentage of time that tasks were stalled on a given resource

      sys_pressure_total_stall_time_usec     7.2.4 counter / microseconds

      Absolute stall time when tasks were stalled on a given resource

      sys_swap_total     7.0.0 gauge / bytes

      Total amount of swap space

      sys_swap_used     7.0.0 gauge / bytes

      Amount of swap space used

      sysproc_cpu_seconds_total     7.2.4 counter

      Amount of user CPU cycles used, by process

      sysproc_cpu_utilization     7.0.0 gauge

      CPU utilization rate, by process

      sysproc_major_faults_raw     7.0.0 counter

      Number of major page faults, by process

      sysproc_mem_resident     7.0.0 gauge / bytes

      Amount of resident memory used, by process

      sysproc_mem_share     7.0.0 gauge / bytes

      Amount of shared memory used, by process

      sysproc_mem_size     7.0.0 gauge / bytes

      Amount of memory used, by process

      sysproc_minor_faults_raw     7.0.0 gauge

      Number of minor page faults, by process

      sysproc_page_faults_raw     7.0.0 gauge

      Number of page faults, by process

      sysproc_start_time     7.2.4 counter

      OS specific time when process was started