[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
[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: 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
