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Re: Why the cluster stays at State: INITIALIZING - Hadoop - [mail # user]
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...there MUST some datanodes cannot start, so blocks cannot reach the thresh hold. please check which data nodes cannot start, then check data node log. On Wed, Apr 17, 2013 at 10:52 AM,...
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Author: Azuryy Yu,
2013-04-17, 03:16
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Re: Submitting mapreduce and nothing happens - Hadoop - [mail # user]
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...do you have data exists on your input path? On Wed, Apr 17, 2013 at 1:18 AM, Amit Sela wrote: ...
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Author: Azuryy Yu,
2013-04-17, 01:33
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Re: Copy Vs DistCP - Hadoop - [mail # user]
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...CP command is not parallel, It's just call FileSystem, even if DFSClient has multi threads. DistCp can work well on the same cluster. On Thu, Apr 11, 2013 at 8:17 AM, KayVajj &n...
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Author: Azuryy Yu,
2013-04-11, 01:30
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Re: Hadoop 1.04 with Eclipice - Hadoop - [mail # user]
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...download hadoop-0.20.203, there is hadoop-eclipse plugin, which also supports hadoop-1.0.4 Send from my Sony mobile. On Apr 5, 2013 11:14 PM, "sahil soni" wrote: ...
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Author: Azuryy Yu,
2013-04-06, 10:44
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Re: are we able to decommission multi nodes at one time? - Hadoop - [mail # user]
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...It's different. If you just want to stop DN-1 a short time, just kill the DataNode process on DN-1. then do what you want. during this time, Namenode cannot receive the heart beat from...
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Author: Azuryy Yu,
2013-04-03, 01:51
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RE: For a new installation: use the BackupNode or the CheckPointNode? - Hadoop - [mail # user]
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...yes,you got it. hadoop1.0.x cannot failover auto or mannual. you have to copy fsimage from SNN to the primary NN. On Mar 27, 2013 11:29 AM, "David Parks" wrote: ...
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Author: Azuryy Yu,
2013-03-27, 04:47
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Re: Regarding NameNode Problem - Hadoop - [mail # user]
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...and your hadoop version. On Mar 26, 2013 1:28 PM, "Mohammad Tariq" wrote: ...
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Author: Azuryy Yu,
2013-03-26, 14:52
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RE: How to tell my Hadoop cluster to read data from an external server - Hadoop - [mail # user]
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...can you addInputPath(hdfs://……),dont change fs.default.name, It cannot solve your problem. On Mar 26, 2013 7:03 PM, "Agarwal, Nikhil" wrote: ...
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Author: Azuryy Yu,
2013-03-26, 12:48
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Re: DataXceiver error processing WRITE_BLOCK operation src: /x.x.x.x:50373 dest: /x.x.x.x:50010 - Hadoop - [mail # user]
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...xcievers : 4096 is enough, and I don't think you pasted a full stack exception. Socket is ready for receiving, but client closed abnormally. so you generally got this error. On Mon, M...
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Author: Azuryy Yu,
2013-03-11, 02:23
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Block replication - Hadoop - [mail # user]
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...Hi all dear, I am using RPC directly to add block, such as namenode = DFSClient.createNameode(conf); namenode.addBlock(str, excluded); If I add more blocks continully, I got NotY...
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Author: Azuryy Yu,
2013-03-03, 10:54
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