Gerrit Code Review - Metrics

build/label: Version of Gerrit server software.

events: Triggered events.

action/retry_attempt_counts: Distribution of number of attempts made by RetryHelper to execute an action (1 == single attempt, no retry)

action/retry_timeout_count: Number of action executions of RetryHelper that ultimately timed out

receivecommits/changes: histogram of number of changes processed in a single upload, split up by update type (change created/updated, change autoclosed).

receivecommits/latency: latency per change for processing a push, split up by update type (create+replace, and autoclose)

receivecommits/push_latency: total latency for processing a push, split up by update type (create+replace, autoclose, normal)

receivecommits/timeout: number of timeouts during push processing.

proc/birth_timestamp: Time at which the Gerrit process started.

proc/uptime: Uptime of the Gerrit process.

proc/cpu/usage: CPU time used by the Gerrit process.

proc/num_open_fds: Number of open file descriptors.

proc/jvm/memory/heap_committed: Amount of memory guaranteed for user objects.

proc/jvm/memory/heap_used: Amount of memory holding user objects.

proc/jvm/memory/non_heap_committed: Amount of memory guaranteed for classes, etc.

proc/jvm/memory/non_heap_used: Amount of memory holding classes, etc.

proc/jvm/memory/object_pending_finalization_count: Approximate number of objects needing finalization.

proc/jvm/gc/count: Number of GCs.

proc/jvm/gc/time: Approximate accumulated GC elapsed time.

proc/jvm/thread/num_live: Current live thread count.

caches/memory_cached: Memory entries.

caches/memory_hit_ratio: Memory hit ratio.

caches/memory_eviction_count: Memory eviction count.

caches/disk_cached: Disk entries used by persistent cache.

caches/disk_hit_ratio: Disk hit ratio for persistent cache.

http/server/error_count: Rate of REST API error responses.

http/server/success_count: Rate of REST API success responses.

http/server/rest_api/count: Rate of REST API calls by view.

http/server/rest_api/change_id_type: Rate of REST API calls by change ID type.

http/server/rest_api/error_count: Rate of REST API calls by view.

http/server/rest_api/server_latency: REST API call latency by view.

http/server/rest_api/response_bytes: Size of REST API response on network (may be gzip compressed) by view.

http/server/rest_api/change_json/to_change_info_latency: Latency for toChangeInfo invocations in ChangeJson.

http/server/rest_api/change_json/to_change_infos_latency: Latency for toChangeInfos invocations in ChangeJson.

http/server/rest_api/change_json/format_query_results_latency: Latency for formatQueryResults invocations in ChangeJson.

http/server/rest_api/ui_actions/latency: Latency for RestView#getDescription calls.

query/query_latency: Successful query latency, accumulated over the life of the process.

default WorkQueue

index batch

index interactive

receive commits

send email

ssh batch worker

ssh command start

ssh interactive worker

ssh stream worker

queue/<queue_name>/pool_size: Current number of threads in the pool

queue/<queue_name>/max_pool_size: Maximum allowed number of threads in the pool

queue/<queue_name>/active_threads: Number of threads that are actively executing tasks

queue/<queue_name>/scheduled_tasks: Number of scheduled tasks in the queue

queue/<queue_name>/total_scheduled_tasks_count: Total number of tasks that have been scheduled

queue/<queue_name>/total_completed_tasks_count: Total number of tasks that have completed execution

sshd/sessions/connected: Number of currently connected SSH sessions.

sshd/sessions/created: Rate of new SSH sessions.

sshd/sessions/authentication_failures: Rate of SSH authentication failures.

topic/cross_project_submit: number of cross-project topic submissions.

topic/cross_project_submit_completed: number of cross-project topic submissions that concluded successfully.

jgit/block_cache/cache_used: Bytes of memory retained in JGit block cache.

jgit/block_cache/open_files: File handles held open by JGit block cache.

git/upload-pack/request_count: Total number of git-upload-pack requests.

git/upload-pack/phase_counting: Time spent in the 'Counting…​' phase.

git/upload-pack/phase_compressing: Time spent in the 'Compressing…​' phase.

git/upload-pack/phase_writing: Time spent transferring bytes to client.

git/upload-pack/pack_bytes: Distribution of sizes of packs sent to clients.

batch_update/execute_change_ops: BatchUpdate change update latency, excluding reindexing

notedb/update_latency: NoteDb update latency by table.

notedb/stage_update_latency: Latency for staging updates to NoteDb by table.

notedb/read_latency: NoteDb read latency by table.

notedb/parse_latency: NoteDb parse latency by table.

notedb/external_id_update_count: Total number of external ID updates.

notedb/read_all_external_ids_latency: Latency for reading all external ID’s from NoteDb.

permissions/project_state/computation_latency: Latency to compute current access sections on a project by traversing it’s parents.

permissions/permission_collection/filter_latency: Latency to filter access sections by user and ref.

permissions/ref_filter/full_filter_count: Rate of full ref filter operations

permissions/ref_filter/skip_filter_count: Rate of ref filter operations where we skip full evaluation because the user can read all refs

reviewer_suggestion/query_accounts: Latency for querying accounts for reviewer suggestion.

reviewer_suggestion/recommend_accounts: Latency for recommending accounts for reviewer suggestion.

reviewer_suggestion/load_accounts: Latency for loading accounts for reviewer suggestion.

reviewer_suggestion/query_groups: Latency for querying groups for reviewer suggestion.

sequence/next_id_latency: Latency of requesting IDs from repo sequences.

plugin/latency: Latency for plugin invocation.

plugin/error_count: Number of plugin errors.

group/guess_relevant_groups_latency: Latency for guessing relevant groups.

plugins/replication/replication_latency: Time spent pushing to remote destination.

plugins/replication/replication_delay: Time spent waiting before pushing to remote destination.

plugins/replication/replication_retries: Number of retries when pushing to remote destination.

license/cla_check_count: Total number of CLA check requests.