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https://issues.apache.org/jira/browse/TEZ-699?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14046505#comment-14046505
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Bikas Saha commented on TEZ-699:
--------------------------------
Name could be more clear? "tez.container.max.xmx-fraction"? or
"tez.container.max.java.heap-fraction"
{code}
+ public static final String TEZ_MEMORY_MAX_HEAP_RATIO =
+ TEZ_PREFIX + "memory.max.heap.ratio";
+ public static final double TEZ_MEMORY_MAX_HEAP_RATIO_DEFAULT = 0.8;{code}
> Have sensible defaults for java opts
> ------------------------------------
>
> Key: TEZ-699
> URL: https://issues.apache.org/jira/browse/TEZ-699
> Project: Apache Tez
> Issue Type: Sub-task
> Reporter: Bikas Saha
> Assignee: Hitesh Shah
> Attachments: TEZ-699.1.patch, TEZ-699.2.patch
>
>
> Its a burden to have to specify them all the time. API's already exist if
> users want to set special values. Also, for vertex memory would be good to
> have a TezUtils.getDefaultVertexResource() with a sensible resource size.
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