[jira] [Assigned] (MAPREDUCE-3952) In MR2, when Total input paths to process == 1, CombinefileInputFormat.getSplits() returns 0 split.
[ https://issues.apache.org/jira/browse/MAPREDUCE-3952?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Alejandro Abdelnur reassigned MAPREDUCE-3952: - Assignee: Bhallamudi Venkata Siva Kamesh (was: Bhallamudi Venkata Siva Kamesh) > In MR2, when Total input paths to process == 1, > CombinefileInputFormat.getSplits() returns 0 split. > --- > > Key: MAPREDUCE-3952 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-3952 > Project: Hadoop Map/Reduce > Issue Type: Bug > Components: mrv2 >Affects Versions: 0.24.0, 0.23.3 >Reporter: Zhenxiao Luo >Assignee: Bhallamudi Venkata Siva Kamesh > Fix For: 0.23.3 > > Attachments: MAPREDUCE-3952-1.patch, MAPREDUCE-3952.patch > > > Hive get unexpected result when using MR2(When using MR1, always get expected > result). > In MR2, when Total input paths to process == 1, > CombinefileInputFormat.getSplits() returns 0 split. > The calling code in Hive, in Hadoop23Shims.java: > InputSplit[] splits = super.getSplits(job, numSplits); > this get splits.length == 0. > In MR1, everything goes fine, the calling code in Hive, in Hadoop20Shims.java: > CombineFileSplit[] splits = (CombineFileSplit[]) super.getSplits(job, > numSplits); > this get splits.length == 1. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Assigned] (MAPREDUCE-3952) In MR2, when Total input paths to process == 1, CombinefileInputFormat.getSplits() returns 0 split.
[ https://issues.apache.org/jira/browse/MAPREDUCE-3952?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Alejandro Abdelnur reassigned MAPREDUCE-3952: - Assignee: Bhallamudi Venkata Siva Kamesh (was: Zhenxiao Luo) by mistake I've assigned to the reporter, assigning it to Bhallamudi > In MR2, when Total input paths to process == 1, > CombinefileInputFormat.getSplits() returns 0 split. > --- > > Key: MAPREDUCE-3952 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-3952 > Project: Hadoop Map/Reduce > Issue Type: Bug > Components: mrv2 >Affects Versions: 0.24.0, 0.23.3 >Reporter: Zhenxiao Luo >Assignee: Bhallamudi Venkata Siva Kamesh > Fix For: 0.23.3 > > Attachments: MAPREDUCE-3952-1.patch, MAPREDUCE-3952.patch > > > Hive get unexpected result when using MR2(When using MR1, always get expected > result). > In MR2, when Total input paths to process == 1, > CombinefileInputFormat.getSplits() returns 0 split. > The calling code in Hive, in Hadoop23Shims.java: > InputSplit[] splits = super.getSplits(job, numSplits); > this get splits.length == 0. > In MR1, everything goes fine, the calling code in Hive, in Hadoop20Shims.java: > CombineFileSplit[] splits = (CombineFileSplit[]) super.getSplits(job, > numSplits); > this get splits.length == 1. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Assigned] (MAPREDUCE-3952) In MR2, when Total input paths to process == 1, CombinefileInputFormat.getSplits() returns 0 split.
[ https://issues.apache.org/jira/browse/MAPREDUCE-3952?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Alejandro Abdelnur reassigned MAPREDUCE-3952: - Assignee: Zhenxiao Luo > In MR2, when Total input paths to process == 1, > CombinefileInputFormat.getSplits() returns 0 split. > --- > > Key: MAPREDUCE-3952 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-3952 > Project: Hadoop Map/Reduce > Issue Type: Bug > Components: mrv2 >Reporter: Zhenxiao Luo >Assignee: Zhenxiao Luo > Attachments: MAPREDUCE-3952-1.patch, MAPREDUCE-3952.patch > > > Hive get unexpected result when using MR2(When using MR1, always get expected > result). > In MR2, when Total input paths to process == 1, > CombinefileInputFormat.getSplits() returns 0 split. > The calling code in Hive, in Hadoop23Shims.java: > InputSplit[] splits = super.getSplits(job, numSplits); > this get splits.length == 0. > In MR1, everything goes fine, the calling code in Hive, in Hadoop20Shims.java: > CombineFileSplit[] splits = (CombineFileSplit[]) super.getSplits(job, > numSplits); > this get splits.length == 1. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira
