hadoop-mapreduce-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Jason Lowe (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (MAPREDUCE-6724) Single shuffle to memory must not exceed Integer#MAX_VALUE
Date Fri, 28 Oct 2016 14:51:59 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-6724?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jason Lowe updated MAPREDUCE-6724:
----------------------------------
    Fix Version/s:     (was: 2.9.0)
                   2.7.4
                   2.8.0

Thanks, [~haibochen]!  I committed this to branch-2.8 and branch-2.7 as well.

> Single shuffle to memory must not exceed Integer#MAX_VALUE
> ----------------------------------------------------------
>
>                 Key: MAPREDUCE-6724
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6724
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: mrv2
>            Reporter: Haibo Chen
>            Assignee: Haibo Chen
>             Fix For: 2.8.0, 2.7.4, 3.0.0-alpha1
>
>         Attachments: MAPREDUCE-6724.009.patch, mapreduce6724.001.patch, mapreduce6724.002.patch,
mapreduce6724.003.patch, mapreduce6724.004.patch, mapreduce6724.005.patch, mapreduce6724.006.patch,
mapreduce6724.007.patch, mapreduce6724.008.patch
>
>
> When shuffle is done in memory, MergeManagerImpl converts the requested size to an int
to allocate an instance of InMemoryMapOutput. This results in an overflow if the requested
size is bigger than Integer.MAX_VALUE and eventually causes the reducer to fail.



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)

---------------------------------------------------------------------
To unsubscribe, e-mail: mapreduce-issues-unsubscribe@hadoop.apache.org
For additional commands, e-mail: mapreduce-issues-help@hadoop.apache.org


Mime
View raw message