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https://issues.apache.org/jira/browse/IOTDB-4773?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17624901#comment-17624901
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Bo Zhang commented on IOTDB-4773:
---------------------------------
After analysis, we found that during openSession/closeSession, IoTDB's class
SessionManager has bug.
It will add new SessionInfo to Map(SessionManager#sessionIdToSessionInfo) but
never remove them.
So this causes memory-leak.
> New session trigger memory-leak
> -------------------------------
>
> Key: IOTDB-4773
> URL: https://issues.apache.org/jira/browse/IOTDB-4773
> Project: Apache IoTDB
> Issue Type: Bug
> Components: Core/Engine
> Reporter: Bo Zhang
> Assignee: Bo Zhang
> Priority: Critical
> Labels: pull-request-available
> Fix For: master branch
>
>
> In 1 stability testing, we found that :
> # IoTDB server will often reboot because server occupies too much memory。
> # And we also found that too much openSession/closeSession msg.
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