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Posted to dev@rocketmq.apache.org by GitBox <gi...@apache.org> on 2018/03/30 02:07:53 UTC

[GitHub] zhouxinyu commented on issue #262: MessageStore IndexService performance improve

zhouxinyu commented on issue #262: MessageStore IndexService performance improve
URL: https://github.com/apache/rocketmq/issues/262#issuecomment-377425198
 
 
   ```
   Performance improve data, old version is using pagecache for Index read and write while new version is using randomAccessFile read and write.
   ```
   
   The randomAccessFile also will  go through the pagecache.
   
   And all the store file should use the MappedFile.

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