risingwave_meta::rpc::metrics

Struct MetaMetrics

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pub struct MetaMetrics {
Show 76 fields
    pub worker_num: IntGaugeVec,
    pub meta_type: IntGaugeVec,
    pub grpc_latency: HistogramVec,
    pub barrier_latency: Histogram,
    pub barrier_wait_commit_latency: Histogram,
    pub barrier_send_latency: Histogram,
    pub all_barrier_nums: IntGaugeVec,
    pub in_flight_barrier_nums: IntGaugeVec,
    pub last_committed_barrier_time: IntGauge,
    pub snapshot_backfill_barrier_latency: LabelGuardedHistogramVec<2>,
    pub snapshot_backfill_wait_commit_latency: LabelGuardedHistogramVec<1>,
    pub snapshot_backfill_lag: LabelGuardedIntGaugeVec<1>,
    pub snapshot_backfill_inflight_barrier_num: LabelGuardedIntGaugeVec<1>,
    pub recovery_failure_cnt: IntCounter,
    pub recovery_latency: Histogram,
    pub max_committed_epoch: IntGauge,
    pub safe_epoch: IntGauge,
    pub min_pinned_epoch: IntGauge,
    pub level_sst_num: IntGaugeVec,
    pub level_compact_cnt: IntGaugeVec,
    pub compact_frequency: IntCounterVec,
    pub level_file_size: IntGaugeVec,
    pub version_size: IntGauge,
    pub current_version_id: IntGauge,
    pub checkpoint_version_id: IntGauge,
    pub min_pinned_version_id: IntGauge,
    pub min_safepoint_version_id: IntGauge,
    pub write_stop_compaction_groups: IntGaugeVec,
    pub full_gc_trigger_count: IntGauge,
    pub full_gc_candidate_object_count: Histogram,
    pub full_gc_selected_object_count: Histogram,
    pub version_stats: IntGaugeVec,
    pub materialized_view_stats: IntGaugeVec,
    pub stale_object_count: IntGauge,
    pub stale_object_size: IntGauge,
    pub old_version_object_count: IntGauge,
    pub old_version_object_size: IntGauge,
    pub time_travel_object_count: IntGauge,
    pub current_version_object_count: IntGauge,
    pub current_version_object_size: IntGauge,
    pub total_object_count: IntGauge,
    pub total_object_size: IntGauge,
    pub delta_log_count: IntGauge,
    pub version_checkpoint_latency: Histogram,
    pub hummock_manager_lock_time: HistogramVec,
    pub hummock_manager_real_process_time: HistogramVec,
    pub compact_skip_frequency: IntCounterVec,
    pub compact_pending_bytes: IntGaugeVec,
    pub compact_level_compression_ratio: GenericGaugeVec<AtomicF64>,
    pub level_compact_task_cnt: IntGaugeVec,
    pub time_after_last_observation: Arc<AtomicU64>,
    pub l0_compact_level_count: HistogramVec,
    pub compact_task_size: HistogramVec,
    pub compact_task_file_count: HistogramVec,
    pub compact_task_batch_count: HistogramVec,
    pub split_compaction_group_count: IntCounterVec,
    pub state_table_count: IntGaugeVec,
    pub branched_sst_count: IntGaugeVec,
    pub compaction_event_consumed_latency: Histogram,
    pub compaction_event_loop_iteration_latency: Histogram,
    pub object_store_metric: Arc<ObjectStoreMetrics>,
    pub source_is_up: LabelGuardedIntGaugeVec<2>,
    pub source_enumerator_metrics: Arc<EnumeratorMetrics>,
    pub actor_info: IntGaugeVec,
    pub table_info: IntGaugeVec,
    pub sink_info: IntGaugeVec,
    pub table_write_throughput: IntCounterVec,
    pub merge_compaction_group_count: IntCounterVec,
    pub auto_schema_change_failure_cnt: LabelGuardedIntCounterVec<2>,
    pub auto_schema_change_success_cnt: LabelGuardedIntCounterVec<2>,
    pub auto_schema_change_latency: LabelGuardedHistogramVec<2>,
    pub time_travel_version_replay_latency: Histogram,
    pub compaction_group_count: IntGauge,
    pub compaction_group_size: IntGaugeVec,
    pub compaction_group_file_count: IntGaugeVec,
    pub compaction_group_throughput: IntGaugeVec,

}

Fields§

§worker_num: IntGaugeVec

The number of workers in the cluster.

§meta_type: IntGaugeVec

The roles of all meta nodes in the cluster.

§grpc_latency: HistogramVec

gRPC latency of meta services

§barrier_latency: Histogram

The duration from barrier injection to commit It is the sum of inflight-latency, sync-latency and wait-commit-latency

§barrier_wait_commit_latency: Histogram

The duration from barrier complete to commit

§barrier_send_latency: Histogram

Latency between each barrier send

§all_barrier_nums: IntGaugeVec

The number of all barriers. It is the sum of barriers that are in-flight or completed but waiting for other barriers

§in_flight_barrier_nums: IntGaugeVec

The number of in-flight barriers

§last_committed_barrier_time: IntGauge

The timestamp (UNIX epoch seconds) of the last committed barrier’s epoch time.

§snapshot_backfill_barrier_latency: LabelGuardedHistogramVec<2>

The barrier latency in second of table_id and snapshto backfill barrier_type

§snapshot_backfill_wait_commit_latency: LabelGuardedHistogramVec<1>

The latency of commit epoch of table_id

§snapshot_backfill_lag: LabelGuardedIntGaugeVec<1>

The lags between the upstream epoch and the downstream epoch.

§snapshot_backfill_inflight_barrier_num: LabelGuardedIntGaugeVec<1>

The number of inflight barriers of table_id

§recovery_failure_cnt: IntCounter§recovery_latency: Histogram§max_committed_epoch: IntGauge

Max committed epoch

§safe_epoch: IntGauge

The smallest epoch that has not been GCed.

§min_pinned_epoch: IntGauge

The smallest epoch that is being pinned.

§level_sst_num: IntGaugeVec

The number of SSTs in each level

§level_compact_cnt: IntGaugeVec

The number of SSTs to be merged to next level in each level

§compact_frequency: IntCounterVec

The number of compact tasks

§level_file_size: IntGaugeVec

Size of each level

§version_size: IntGauge

Hummock version size

§current_version_id: IntGauge

The version Id of current version.

§checkpoint_version_id: IntGauge

The version id of checkpoint version.

§min_pinned_version_id: IntGauge

The smallest version id that is being pinned by worker nodes.

§min_safepoint_version_id: IntGauge

The smallest version id that is being guarded by meta node safe points.

§write_stop_compaction_groups: IntGaugeVec

Compaction groups that is in write stop state.

§full_gc_trigger_count: IntGauge

The number of attempts to trigger full GC.

§full_gc_candidate_object_count: Histogram

The number of candidate object to delete after scanning object store.

§full_gc_selected_object_count: Histogram

The number of object to delete after filtering by meta node.

§version_stats: IntGaugeVec

Hummock version stats

§materialized_view_stats: IntGaugeVec

Hummock version stats

§stale_object_count: IntGauge

Total number of objects that is no longer referenced by versions.

§stale_object_size: IntGauge

Total size of objects that is no longer referenced by versions.

§old_version_object_count: IntGauge

Total number of objects that is still referenced by non-current versions.

§old_version_object_size: IntGauge

Total size of objects that is still referenced by non-current versions.

§time_travel_object_count: IntGauge

Total number of objects that is referenced by time travel.

§current_version_object_count: IntGauge

Total number of objects that is referenced by current version.

§current_version_object_size: IntGauge

Total size of objects that is referenced by current version.

§total_object_count: IntGauge

Total number of objects that includes dangling objects.

§total_object_size: IntGauge

Total size of objects that includes dangling objects.

§delta_log_count: IntGauge

The number of hummock version delta log.

§version_checkpoint_latency: Histogram

latency of version checkpoint

§hummock_manager_lock_time: HistogramVec

Latency for hummock manager to acquire lock

§hummock_manager_real_process_time: HistogramVec

Latency for hummock manager to really process a request after acquire the lock

§compact_skip_frequency: IntCounterVec

The number of compactions from one level to another level that have been skipped

§compact_pending_bytes: IntGaugeVec

Bytes of lsm tree needed to reach balance

§compact_level_compression_ratio: GenericGaugeVec<AtomicF64>

Per level compression ratio

§level_compact_task_cnt: IntGaugeVec

Per level number of running compaction task

§time_after_last_observation: Arc<AtomicU64>§l0_compact_level_count: HistogramVec§compact_task_size: HistogramVec§compact_task_file_count: HistogramVec§compact_task_batch_count: HistogramVec§split_compaction_group_count: IntCounterVec§state_table_count: IntGaugeVec§branched_sst_count: IntGaugeVec§compaction_event_consumed_latency: Histogram§compaction_event_loop_iteration_latency: Histogram§object_store_metric: Arc<ObjectStoreMetrics>§source_is_up: LabelGuardedIntGaugeVec<2>

supervisor for which source is still up.

§source_enumerator_metrics: Arc<EnumeratorMetrics>§actor_info: IntGaugeVec

A dummpy gauge metrics with its label to be the mapping from actor id to fragment id

§table_info: IntGaugeVec

A dummpy gauge metrics with its label to be the mapping from table id to actor id

§sink_info: IntGaugeVec

A dummy gauge metrics with its label to be the mapping from actor id to sink id

§table_write_throughput: IntCounterVec

Write throughput of commit epoch for each stable

§merge_compaction_group_count: IntCounterVec

The number of compaction groups that have been triggered to move

§auto_schema_change_failure_cnt: LabelGuardedIntCounterVec<2>§auto_schema_change_success_cnt: LabelGuardedIntCounterVec<2>§auto_schema_change_latency: LabelGuardedHistogramVec<2>§time_travel_version_replay_latency: Histogram§compaction_group_count: IntGauge§compaction_group_size: IntGaugeVec§compaction_group_file_count: IntGaugeVec§compaction_group_throughput: IntGaugeVec

Implementations§

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impl MetaMetrics

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fn new(registry: &Registry) -> Self

Trait Implementations§

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impl Clone for MetaMetrics

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fn clone(&self) -> MetaMetrics

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Default for MetaMetrics

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fn default() -> Self

Returns the “default value” for a type. Read more

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