From f970850617266e94cfee15b4f9839870d51599ea Mon Sep 17 00:00:00 2001 From: Ti Chi Robot Date: Fri, 2 Aug 2024 16:34:22 +0800 Subject: [PATCH] alert: remove keep_alive_total metric (#18444) (#18449) --- alert-rules.md | 15 --------------- 1 file changed, 15 deletions(-) diff --git a/alert-rules.md b/alert-rules.md index d61f29f59b84e..830ce4153f1fa 100644 --- a/alert-rules.md +++ b/alert-rules.md @@ -65,21 +65,6 @@ This section gives the alert rules for the TiDB component. Same as [`TiDB_schema_error`](#tidb_schema_error). -#### `TiDB_monitor_keep_alive` - -* Alert rule: - - `increase(tidb_monitor_keep_alive_total[10m]) < 100` - -* Description: - - Indicates whether the TiDB process still exists. If the number of times for `tidb_monitor_keep_alive_total` increases less than 100 in 10 minutes, the TiDB process might already exit and an alert is triggered. - -* Solution: - - * Check whether the TiDB process is out of memory. - * Check whether the machine has restarted. - ### Critical-level alerts #### `TiDB_server_panic_total`