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Re: Question about log files - Hadoop - [mail # user]
...This depends on your OS.When you "delete" a file on Linux, you merely unlink the entry from the directory.The file does not actually get deleted until until the last reference (open handle) ...
   Author: Joep Rottinghuis, 2015-04-06, 17:40
[expand - 1 more] - Re: NN Memory Jumps every 1 1/2 hours - Hadoop - [mail # user]
...Do you have audit logs from before and after to compare? Are there some surprising access patterns you can discern?  Joep  Sent from my iPhone  On Dec 23, 2012, at 10:34 AM, E...
   Author: Joep Rottinghuis, 2012-12-23, 19:00
Re: [VOTE] introduce Python as build-time and run-time dependency for Hadoop and throughout Hadoop stack - Hadoop - [mail # dev]
...0, 0, -1 (non-binding)  Joep  On Nov 24, 2012, at 12:13 PM, Matt Foley  wrote:  ...
   Author: Joep Rottinghuis, 2012-12-01, 20:28
[expand - 1 more] - Re: hbase puts in map tasks don't seem to run in parallel - Hadoop - [mail # user]
...This is probably more of an [EMAIL PROTECTED] topic than common-user.  To answer your question, you will want to pre-split the table like so: http: //hbase.apache.org/book/perf.writing....
   Author: Joep Rottinghuis, 2012-06-04, 00:26
[HADOOP-7381] FindBugs OutOfMemoryError - Hadoop - [issue]
...When running the findbugs target from Jenkins, I get an OutOfMemory error.The "effort" in FindBugs is set to Max which ends up using a lot of memory to go through all the classes. The jvmarg...
http://issues.apache.org/jira/browse/HADOOP-7381    Author: Joep Rottinghuis, 2012-05-16, 20:45
Re: [VOTE] Rename hadoop branches post hadoop-1.x - Hadoop - [mail # general]
...1,2,3,4,5 (non binding)  Promoting 21 and 23 as major releases is great, but what's the point of leav ing no space for 22 as a possible major release?  Joep  On Mar 19, 2012, ...
   Author: Joep Rottinghuis, 2012-03-21, 04:01
Re: how is userlogs supposed to be cleaned up? - Hadoop - [mail # user]
...Aside from cleanup, it seems like you are running into max number of subdire ctories per directory on ext3.  Joep  Sent from my iPhone  On Mar 6, 2012, at 10:22 AM, Chris Curt...
   Author: Joep Rottinghuis, 2012-03-07, 07:12
Re: 1gig or 10gig network for cluster? - Hadoop - [mail # user]
...One or two 1gig nics on a 10g backbone sound reasonable with "only" 4 1T dri ves. 12*2T disks per node are getting more common and do not all have 10gig n etwork cards, even on 600+ node clu...
   Author: Joep Rottinghuis, 2011-12-23, 19:36
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB