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37 discussions - 220 posts

  • Even with the work on hadoop-0.22 (trunk) starting in earnest it is fairly obvious, given our past history, that it will take a while for us to get it stable and deployable - for e.g. it took us ...
    Arun C MurthyArun C Murthy
    Aug 24, 2010 at 12:28 am
    Jan 27, 2011 at 4:12 am
  • Per the discussion thread: http://s.apache.org/XkY Should HDFS and MapReduce committers lists be combined and all subsequent committers on either of these two projects be granted karma in the other? ...
    Chris DouglasChris Douglas
    Aug 17, 2010 at 10:16 am
    Aug 21, 2010 at 3:42 pm
  • Hadoop developers tend to specialize in either HDFS or MapReduce, but given that: 0) Granting karma to Common is routine for a committer in either space; there are no Common-only committers 1) The ...
    Chris DouglasChris Douglas
    Aug 6, 2010 at 9:03 pm
    Aug 16, 2010 at 2:28 pm
  • I propose that Pig become a top level Apache project. The Pig development community has already voted on and approved this proposal. In summary, the community voted that all current active committers ...
    Alan GatesAlan Gates
    Aug 23, 2010 at 5:39 pm
    Sep 1, 2010 at 12:05 am
  • Since the project split, it is mostly required that any MapReduce or HDFS committers have access to change Common. We haven't had any cases where we wanted to nominate any one for just Common. Toward ...
    Owen O'MalleyOwen O'Malley
    Aug 16, 2010 at 9:39 pm
    Aug 23, 2010 at 9:41 pm
  • Hi! I am a total beginner, but I am very interested in hadoop. I've already downloaded hadoop 0.19.2 and run on Ubuntu in single-node mode. Now I want to do two things: 1. Explore how hadoop works ...
    Rita LiuRita Liu
    Aug 15, 2010 at 3:37 am
    Aug 17, 2010 at 10:45 pm
  • The Hive development community voted and passed the following resolution. The details of the vote is at http://www.bit.ly/aJogyU The PMC will comprise of the current committers on Hive (as of ...
    Ashish ThusooAshish Thusoo
    Aug 26, 2010 at 8:03 pm
    Aug 30, 2010 at 10:30 pm
  • I'd like to get started testing 0.22. I plan to start making mini-branches for QA. These branches will be snapshots that QA can use for testing with an expected lifetime of two weeks each. Only bug ...
    Owen O'MalleyOwen O'Malley
    Aug 23, 2010 at 10:19 pm
    Aug 25, 2010 at 5:01 pm
  • Hi, I wanted to know why I see running Child processes on my datanodes even though there is no job running at that time. Are these left over from failed attempts? Is there anything I can do to keep ...
    C JC J
    Aug 25, 2010 at 7:21 pm
    Aug 27, 2010 at 4:57 am
  • Hi, just out of curiosity: Is there any particular reason, why Hadoop projects or ZooKeeper do not use apache commons configuration[1]? I'm just evaluating it for an internal project. Would you ...
    Thomas KochThomas Koch
    Aug 24, 2010 at 9:45 am
    Sep 2, 2010 at 7:03 pm
  • Hi, I want to deploy my map reduce job jar on the Hadoop cluster. I've always done that by doing the following - 1. Copying the job jar to all datanodes 2. Having the job jar on the hadoop classpath ...
    Deepika KheraDeepika Khera
    Aug 29, 2010 at 12:38 am
    Sep 1, 2010 at 2:17 am
  • Hi, Anyone knows if Hadoop is involved? And if so what is the configuration for such cluster? http://ucsdnews.ucsd.edu/newsrel/science/07-27DataWorld.asp Thank you, Maxim.
    Maxim VekslerMaxim Veksler
    Aug 2, 2010 at 4:53 pm
    Aug 5, 2010 at 10:29 pm
  • Hi , I am using hadoop version : 0.20.2 . I am getting this error message. WARNING : There are about 1 missing blocks. Please check the log or run fsck. What to do? Is there any problem in the ...
    Vaibhav negiVaibhav negi
    Aug 26, 2010 at 12:57 pm
    Aug 27, 2010 at 6:47 am
  • Hi - What's the best way to list and query information on Hadoop job histories? For example, I'd like to see the job names from the past week against a Hadoop cluster I'm using. I don't see an API ...
    Scott WhitecrossScott Whitecross
    Aug 11, 2010 at 4:56 pm
    Aug 17, 2010 at 4:30 am
  • Hi everyone, Does anybody know if Hadoop can take scheduling decisions using nodes positions within network topology ? Or if there is any work being done on this? Thanks in advanced. Renato M.
    Renato Marroquín MogrovejoRenato Marroquín Mogrovejo
    Aug 7, 2010 at 6:41 pm
    Aug 13, 2010 at 10:18 pm
  • Hi, guys, I am using hadoop 0.20.2, and I am trying to run the "SecondarySort" exmaple. The following is the "FirstGroupingComparator" class, and I just cannot figure out how ...
    DennisDennis
    Aug 10, 2010 at 8:01 am
    Aug 11, 2010 at 5:13 pm
  • Hi , I am running hadoop 0.20.2 . with 2 node cluster. I executed script stop-all.sh . But still 2 line logs are getting created every hour in log directory of name node log directory. How to ...
    Vaibhav negiVaibhav negi
    Aug 30, 2010 at 6:52 am
    Aug 30, 2010 at 9:54 am
  • The Hive subproject has voted to become a TLP http://bit.ly/9nb4nN Does the Hadoop community have any questions or concerns on this? I will be calling a more formal vote after this discussion. The ...
    Ashish ThusooAshish Thusoo
    Aug 21, 2010 at 12:07 am
    Aug 24, 2010 at 9:04 pm
  • I have a log4jconfig.xml file that is loaded in my hadoop job code as: DOMConfigurator.configure("log4jconfig.xml"); How should I pass this file to the job (and its mapper and reducer)? I have tried ...
    Sanjay X. JainSanjay X. Jain
    Aug 11, 2010 at 8:57 pm
    Aug 12, 2010 at 11:43 am
  • Hi http://people.apache.org/~tomwhite/hadoop-0.21.0-candidate-0/ Do we have any more candidate release after this. Thanking You Regards Rohan The information contained in this communication is ...
    Rohan RaiRohan Rai
    Aug 9, 2010 at 12:41 pm
    Aug 10, 2010 at 5:26 am
  • Hi guys, how u doing? I am learning how to use hadoop and I got this problem: I set up a cluster with 5 nodes( 4 datanode n 1 namenode) and I used the same configuration for jobtracker n tasktracker. ...
    Marcos PintoMarcos Pinto
    Aug 5, 2010 at 12:57 pm
    Aug 5, 2010 at 2:28 pm
  • Hi, all, I am trying to install "Pseudo-Distributed" "hadoop 0.20.2" on my Ubuntu 9.10. When I tried to "bin/hadoop namenode -format", it told me "STARTUP_MSG: host = cloud/192.168.0.199", while my ...
    DennisDennis
    Aug 3, 2010 at 7:35 am
    Aug 3, 2010 at 7:48 am
  • Hi, We have a new hudson master hudson.apache.org and hudson.zones.apache.org is retired. This means that we need to port all our patch test admin jobs for hadoop(common,hdfs,mapred), pig and ...
    Giridharan KesavanGiridharan Kesavan
    Aug 24, 2010 at 11:40 pm
    Aug 31, 2010 at 11:42 pm
  • Hello guys, Over at http://search-hadoop.com we index Hadoop sub-project's mailing lists, wiki, web site, source code, javadoc, jira... Including general MLs for Hadoop TLP. Would the community be ...
    Alex BaranauAlex Baranau
    Aug 25, 2010 at 5:02 pm
    Aug 25, 2010 at 6:24 pm
  • Hi everyone, I am pleased to announce that Apache Hadoop 0.21.0 is available for download from http://hadoop.apache.org/common/releases.html. Over 1300 issues have been addressed since 0.20.2; you ...
    Tom WhiteTom White
    Aug 24, 2010 at 7:19 pm
    Aug 25, 2010 at 3:37 am
  • Hi, there, There is a "Sort" example in hadoop-0.20.2 release. Can someone give an example of the "SequenceFile" example? Thanks, Dennis
    DennisDennis
    Aug 14, 2010 at 8:26 am
    Aug 14, 2010 at 10:18 am
  • Hi all, Is it possible to configure Hadoop to use other file system or database rather than HDFS? Thanks! regards, W. -- ~_~
    Wenhao XuWenhao Xu
    Aug 5, 2010 at 3:58 am
    Aug 5, 2010 at 4:11 am
  • Early Bird Registration for Surge Scalability Conference 2010 ends next Tuesday, August 31. We have a killer lineup of speakers and architects from across the Internet. Listen to experts talk about ...
    Jason DixonJason Dixon
    Aug 27, 2010 at 7:32 pm
    Aug 27, 2010 at 7:32 pm
  • Hi All, The Quick Start page http://hadoop.apache.org/common/docs/current/quickstart.html contains a suggestion on how to ssh to localhost w/o a passphrase Now check that you can ssh to the localhost ...
    Oleg V. ZhylinOleg V. Zhylin
    Aug 25, 2010 at 7:16 am
    Aug 25, 2010 at 7:16 am
  • Hi, I added a server to my pseudo distributed cluster. But still web viewer shows only 1 live node and disk space is still same. I am getting this message :- WARNING : There are about 18 missing ...
    Vaibhav negiVaibhav negi
    Aug 19, 2010 at 1:41 pm
    Aug 19, 2010 at 1:41 pm
  • Hello, the evening after FrOSCon - that is on August 22nd 2010 at 7:30p.m. CEST - a combined "FSFE Fellowship meetup/ Apache dinner*" takes place in Tigges in Düsseldorf (Brunnenstraße 1, at Bilker ...
    Isabel DrostIsabel Drost
    Aug 17, 2010 at 7:08 pm
    Aug 17, 2010 at 7:08 pm
  • Hi everyone, All mailing lists, chukwa-dev@, chukwa-user@ and chukwa-commits@hadoop.apache.org will be moved over to ...@incubator.apache.org, over the next days. As a subscriber, there is nothing ...
    Bernd FondermannBernd Fondermann
    Aug 17, 2010 at 6:24 pm
    Aug 17, 2010 at 6:24 pm
  • Hi all, I'm quite new to Hadoop and discover all the possibilities. I read about the Heart proposal[1] and it sounds really promising. But it looks a little bit outdated. The link to the subversion ...
    Bjoern SchiessleBjoern Schiessle
    Aug 17, 2010 at 10:27 am
    Aug 17, 2010 at 10:27 am
  • Hi, guys, I am using hadoop 0.20.2, and I am trying to run the "SecondarySort" exmaple. The following is the "FirstGroupingComparator" class, and I just cannot figure out how ...
    DennisDennis
    Aug 10, 2010 at 12:49 pm
    Aug 10, 2010 at 12:49 pm
  • The HBase Team would like to announce the availability of the second in our 'developer release' series, hbase-0.89.20100726. Source binary and source tar balls are available here: ...
    StackStack
    Aug 9, 2010 at 8:53 pm
    Aug 9, 2010 at 8:53 pm
  • Hi, Is there nay reference about how we can deploy hadoop daemons web applications? Thanks.
    Sarah khoSarah kho
    Aug 3, 2010 at 11:38 am
    Aug 3, 2010 at 11:38 am
  • Registration for Surge Scalability Conference 2010 is open for all attendees! We have an awesome lineup of leaders from across the various communities that support highly scalable architectures, as ...
    Jason DixonJason Dixon
    Aug 2, 2010 at 4:03 pm
    Aug 2, 2010 at 4:03 pm
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73 users for August 2010

Arun C Murthy: 16 posts Tom White: 12 posts Chris Douglas: 11 posts Owen O'Malley: 11 posts Dennis: 8 posts Doug Cutting: 8 posts Steve Loughran: 8 posts Nigel Daley: 7 posts Stack: 7 posts Rita Liu: 6 posts Ted Yu: 6 posts Vaibhav negi: 6 posts Hemanth Yamijala: 5 posts Ashish Thusoo: 4 posts C J: 4 posts Harsh J: 4 posts Konstantin Boudnik: 4 posts Konstantin Shvachko: 4 posts Vinod KV: 4 posts Alan Gates: 3 posts
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