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geedge-jira/md/OMPUB-1445.md
2025-09-14 21:52:36 +00:00

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国家中心clickhouse服务器产生OLAP Asset High Disk IO Utilization > 90%告警

ID Creation Date Assignee Status
OMPUB-1445 2024-09-02T20:04:33.000+0800 张洪庆 已关闭

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zhanghongqing commented on 2024-09-05T19:21:50.210+0800:

操作:   2024.9.4号修改Flink session record写入clickhouse任务批量参数将batch.size: 100000 改为 batch.size: 200000 结果:   

   2024.9.5号监控到在相同时间段流量峰值clickhouse服务器磁盘IO下降20%基本在70%以下,并未再出现 Disk IO Utilization > 90%告警。将在观察一段时间。如果稳定将关闭bug。

clickhouse服务器流量监控

!image-2024-09-05-19-19-42-091.png|width=1236,height=325!

clickhouse服务器IO监控

!image-2024-09-05-19-14-50-369.png!


zhanghongqing commented on 2024-09-06T14:28:36.897+0800:

clickhouse流量监控 !image-2024-09-06-14-22-22-604.png|width=947,height=276! clickhouseIO监控 !image-2024-09-06-14-24-12-603.png! 2024.09.06 clickhouse服务器在流量峰值时IO使用率连续两天处于70%以下,状态正常。


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