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Posted to commits@pulsar.apache.org by GitBox <gi...@apache.org> on 2020/12/11 01:11:46 UTC

[GitHub] [pulsar] lhotari commented on pull request #8908: Fix performance issue caused by invalid logging configuration

lhotari commented on pull request #8908:
URL: https://github.com/apache/pulsar/pull/8908#issuecomment-742900242


   
   Here's an allocation flamegraph for `ManagedLedgerImpl.asyncReadEntries` method.
   
   Before (Pulsar 2.7.0), a lot of logging calls are present:
   
   ![image](https://user-images.githubusercontent.com/66864/101848249-ab7c9d00-3b5d-11eb-89a4-ffb2e16de04d.png)
   
   After applying this fix (the logging calls are gone):
   
   ![image](https://user-images.githubusercontent.com/66864/101848375-fc8c9100-3b5d-11eb-894b-c96598180dda.png)
   


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