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From Marco Gallotta <ma...@gallotta.co.za>
Subject Re: Table listed in "list", but not in .META.
Date Fri, 10 Aug 2012 22:37:43 GMT
It's not a distributed cluster. I'm not processing enough data yet. So the reference to localhost
is correct. 

-- 
Marco Gallotta | Mountain View, California
Software Engineer, Infrastructure | Loki Studios
fb.me/marco.gallotta | twitter.com/marcog
marco@gallotta.co.za | +1 (650) 417-3313

Sent with Sparrow (http://www.sparrowmailapp.com/?sig)


On Friday 10 August 2012 at 3:30 PM, anil gupta wrote:

> Are you running a distributed cluster?
> If yes, do you have localhost in /etc/hosts file?
> 
> You are getting reference to localhost in hbck output:
> ERROR: Region { meta => null, hdfs =>
> hdfs://localhost:9000/hbase/test2/b0d4a5f294809c94fccb3d4ce10c3b23,
> deployed => } on HDFS, but not listed in META or deployed on any region
> server
> 
> ~Anil
> 
> On Fri, Aug 10, 2012 at 3:08 PM, Marco Gallotta <marco@gallotta.co.za (mailto:marco@gallotta.co.za)>wrote:
> 
> > Here's the output from hbck -details: http://pastebin.com/ZxVZEctY
> > 
> > Extract:
> > 
> > 6 inconsistencies detected.
> > Status: INCONSISTENT
> > 
> > 6 is the number of tables that appear in "list" but cannot be operated on
> > (which btw, includes not being able to run disable/drop on them - both ops
> > say table not found). I also just noticed "foo" does not occur in a table
> > list, although I did create it at one point but was able to clear it from
> > .META. when it also was reporting table not found when trying to
> > disable/drop it. All these come from when I ^C'ed (i.e. killed) table
> > creation when I was trying to get lzo compression working and table
> > creation was hanging.
> > 
> > Is there any way to repair this? I see hbck has repair options, but I want
> > to proceed with caution.
> > 
> > --
> > Marco Gallotta | Mountain View, California
> > Software Engineer, Infrastructure | Loki Studios
> > fb.me/marco.gallotta (http://fb.me/marco.gallotta) | twitter.com/marcog (http://twitter.com/marcog)
> > marco@gallotta.co.za (mailto:marco@gallotta.co.za) | +1 (650) 417-3313
> > 
> > Sent with Sparrow (http://www.sparrowmailapp.com/?sig)
> > 
> > 
> > On Friday 10 August 2012 at 2:49 PM, anil gupta wrote:
> > 
> > > Hi Marco,
> > > 
> > > Did anything disastrous happen to cluster?
> > > Can you try using hbck utility of HBase.
> > > Run: 'hbase hbck -help' to get all the available options.
> > > 
> > > ~Anil
> > > 
> > > On Fri, Aug 10, 2012 at 2:22 PM, Marco Gallotta <marco@gallotta.co.za (mailto:marco@gallotta.co.za)(mailto:
> > marco@gallotta.co.za (mailto:marco@gallotta.co.za))>wrote:
> > > 
> > > > Hi there
> > > > 
> > > > I have a few tables which show up in a "list" in the shell, but produce
> > > > "table not found" when performing any operation on them. There is no
> > > > reference of them in the .META. table. It seems to be resulting in
> > > > 
> > > 
> > > 
> > 
> > some of
> > > > the hbase services being killed every so often.
> > > > 
> > > > Here are some logs from master (foo is one of the tables not found):
> > > > 
> > > > 2012-08-09 20:40:44,301 FATAL org.apache.hadoop.hbase.master.HMaster:
> > > > Master server abort: loaded coprocessors are: []
> > > > 2012-08-09 20:40:44,301 FATAL org.apache.hadoop.hbase.master.HMaster:
> > > > Unexpected state : foo,,1343175078663.527bb34f4bb5e40dd42e82054d7c5485.
> > > > state=PENDING_OPEN, ts=1344570044277,
> > > > server=ip-10-170-150-10.us-west-1.compute.internal,60020,1344559455110
> > > > 
> > > 
> > 
> > ..
> > > > Cannot transit it to OFFLINE.
> > > > 
> > > > 
> > > > There are also a number of the following types of error logs:
> > > > 
> > > > 2012-08-09 20:10:04,308 ERROR
> > > > org.apache.hadoop.hbase.master.AssignmentManager: Failed assignment in:
> > > > ip-10-170-150-10.us-west-1.compute.internal,60020,1344559455110 due to
> > > > 
> > > 
> > 
> > org.apache.hadoop.hbase.regionserver.RegionAlreadyInTransitionException:
> > > > Received:OPEN for the
> > > > region:foo,,1343175078663.527bb34f4bb5e40dd42e82054d7c5485. ,which we
> > > > 
> > > 
> > 
> > are
> > > > already trying to OPEN.
> > > > 
> > > > Any ideas how to find and remove any references to these non-existent
> > > > tables?
> > > > 
> > > > --
> > > > Marco Gallotta | Mountain View, California
> > > > Software Engineer, Infrastructure | Loki Studios
> > > > fb.me/marco.gallotta (http://fb.me/marco.gallotta) |
> > > > 
> > > 
> > 
> > twitter.com/marcog (http://twitter.com/marcog)
> > > > marco@gallotta.co.za (mailto:marco@gallotta.co.za) | +1 (650) 417-3313
> > > > 
> > > > Sent with Sparrow (http://www.sparrowmailapp.com/?sig)
> > > 
> > > 
> > > --
> > > Thanks & Regards,
> > > Anil Gupta
> > > 
> > 
> > 
> 
> 
> 
> -- 
> Thanks & Regards,
> Anil Gupta
> 
> 



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