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From "Carl Steinbach (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HIVE-1020) create a configuration variable to enable/disable speculative execution for reducers in hive
Date Thu, 22 Jul 2010 02:42:49 GMT

     [ https://issues.apache.org/jira/browse/HIVE-1020?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Carl Steinbach updated HIVE-1020:
---------------------------------

         Summary: create a configuration variable to enable/disable speculative execution
for reducers in hive  (was: create a confifuration variable to control speculative execution
for reducers in hive)
    Release Note:  create a configuration variable to enable/disable speculative execution
for reducers in hive  (was:  create a confifuration variable to control speculative execution
for reducers in hive)

The property that this patch added:

{code}
<property>
  <name>hive.mapred.reduce.tasks.speculative.execution</name>
  <value>true</value>
  <description>Whether speculative execution for reducers should be turned on.</description>
</property>
{code}

> create a configuration variable to enable/disable speculative execution for reducers
in hive
> --------------------------------------------------------------------------------------------
>
>                 Key: HIVE-1020
>                 URL: https://issues.apache.org/jira/browse/HIVE-1020
>             Project: Hadoop Hive
>          Issue Type: New Feature
>          Components: Query Processor
>            Reporter: Namit Jain
>            Assignee: Namit Jain
>             Fix For: 0.5.0
>
>         Attachments: hive.1020.1.patch
>
>


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