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Re: Is it possible to set FS permissions (e.g. 755) in hdfs-site.xml? - MapReduce - [mail # user]
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...I suppose you mean the default FS permissions. You can use dfs.umask for that. Thanks, +Vinod Kumar Vavilapalli Hortonworks Inc. http://hortonworks.com/ On Mar 28, 2013, at 5:23 ...
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Author: Vinod Kumar Vavilapalli,
2013-03-28, 17:43
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[MAPREDUCE-5062] MR AM should read max-retries information from the RM - MapReduce - [issue]
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...Change MR AM to use app-retry maximum limit that is made available by RM after YARN-378....
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http://issues.apache.org/jira/browse/MAPREDUCE-5062
Author: Vinod Kumar Vavilapalli,
2013-03-26, 14:04
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Re: How does Kerberos work with Hadoop ? - MapReduce - [mail # user]
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...You should read the hadoop security design doc which you can find at https://issues.apache.org/jira/browse/HADOOP-4487 HTH, +Vinod Kumar Vavilapalli Hortonworks Inc. http://hortonworks...
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Author: Vinod Kumar Vavilapalli,
2013-02-21, 21:09
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Re: who runs the map and reduce tasks in the unit tests - MapReduce - [mail # user]
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...Not sure which specific tests you are talking about. There are two types of them: - Real unit tests which unit test code, shouldn't run any MR jobs - The remaining 'unit' tests a...
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Author: Vinod Kumar Vavilapalli,
2013-02-21, 21:07
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[MAPREDUCE-4712] mr-jobhistory-daemon.sh doesn't accept --config - MapReduce - [issue]
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...It says$ $HADOOP_MAPRED_HOME/sbin/mr-jobhistory-daemon.sh --config /Users/vinodkv/tmp/conf/ start historyserverUsage: mr-jobhistory-daemon.sh [--config <conf-dir>] (start|stop) <map...
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http://issues.apache.org/jira/browse/MAPREDUCE-4712
Author: Vinod Kumar Vavilapalli,
2013-02-15, 13:10
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Re: mapreduce.jobtracker.address vs. yarn.resourcemanager.address - MapReduce - [mail # dev]
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...There was a time when there were thoughts of being able to run MR1 in parallel with YARN while the later took off. So they were supposed to coexist, hence the non-deprecation. I am not...
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Author: Vinod Kumar Vavilapalli,
2013-02-08, 22:27
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Re: API incompatibility between Hadoop 1.0 and Hadoop 2.0 - MapReduce - [mail # dev]
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...It isn't complete yet, but Tom did some initial work comparing with 23 which (preceeds 2.0): https://issues.apache.org/jira/browse/HADOOP-7738 We need to take that to the finish line. ...
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Author: Vinod Kumar Vavilapalli,
2013-02-08, 18:37
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[MAPREDUCE-1688] A failing retry'able notification in JobEndNotifier can affect notifications of other jobs. - MapReduce - [issue]
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...The JobTracker puts all the notification commands into a delay-queue. It has a single thread that loops through this queue and sends out the notifications. When it hits failures ...
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http://issues.apache.org/jira/browse/MAPREDUCE-1688
Author: Vinod Kumar Vavilapalli,
2013-02-01, 03:20
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Re: Release numbering for branch-2 releases - MapReduce - [mail # dev]
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...I still have a list of pending API/protocol cleanup in YARN that need to be in before we even attempt supporting compatibility further down the road. There's no way we can support wire compa...
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Author: Vinod Kumar Vavilapalli,
2013-01-30, 23:32
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Re: jobTracker Blacklisted Nodes - MapReduce - [mail # user]
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...Overall tasks can fail because of the job itself (bugs or erroneous condition in job's/user's code) or issues on the node (hardware/system software). Job level blacklisting accounts fo...
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Author: Vinod Kumar Vavilapalli,
2013-01-29, 02:18
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