hadoop-pig-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Olga Natkovich (JIRA)" <j...@apache.org>
Subject [jira] Resolved: (PIG-657) splitsize is ignored in PigInputFormat
Date Sat, 01 May 2010 00:30:54 GMT

     [ https://issues.apache.org/jira/browse/PIG-657?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel

Olga Natkovich resolved PIG-657.

    Resolution: Fixed

This is resolved with Pig 0.7

> splitsize is ignored in PigInputFormat
> --------------------------------------
>                 Key: PIG-657
>                 URL: https://issues.apache.org/jira/browse/PIG-657
>             Project: Pig
>          Issue Type: Bug
>            Reporter: Laukik Chitnis
> The way to control the number of mappers in Hadoop has been to specify a mapred.min.split.size
parameter in the job conf. For eg.  mapred.min.split.size=1073741824,mapred.map.tasks=10
> However, even if this parameter is specified, Pig creates the number of mappers depending
only on the number of blocks in the file. This is because the parameter is not used in the
> The parameter can actually be extracted from the job conf object. So, one way of doing
this would be to pass an handle to the job conf object to the PigInputFormat or the custom

This message is automatically generated by JIRA.
You can reply to this email to add a comment to the issue online.

View raw message