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Posted to commits@druid.apache.org by GitBox <gi...@apache.org> on 2018/11/20 15:13:12 UTC

[GitHub] Stephan3555 commented on issue #6500: Historicals have issues connecting to S3

Stephan3555 commented on issue #6500: Historicals have issues connecting to S3
URL: https://github.com/apache/incubator-druid/issues/6500#issuecomment-440307954
 
 
   We found the cause for our problem. For us the problem was the amount of segments we had in our cluster. We had around 21k segments distributed on three historicals. After some debugging we found out that the problem was the connection pool size:
   
   ![image](https://user-images.githubusercontent.com/2537072/48782627-e691a680-ecde-11e8-9938-369ea32aa917.png)
   
   We merged the incredible small segments to larger segments and now the error disappeared.

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