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Posted to notifications@iotdb.apache.org by "Liuxuxin (Jira)" <ji...@apache.org> on 2022/01/14 12:36:00 UTC

[jira] [Commented] (IOTDB-2398) Write performance of IoTDB deteriorates after a long run

    [ https://issues.apache.org/jira/browse/IOTDB-2398?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17476108#comment-17476108 ] 

Liuxuxin commented on IOTDB-2398:
---------------------------------

查看log，发现在写入过程中MemTable的大小基本不变。但是刷MemTable的频率随着运行时间的增加逐渐减慢

> Write performance of IoTDB deteriorates after a long run
> --------------------------------------------------------
>
>                 Key: IOTDB-2398
>                 URL: https://issues.apache.org/jira/browse/IOTDB-2398
>             Project: Apache IoTDB
>          Issue Type: Bug
>            Reporter: Liuxuxin
>            Assignee: Liuxuxin
>            Priority: Major
>             Fix For: 0.13.0
>
>         Attachments: image-2022-01-14-15-18-20-082.png
>
>   Original Estimate: 64h
>  Remaining Estimate: 64h
>
> As the running time increases, IoTDB's write performance gradually decreases 
> !image-2022-01-14-15-18-20-082.png! 



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