fix: 调增 gcs-mysql 慢查询阈值 #1800
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fix: 调增 gcs-mysql 慢查询阈值 #1800
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jiayuan929
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Dec 12, 2024
| @@ -62,6 +62,6 @@ | |||
| AlertCode.GCS_MYSQL_SLOW_QUERY.value: { | |||
| "display_name": _("GCS-MySQL 慢查询新增"), | |||
| "metric_label_names": ["gcs_mysql_user"], | |||
| "threshold_expr": "> 0", # 慢查询增长超过 0 | |||
| "threshold_expr": "> 5", # 慢查询增长超过 5 | |||
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是否这样调整更合适？
- 慢查询数量为：1，告警级别：提醒（可以不发通知，但是在我们的首页能查询到）
- 慢查询数量为： 5，告警级别：预警（发布企业微信通知）
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告警策略太敏感，且等级为 '致命'，不太合适。
原策略：
‘查询时间 >= 1s ’ 判断为慢查询记录（db 侧的判断）
'慢查询记录 >0 ‘ 且 满足10个周期
修改后：
‘查询时间 >= 1s ’ 判断为慢查询记录（db 侧的判断）
'慢查询记录 >5 ‘ 且 满足10个周期