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From "Hitesh Shah (JIRA)" <j...@apache.org>
Subject [jira] [Comment Edited] (MAPREDUCE-6638) Do not attempt to recover jobs if encrypted spill is enabled
Date Mon, 03 Oct 2016 16:52:20 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-6638?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15542845#comment-15542845
] 

Hitesh Shah edited comment on MAPREDUCE-6638 at 10/3/16 4:51 PM:
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Havent looked at the patch in detail but [~haibochen]'s clarifying comments make sense. Jira
title could be modified accordingly. +0 from my side. 


was (Author: hitesh):
Havent looked at the patch in detail but [~haibochen]'s clarifying comments make sense. +0
from my side. 

> Do not attempt to recover jobs if encrypted spill is enabled
> ------------------------------------------------------------
>
>                 Key: MAPREDUCE-6638
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6638
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>          Components: applicationmaster
>    Affects Versions: 2.7.2
>            Reporter: Karthik Kambatla
>            Assignee: Haibo Chen
>         Attachments: mapreduce6638.001.patch, mapreduce6638.002.patch, mapreduce6638.003.patch,
mapreduce6638.004.patch, mapreduce6683.005.patch
>
>
> Post the fix to CVE-2015-1776, jobs with ecrypted spills enabled cannot be recovered
if the AM fails. We should store the key some place safe so they can actually be recovered.
If there is no "safe" place, at least we should restart the job by re-running all mappers/reducers.




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