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metric updates (#1396)
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@abby-cyber
abby-cyber authored Jun 2, 2022
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52 changes: 48 additions & 4 deletions docs-2.0/6.monitor-and-metrics/1.query-performance-metrics.md
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Expand Up @@ -127,7 +127,7 @@ curl -G "http://<ip>:<port>/stats?stats=<metric_name_list> [&format=json]"
| `num_query_errors_leader_changes` | The number of the raft leader changes due to query errors. |
| `num_query_errors` | The number of query errors. |
| `num_reclaimed_expired_sessions` | The number of expired sessions actively reclaimed by the server. |
| `num_rpc_sent_to_metad_failed` | The number of failed RPC requests that the Graphd service sends to the Metad service. |
| `num_rpc_sent_to_metad_failed` | The number of failed RPC requests that the Graphd service sent to the Metad service. |
| `num_rpc_sent_to_metad` | The number of RPC requests that the Graphd service sent to the Metad service. |
| `num_rpc_sent_to_storaged_failed` | The number of failed RPC requests that the Graphd service sent to the Storaged service. |
| `num_rpc_sent_to_storaged` | The number of RPC requests that the Graphd service sent to the Storaged service. |
Expand All @@ -137,7 +137,7 @@ curl -G "http://<ip>:<port>/stats?stats=<metric_name_list> [&format=json]"
| `optimizer_latency_us` | The latency of executing optimizer statements. |
| `query_latency_us` | The average latency of queries. |
| `slow_query_latency_us` | The average latency of slow queries. |
| `num_queries_hit_memory_watermark` | The number of queries that reached the memory watermark. |
| `num_queries_hit_memory_watermark` | The number of queries reached the memory watermark. |

### Meta

Expand All @@ -151,6 +151,12 @@ curl -G "http://<ip>:<port>/stats?stats=<metric_name_list> [&format=json]"
| `transfer_leader_latency_us` | The latency of transferring the raft leader. |
| `num_agent_heartbeats` | The number of heartbeats for the AgentHBProcessor.|
| `agent_heartbeat_latency_us` | The average latency of the AgentHBProcessor.|
| `replicate_log_latency_us` | The latency of replicating the log record to most nodes by Raft. |
| `num_send_snapshot` | The number of times that Raft sends snapshots to other nodes. |
| `append_log_latency_us` | The latency of replicating the log record to a single node by Raft. |
| `append_wal_latency_us` | The Raft write latency for a single WAL. |
| `num_grant_votes` | The number of times that Raft votes for other nodes. |
| `num_start_elect` | The number of times that Raft starts an election. |

### Storage

Expand Down Expand Up @@ -193,8 +199,36 @@ curl -G "http://<ip>:<port>/stats?stats=<metric_name_list> [&format=json]"
| `num_kv_remove_errors` | The number of execution errors for the RemoveProcessor.|
| `num_kv_remove` | The number of executions for the RemoveProcessor.|
| `forward_tranx_latency_us` | The average latency of transmission.|

### Space-level
| `scan_edge_latency_us` | The average latency of executions for the ScanEdgeProcessor. |
| `num_scan_edge_errors` | The number of execution errors for the ScanEdgeProcessor. |
| `num_scan_edge` | The number of executions for the ScanEdgeProcessor. |
| `scan_vertex_latency_us` | The latency of executions for the ScanVertexProcessor. |
| `num_add_edges` | The number of times that edges are added. |
| `num_add_edges_errors` | The number of errors when adding edges. |
| `num_add_vertices` | The number of times that vertices are added. |
| `num_start_elect` | The number of times that Raft starts an election. |
| `num_add_vertices_errors` | The number of errors when adding vertices. |
| `num_delete_vertices_errors` | The number of errors when deleting vertices. |
| `append_log_latency_us` | The latency of replicating the log record to a single node by Raft. |
| `num_grant_votes` | The number of times that Raft votes for other nodes. |
| `replicate_log_latency_us` | The latency of replicating the log record to most nodes by Raft. |
| `num_delete_tags` | The number of times that tags are deleted. |
| `num_delete_tags_errors` | The number of errors when deleting tags. |
| `num_delete_edges` | The number of edge deletions. |
| `num_delete_edges_errors` | The number of errors when deleting edges |
| `num_send_snapshot` | The number of times that snapshots are sent. |
| `update_vertex_latency_us` | The latency of executions for the UpdateVertexProcessor. |
| `append_wal_latency_us` | The Raft write latency for a single WAL. |
| `num_update_edge` | The number of executions for the UpdateEdgeProcessor. |
| `delete_tags_latency_us` | The average latency of deleting tags. |
| `num_update_edge_errors` | The number of execution errors for the UpdateEdgeProcessor. |
| `num_get_neighbors` | The number of executions for the GetNeighborsProcessor. |
| `num_get_prop_errors` | The number of execution errors for the GetPropProcessor. |
| `num_delete_vertices` | The number of times that vertices are deleted. |
| `num_lookup` | The number of executions for the LookupProcessor. |


### Graph space

| Parameter | Description |
| ---------------------------------------------- | ----------------------------------------- |
Expand All @@ -211,6 +245,16 @@ curl -G "http://<ip>:<port>/stats?stats=<metric_name_list> [&format=json]"
| `num_sort_executors` | The number of executions for the Sort operator. |
| `num_indexscan_executors` | The number of executions for index scan operators. |
| `num_oom_queries` | The number of queries that caused memory to run out. |
| `num_auth_failed_sessions_bad_username_password` | The number of sessions where authentication failed due to incorrect username and password. |
| `num_auth_failed_sessions` | The number of sessions in which login authentication failed. |
| `num_opened_sessions` | The number of sessions connected to the server. |
| `num_queries_hit_memory_watermark` | The number of queries reached the memory watermark. |
| `num_reclaimed_expired_sessions` | The number of expired sessions actively reclaimed by the server. |
| `num_rpc_sent_to_metad_failed` | The number of failed RPC requests that the Graphd service sent to the Metad service. |
| `num_rpc_sent_to_metad` | The number of RPC requests that the Graphd service sent to the Metad service. |
| `num_rpc_sent_to_storaged_failed` | The number of failed RPC requests that the Graphd service sent to the Storaged service. |
| `num_rpc_sent_to_storaged` | The number of RPC requests that the Graphd service sent to the Storaged service. |
| `slow_query_latency_us` | The average latency of slow queries. |



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