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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2017/06/14 05:49:00 UTC
[jira] [Commented] (SPARK-21090) Optimize the unified memory
manager code
[ https://issues.apache.org/jira/browse/SPARK-21090?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16048731#comment-16048731 ]
Apache Spark commented on SPARK-21090:
--------------------------------------
User '10110346' has created a pull request for this issue:
https://github.com/apache/spark/pull/18296
> Optimize the unified memory manager code
> -----------------------------------------
>
> Key: SPARK-21090
> URL: https://issues.apache.org/jira/browse/SPARK-21090
> Project: Spark
> Issue Type: Improvement
> Components: Spark Core
> Affects Versions: 2.3.0
> Reporter: liuxian
>
> 1.In *acquireStorageMemory*, when the MemoryMode is OFF_HEAP ,the *maxMemory* should be modified to *maxOffHeapStorageMemory*
> 2. Borrow memory from execution, *numBytes* modified to *numBytes - storagePool.memoryFree* will be more reasonable
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