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Sergey Shelukhin edited comment on HIVE-11749 at 2/9/16 9:23 PM: ----------------------------------------------------------------- Hmm, I'm not very familiar with this code. This multi-root situation is MR-only, right? The patch makes sense (I wonder if all partition objects actually have different tabledesc objects - if not, reference equality would be enough and the problem would go away; otherwise, I wonder if comparing db + table names is enough). [~hagleitn] any input? git blame points at you ;) Otherwise +1 was (Author: sershe): Hmm, I'm not very familiar with this code. This is MR-only, right? The patch makes sense (I wonder if all partition objects actually have different tabledesc objects - if not, reference equality would be enough and the problem would go away; otherwise, I wonder if comparing db + table names is enough). [~hagleitn] any input? git blame points at you ;) Otherwise +1 > Deadlock of fetching InputFormat table when multiple root stage > --------------------------------------------------------------- > > Key: HIVE-11749 > URL: https://issues.apache.org/jira/browse/HIVE-11749 > Project: Hive > Issue Type: Bug > Affects Versions: 0.13.0 > Reporter: Ryu Kobayashi > Assignee: Kai Sasaki > Attachments: HIVE-11749.00.patch, HIVE-11749.01.patch, > HIVE-11749.stack-tarace.txt > > > But not always, to deadlock when it run the query. Environment are as follows: > * Hadoop 2.6.0 > * Hive 0.13 > * JDK 1.7.0_79 > It will attach the stack trace. -- This message was sent by Atlassian JIRA (v6.3.4#6332)