carp84 commented on a change in pull request #14248: URL: https://github.com/apache/flink/pull/14248#discussion_r532335274
########## File path: docs/deployment/resource-providers/standalone/docker.zh.md ########## @@ -268,6 +268,18 @@ The `ENABLE_BUILT_IN_PLUGINS` should contain a list of plugin jar file names sep There are also more [advanced ways](#advanced-customization) for customizing the Flink image. +### Switch memory allocator + +Flink introduced `jemalloc` as default memory allocator to resolve memory fragmentation problem (please refer to [FLINK-19125](https://issues.apache.org/jira/browse/FLINK-19125)). +User could still switch back to previous `glibc` as memory allocator if wanting to keep behavior as before or meeting some unexpected memory related problem. +Please contact Flink community via user mail list if you found any regression under current `jemalloc` memory allocator. + +You could switch back to `glibc` as memory allocator by passing `disable-jemalloc` parameter: Review comment: ```suggestion You could switch back to use `glibc` as memory allocator to restore the old behavior or if any unexpected memory consumption or problem observed (and please report the issue via JIRA or mailing list if you found any), by passing `disable-jemalloc` parameter: ``` ########## File path: docs/deployment/resource-providers/standalone/docker.md ########## @@ -268,6 +268,18 @@ The `ENABLE_BUILT_IN_PLUGINS` should contain a list of plugin jar file names sep There are also more [advanced ways](#advanced-customization) for customizing the Flink image. +### Switch memory allocator + +Flink introduced `jemalloc` as default memory allocator to resolve memory fragmentation problem (please refer to [FLINK-19125](https://issues.apache.org/jira/browse/FLINK-19125)). +User could still switch back to previous `glibc` as memory allocator if wanting to keep behavior as before or meeting some unexpected memory related problem. +Please contact Flink community via user mail list if you found any regression under current `jemalloc` memory allocator. + +You could switch back to `glibc` as memory allocator by passing `disable-jemalloc` parameter: Review comment: ```suggestion You could switch back to use `glibc` as memory allocator to restore the old behavior or if any unexpected memory consumption or problem observed (and please report the issue via JIRA or mailing list if you found any), by passing `disable-jemalloc` parameter: ``` ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org
