Re: Lease does not exist exceptions

2012-09-20 Thread Igal Shilman
Hi, Do you mind taking a look at HBASE-6071 ? It was submitted as a result of this mail (back at May) http://mail-archives.apache.org/mod_mbox/hbase-user/201205.mbox/%3CCAFebPXBq9V9BVdzRTNr-MB3a1Lz78SZj6gvP6On0b%2Bajt9StAg%40mail.gmail.com%3E I've recently submitted logs that (I think) confirms

Re: bulk loading problem

2012-08-28 Thread Igal Shilman
at 8:08 PM, Igal Shilman ig...@wix.com wrote: Hi, You need to complete the bulk load. Check out http://hbase.apache.org/book/arch.bulk.load.html 9.8.2 Igal. On Tue, Aug 28, 2012 at 7:29 PM, Oleg Ruchovets oruchov...@gmail.com wrote: Hi , I am on process to write my first

Re: Null row key

2012-08-01 Thread Igal Shilman
Hi, If the row for your key, is not present then get() will return an empty Result (a result with no key values in it) you should call result.isEmpty() first. Igal. On Wed, Aug 1, 2012 at 3:20 AM, Mohit Anchlia mohitanch...@gmail.comwrote: Not sure how but I am getting one null row per 9

Re: Yet Another LeaseException :-(

2012-05-22 Thread Igal Shilman
logs. Cheers On Mon, May 21, 2012 at 7:34 AM, Igal Shilman ig...@wix.com wrote: Hi, We've noticed in our production cluster (0.90.4-cdh3u3) that from time to time some of our map tasks fail due to a LeaseException thrown while scanning. We have hbase.regionserver.lease.period

Re: Yet Another LeaseException :-(

2012-05-22 Thread Igal Shilman
Will do On May 22, 2012 11:48 PM, Ted Yu yuzhih...@gmail.com wrote: Makes sense. Do you mind opening a JIRA for adding debug log ? On Tue, May 22, 2012 at 1:42 PM, Igal Shilman ig...@wix.com wrote: Hi Ted, Thank you for your reply, I've followed your advice, and added a log message

Yet Another LeaseException :-(

2012-05-21 Thread Igal Shilman
Hi, We've noticed in our production cluster (0.90.4-cdh3u3) that from time to time some of our map tasks fail due to a LeaseException thrown while scanning. We have hbase.regionserver.lease.period, and hbase.rpc.timeout both set to 5 minutes. Whats strange about this, is the sequences of events

Re: Occasional regionserver crashes following socket errors writing to HDFS

2012-05-10 Thread Igal Shilman
Hi Eran, Do you have: dfs.datanode.socket.write.timeout set in hdfs-site.xml ? (We have set this to zero in our cluster, which means waiting as long as necessary for the write to complete) Igal. On Thu, May 10, 2012 at 11:17 AM, Eran Kutner e...@gigya.com wrote: Hi, We're seeing occasional

Re: Looking for a single row - HTable.get(Get) or Scan(Get)

2012-05-10 Thread Igal Shilman
I think that it is also worth mentioning, that Gets can be much more I/O efficient then Scans if you have bloom filters enabled. On Thu, May 10, 2012 at 12:29 AM, Doug Meil doug.m...@explorysmedical.comwrote: Also, there is multi-Get support as of 0.90.x to further optimize the RPC calls if

Re: Hbase custom filter

2012-05-02 Thread Igal Shilman
You have accidentally used ; as a path separator, you should use: : (without the quotes) try this: export HBASE_CLASSPATH=/cldo/hadoop/conf*:*/cldo/customfilter.jar On Wed, May 2, 2012 at 2:45 PM, yonghu yongyong...@gmail.com wrote: It means that java run time can't find

Re: RegionServer silently stops (only issue: CMS-concurrent-mark ~80sec)

2012-05-01 Thread Igal Shilman
Hi Alex, just to rule out, oom killer, Try this: http://stackoverflow.com/questions/624857/finding-which-process-was-killed-by-linux-oom-killer On Mon, Apr 30, 2012 at 10:48 PM, Alex Baranau alex.barano...@gmail.comwrote: Hello, During recent weeks I constantly see some RSs *silently* dying

Re: RegionServer silently stops (only issue: CMS-concurrent-mark ~80sec)

2012-05-01 Thread Igal Shilman
that hbase is launched with -XX:OnOutOfMemoryError=kill -9 %p. N. On Tue, May 1, 2012 at 10:41 AM, Igal Shilman ig...@wix.com wrote: Hi Alex, just to rule out, oom killer, Try this: http://stackoverflow.com/questions/624857/finding-which-process-was-killed-by-linux