84 lines
1.9 KiB
Markdown
84 lines
1.9 KiB
Markdown
# 【E21】OLAP ClickHouse 服务器的峰值磁盘 I/O 利用率超过 90%
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| ID | Creation Date | Assignee | Status |
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|----|----------------|----------|--------|
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| OMPUB-1388 | 2024-07-29T10:59:29.000+0800 | 张洪庆 | 已关闭 |
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!image-2024-07-29-10-58-50-778.png!!image-2024-07-29-10-59-16-523.png!!image-2024-07-29-10-59-26-273.png!**zhanghongqing** commented on *2024-07-30T16:29:37.266+0800*:
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|Data Center|2024-03-26 峰值会话日志 Logs/s|2024-07-25 峰值会话日志 Logs/s|
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|Bole|248,000 |513,000 |
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|Shashamane|86,000 |25,000 |
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|Bahir Dar|32,000 |56,000 |
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|Safaricom Kaliti|41,000 |110,000 |
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|Safaricom STEP HQ|33,000 |55,000 |
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|Dire Dawa|29,000 |15,000 |
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|Legehar|39,000 |28,000 |
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|Old Airport|28,000 |35,000 |
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|Microwave|121,000 |356,000 |
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|Nefas Silk|36,000 |112,000 |
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|Kirkos|35,000 |78,000 |
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|Total |728,000 |1,383,000 |
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**zhanghongqing** commented on *2024-07-31T09:48:03.249+0800*:
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[~liuyang]
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为减小clickhouse磁盘IO占用,保证服务器磁盘IO使用率在健康状态80%以下。
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建议会话日志部分字段不写入clickhouse存储,具体字段见附件:E21session-record字段统计.xlsx
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**zhanghongqing** commented on *2024-07-31T16:50:37.416+0800*:
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更新内容:
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# 将clickhouse查询节点扩容为数据节点
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# 在Flink任务内配置部分字段不写入clickhouse数据库
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操作文档::https://docs.geedge.net/pages/viewpage.action?pageId=143925053
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## Attachments
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**60340/alert-message-2024-07-25+08-48-18.xlsx**
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**60382/clickhouse查询节点扩容为数据节点,Flinksession-record任务操作.txt**
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**60373/E21session-record字段统计.xlsx**
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**60339/image-2024-07-29-10-58-50-778.png**
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**60338/image-2024-07-29-10-59-16-523.png**
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**60337/image-2024-07-29-10-59-26-273.png**
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**60381/session_record_processed_kafka_to_clickhouse**
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