hadoop-mapreduce-user mailing list archives: August 2011

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周俊清 fail to compile hadoop branch-0.22/mapreduce Tue, 02 Aug, 02:14
谭军 How can I know how many mappers created? Sun, 07 Aug, 06:45
谭军 Can I use the cores of each CPU to be the datanodes instead of CPU? Mon, 08 Aug, 08:46
谭军 Re:RE: Can I use the cores of each CPU to be the datanodes instead of CPU? Mon, 08 Aug, 09:19
谭军 How can I achieve secondary retrieval in mapreduce? Mon, 08 Aug, 14:58
谭军 Can reducer get parameters from mapper besides key and value? Tue, 09 Aug, 06:28
谭军 Re:RE: Can reducer get parameters from mapper besides key and value? Tue, 09 Aug, 06:55
谭军 Re:RE: RE: Can reducer get parameters from mapper besides key and value? Tue, 09 Aug, 11:53
谭军 Re:RE: RE: RE: Can reducer get parameters from mapper besides key and value? Tue, 09 Aug, 14:09
谭军 Re:RE: RE: RE: Can reducer get parameters from mapper besides key and value? Tue, 09 Aug, 14:31
谭军 Status: FAILED Error: null, What's this problem? Thu, 11 Aug, 10:40
谭军 Re:Re: Status: FAILED Error: null, What's this problem? Thu, 11 Aug, 12:37
谭军 Re:Re: Status: FAILED Error: null, What's this problem? Fri, 12 Aug, 08:25
谭军 Re:Re:RE: RE: RE: Can reducer get parameters from mapper besides key and value? Sun, 14 Aug, 13:25
谭军 Can I define a datastructure that all Mappers share? Mon, 15 Aug, 09:14
谭军 Re:Re: Can I define a datastructure that all Mappers share? Mon, 15 Aug, 11:29
Dino Kečo Re: Multiple input formats and multiple output formats in Hadoop 0.20.2 Wed, 10 Aug, 16:20
Dino Kečo Re: Possible to override the context.write() method in ReduceContext? Sat, 13 Aug, 08:29
Dino Kečo MultipleOutputs is not working properly when dfs.block.size is changed Thu, 18 Aug, 08:30
Dino Kečo Re: MultipleOutputs is not working properly when dfs.block.size is changed Thu, 18 Aug, 10:53
Adam Shook Unusual large number of map tasks for a SequenceFile Mon, 01 Aug, 21:19
Ajit Ratnaparkhi Fwd: Jobtracker looses track of all tasktrackers, needs mapred restart Mon, 15 Aug, 11:13
Anthony Urso Re: Creating a custom composite key Fri, 12 Aug, 23:22
Anthony Urso Re: Map output records/reducer input records mismatch Tue, 16 Aug, 19:25
Anty Re: -libjars? Tue, 16 Aug, 03:09
Anty Re: -libjars? Wed, 17 Aug, 01:57
Arko Provo Mukherjee Compiling programs with Hadoop 0.21.0 Wed, 31 Aug, 21:34
Arun C Murthy Re: MapReduce jobs hanging or failing near completion Tue, 02 Aug, 05:08
Arun C Murthy Re: MapReduce jobs hanging or failing near completion Wed, 03 Aug, 18:56
Arun C Murthy Re: Reducer Run on Which Machine? Fri, 05 Aug, 05:27
Arun C Murthy Re: Performance of mappers Fri, 05 Aug, 18:05
Arun C Murthy Re: Performance of mappers Fri, 05 Aug, 20:51
Arun C Murthy Re: Can I use the cores of each CPU to be the datanodes instead of CPU? Mon, 08 Aug, 17:42
Arun C Murthy Re: Question regarding Capacity Scheduler Wed, 17 Aug, 18:06
Arun C Murthy Re: Task re-scheduling in hadoop Tue, 23 Aug, 14:53
Arun C Murthy Re: Capacity scheduler uses all slots from the same tasktracker Tue, 23 Aug, 23:07
Arun Murthy Re: Error while building Hadoop-Yarn Fri, 19 Aug, 06:55
Christoph Schmitz Under-replication warnings for Distributed Cache? Mon, 15 Aug, 13:40
Christoph Schmitz AW: Under-replication warnings for Distributed Cache? Tue, 16 Aug, 06:39
Corey M. Dorwart RE: Need Help with HBase Thu, 11 Aug, 19:01
Cristina Ionescu Re: "java.lang.Throwable: Child Error " And " Task process exit with nonzero status of 1." Wed, 17 Aug, 13:04
Curtis Jensen unique PATH environment variable for Mapper class Mon, 08 Aug, 21:04
Decimus Phostle Re: Hadoop pipes (wordcount) example failing (with hadoop 0.21.0) Mon, 08 Aug, 15:52
Decimus Phostle Using MultipleTextOutputFormat to control output filename in MapReduce Mon, 08 Aug, 16:06
Decimus Phostle Re: Using MultipleTextOutputFormat to control output filename in MapReduce Tue, 23 Aug, 23:20
Devaraj K RE: RE: Can I use the cores of each CPU to be the datanodes instead of CPU? Mon, 08 Aug, 09:37
Felix Halim Re: Reducer Run on Which Machine? Fri, 05 Aug, 07:17
Florin P Computing the number of mappers when CombineFileInputFormat is used Fri, 12 Aug, 06:35
Florin P Re: some map run really slow Fri, 12 Aug, 09:26
Florin P Re: some map run really slow Fri, 12 Aug, 12:47
Friso van Vollenhoven Re: Excuting a shell script inside the HDFS Tue, 16 Aug, 04:48
Gabriel B M Armelin [No Subject] Fri, 12 Aug, 00:50
Harsh J Re: Configuring Hadoop daemon heap sizes Mon, 01 Aug, 18:16
Harsh J Re: MultipleOutputs support Tue, 02 Aug, 05:30
Harsh J Re: How to access contents of a Map Reduce job's working directory Tue, 02 Aug, 06:03
Harsh J Re: MultipleOutputs support Thu, 04 Aug, 17:31
Harsh J Re: Can you see the name of the document being loaded? Tue, 09 Aug, 21:51
Harsh J Re: Status: FAILED Error: null, What's this problem? Thu, 11 Aug, 11:40
Harsh J Re: Under-replication warnings for Distributed Cache? Tue, 16 Aug, 05:15
Harsh J Re: reconfigure number of map/reduce slots per machine without restart Tue, 16 Aug, 05:25
Harsh J Re: MultipleOutputs is not working properly when dfs.block.size is changed Thu, 18 Aug, 10:09
Harsh J Re: Extending ArrayWritable, Using Combiner and Spill Failed error Fri, 19 Aug, 04:32
Harsh J Re: SequenceFileInputFormat doesn't return whole records Fri, 19 Aug, 14:15
Harsh J Re: Task JVM reuse Tue, 23 Aug, 06:34
Harsh J Re: No of reduce tasks per heartbeat Wed, 24 Aug, 13:49
Iman E Performance of mappers Fri, 05 Aug, 18:02
Iman E Re: Performance of mappers Fri, 05 Aug, 19:31
Iman E Re: Performance of mappers Fri, 05 Aug, 20:34
Jian Fang Multiple input formats and multiple output formats in Hadoop 0.20.2 Wed, 10 Aug, 16:08
Jian Fang Re: Multiple input formats and multiple output formats in Hadoop 0.20.2 Wed, 10 Aug, 16:26
Joey Echeverria Re: How does Hadoop reuse the objects? Wed, 03 Aug, 11:19
Joey Echeverria Re: How does Hadoop reuse the objects? Thu, 04 Aug, 21:16
Joey Echeverria Re: unique PATH environment variable for Mapper class Mon, 08 Aug, 21:14
Joey Echeverria Re: Wonky reduce progress Fri, 19 Aug, 15:05
John Armstrong Re: Extending ArrayWritable, Using Combiner and Spill Failed error Thu, 18 Aug, 20:51
Jonathan Coveney Can you see the name of the document being loaded? Tue, 09 Aug, 21:11
Jonathan Coveney Re: Can you see the name of the document being loaded? Wed, 10 Aug, 00:25
Kadu canGica Eduardo Excuting a shell script inside the HDFS Mon, 15 Aug, 21:51
Kai Ju Liu Configuring Hadoop daemon heap sizes Mon, 01 Aug, 18:11
Kai Ju Liu Re: Configuring Hadoop daemon heap sizes Tue, 02 Aug, 04:38
Kai Ju Liu Re: High load, low CPU on hard-to-reach instances Tue, 02 Aug, 04:41
Kai Ju Liu Re: MapReduce jobs hanging or failing near completion Tue, 02 Aug, 04:47
Kai Ju Liu Re: MapReduce jobs hanging or failing near completion Tue, 02 Aug, 17:18
Kai Ju Liu Re: MapReduce jobs hanging or failing near completion Wed, 03 Aug, 17:30
Kai Ju Liu Re: MapReduce jobs hanging or failing near completion Wed, 03 Aug, 19:44
Keren Ouaknine error while running gridmix2 Mon, 15 Aug, 13:48
Lance Norskog Re: Extending ArrayWritable, Using Combiner and Spill Failed error Fri, 19 Aug, 05:03
Lior Schachter M/R vs hbase problem in production Sun, 14 Aug, 16:32
Lior Schachter Re: M/R vs hbase problem in production Sun, 14 Aug, 16:36
M S Vishwanath Bhat Need Help with HBase Thu, 11 Aug, 19:00
M S Vishwanath Bhat Re: Need Help with HBase Tue, 16 Aug, 07:28
MONTMORY Alain RE: From a newbie: Questions and will MapReduce fit our needs Fri, 26 Aug, 14:43
MONTMORY Alain RE: From a newbie: Questions and will MapReduce fit our needs Mon, 29 Aug, 18:12
Mayuresh Re: Can I use the cores of each CPU to be the datanodes instead of CPU? Tue, 09 Aug, 04:11
Milind.Bhandar...@emc.com Re: How does Hadoop reuse the objects? Thu, 04 Aug, 19:35
Milind.Bhandar...@emc.com Re: Reducer Run on Which Machine? Fri, 05 Aug, 19:14
Milind.Bhandar...@emc.com Re: Performance of mappers Fri, 05 Aug, 19:47
Milind.Bhandar...@emc.com Re: Performance of mappers Fri, 05 Aug, 20:41
Mostafa Gaber Re: Re: Status: FAILED Error: null, What's this problem? Thu, 11 Aug, 14:09
Niels Basjes Re: Excuting a shell script inside the HDFS Tue, 16 Aug, 19:00
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