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From "duyanghao (JIRA)" <j...@apache.org>
Subject [jira] [Comment Edited] (SPARK-21348) Spark history Server load too slow when eventlog is large
Date Sun, 09 Jul 2017 02:36:00 GMT

    [ https://issues.apache.org/jira/browse/SPARK-21348?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16079421#comment-16079421
] 

duyanghao edited comment on SPARK-21348 at 7/9/17 2:35 AM:
-----------------------------------------------------------

[~jerryshao] ok, i will follow [SPARK-18085](https://issues.apache.org/jira/browse/SPARK-18085)
to trace this issue.


was (Author: duyanghao):
@Saisai Shao ok, i will follow [SPARK-18085](https://issues.apache.org/jira/browse/SPARK-18085)
to trace this issue.

> Spark history Server load too slow when eventlog is large
> ---------------------------------------------------------
>
>                 Key: SPARK-21348
>                 URL: https://issues.apache.org/jira/browse/SPARK-21348
>             Project: Spark
>          Issue Type: Bug
>          Components: Web UI
>    Affects Versions: 2.1.0
>            Reporter: duyanghao
>            Priority: Critical
>
> There is a eventlog file in hdfs as below:
> ```
> -rwxrwx---   3 root supergroup 9634238709 2017-07-08 04:37 hdfs://xxxxx/shared/spark-logs/xxxxx/xxxx.lz4
> ```
> and i start a spark history server to loading that eventlog file,but it is too slow to
get spark web ui through that spark history server.
> it has requested for several hours but nothing about spark application web ui appears
in the browser
> And the cpu usage of spark history server is 105.3%
> total used-memory in host is 9G
> The host has 48 Cores+130G Memory,enough Computing resources for spark history server.



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