I met same problem these days. I'm not very sure the error log is exactly same, but I do have the same exception
org.apache.hadoop.hbase.client.RetriesExhaustedWithDetailsException: Failed 1 action: NotServingRegionException: 1 time, servers with issues: smartdeals-hbase8-snc1.snc1:60020, and the table is also neither enabled nor disabled, thus I can't drop it. I guess the problem is the total store size. How many region server do you have? Since you set the max file size to 2G, you can only store 2XN G data into a single CF. (N is the number of your region servers) You might want to increase the max file size or region servers. On Thu, Nov 1, 2012 at 3:29 PM, Ameya Kantikar <[email protected]> wrote: > One more thing, the Hbase table in question is neither enabled, nor > disabled: > > hbase(main):006:0> is_disabled 'userTable1' > false > > 0 row(s) in 0.0040 seconds > > hbase(main):007:0> is_enabled 'userTable1' > false > > 0 row(s) in 0.0040 seconds > > Ameya > > On Thu, Nov 1, 2012 at 12:02 AM, Ameya Kantikar <[email protected]> wrote: > >> Hi, >> >> I am trying to load lot of data (around 1.5 TB) into a single Hbase table. >> I have setup region size at 2 GB. I also >> set hbase.regionserver.handler.count at 30. >> >> When I start loading data via MR, after a while, tasks start failing with >> following error: >> >> org.apache.hadoop.hbase.client.RetriesExhaustedWithDetailsException: Failed >> 1 action: NotServingRegionException: 1 time, servers with issues: >> smartdeals-hbase8-snc1.snc1:60020, >> at >> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.processBatchCallback(HConnectionManager.java:1641) >> at >> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.processBatch(HConnectionManager.java:1409) >> at org.apache.hadoop.hbase.client.HTable.flushCommits(HTable.java:943) >> at org.apache.hadoop.hbase.client.HTable.doPut(HTable.java:820) >> at org.apache.hadoop.hbase.client.HTable.put(HTable.java:795) >> at >> com..mr.hbase.LoadUserCacheInHbase$TokenizerMapper.map(LoadUserCacheInHbase.java:83) >> at >> com..mr.hbase.LoadUserCacheInHbase$TokenizerMapper.map(LoadUserCacheInHbase.java:33) >> at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:140) >> at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:645) >> at org.apache.hadoop.mapred.MapTask.run(MapTask.j >> >> On the hbase8 machine I see following in logs: >> >> ERROR org.apache.hadoop.hbase.regionserver.wal.HLog: Error while syncing, >> requesting close of hlog >> java.io.IOException: Reflection >> at >> org.apache.hadoop.hbase.regionserver.wal.SequenceFileLogWriter.sync(SequenceFileLogWriter.java:230) >> at >> org.apache.hadoop.hbase.regionserver.wal.HLog.syncer(HLog.java:1109) >> at org.apache.hadoop.hbase.regionserver.wal.HLog.sync(HLog.java:1213) >> at >> org.apache.hadoop.hbase.regionserver.wal.HLog$LogSyncer.run(HLog.java:1071) >> at java.lang.Thread.run(Thread.java:662) >> Caused by: java.lang.reflect.InvocationTargetException >> at sun.reflect.GeneratedMethodAccessor11.invoke(Unknown Source) >> at >> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) >> at java.lang.reflect.Method.invoke(Method.java:597) >> at >> org.apache.hadoop.hbase.regionserver.wal.SequenceFileLogWriter.sync(SequenceFileLogWriter.java:228) >> ... 4 more >> >> >> I only have 15 map tasks each on a 10 machine cluster (total 150 map tasks >> entering data into Hbase table). >> >> Further, I see 2-3 regions perpetually under "Regions in Transitions" in >> Hbase master web console as follows: >> >> 8dcb3edee4e43faa3dbeac2db4f12274userTable1,[email protected],1351728961461.8dcb3edee4e43faa3dbeac2db4f12274. >> state=PENDING_OPEN, ts=Thu Nov 01 06:39:57 UTC 2012 (409s ago), >> server=smartdeals-hbase1-snc1.snc1,60020,1351751785514 >> >> >> bb91fd0c855e60dd4159e0ad3fd52cdauserTable1,[email protected],1351728968936.bb91fd0c855e60dd4159e0ad3fd52cda. >> state=PENDING_OPEN, ts=Thu Nov 01 06:42:17 UTC 2012 (269s ago), >> server=smartdeals-hbase3-snc1.snc1,60020,1351747466016 >> bd44334a11464baf85013c97d673e600userTable1,[email protected],1351728952308.bd44334a11464baf85013c97d673e600. >> state=PENDING_OPEN, ts=Thu Nov 01 06:42:17 UTC 2012 (269s ago), >> server=smartdeals-hbase1-snc1.snc1,60020,1351751785514 >> ed1f7e7908fc232f10d78dd1e796a5d7userTable1,[email protected],1351728971232.ed1f7e7908fc232f10d78dd1e796a5d7. >> state=PENDING_OPEN, ts=Thu Nov 01 06:37:37 UTC 2012 (549s ago), >> server=smartdeals-hbase3-snc1.snc1,60020,1351747466016 >> >> >> Note these are not going away even after 30 minutes. >> >> Further after running >> >> hbase hbck -summary I get following: >> >> Summary: >> -ROOT- is okay. >> Number of regions: 1 >> Deployed on: smartdeals-hbase7-snc1.snc1,60020,1351747458782 >> .META. is okay. >> Number of regions: 1 >> Deployed on: smartdeals-hbase7-snc1.snc1,60020,1351747458782 >> test1 is okay. >> Number of regions: 1 >> Deployed on: smartdeals-hbase2-snc1.snc1,60020,1351747457308 >> userTable1 is okay. >> Number of regions: 32 >> Deployed on: smartdeals-hbase10-snc1.snc1,60020,1351747456776 >> smartdeals-hbase2-snc1.snc1,60020,1351747457308 >> smartdeals-hbase4-snc1.snc1,60020,1351747455571 >> smartdeals-hbase5-snc1.snc1,60020,1351747458579 >> smartdeals-hbase6-snc1.snc1,60020,1351747458186 >> smartdeals-hbase7-snc1.snc1,60020,1351747458782 >> smartdeals-hbase8-snc1.snc1,60020,1351747459112 >> smartdeals-hbase9-snc1.snc1,60020,1351747455106 >> 24 inconsistencies detected. >> Status: INCONSISTENT >> >> In master logs I am seeing following error: >> >> ERROR org.apache.hadoop.hbase.master.AssignmentManager: Failed assignment >> in: smartdeals-hbase3-snc1.snc1,60020,1351747466016 due to >> org.apache.hadoop.hbase.regionserver.RegionAlreadyInTransitionException: >> Received:OPEN for the >> region:userTable1,[email protected],1351728968936.bb91fd0c855e60dd4159e0ad3fd52cda. >> ,which we are already trying to OPEN. >> at >> org.apache.hadoop.hbase.regionserver.HRegionServer.checkIfRegionInTransition(HRegionServer.java:2499) >> at >> org.apache.hadoop.hbase.regionserver.HRegionServer.openRegion(HRegionServer.java:2457) >> at sun.reflect.GeneratedMethodAccessor24.invoke(Unknown Source) >> at >> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) >> at java.lang.reflect.Method.invoke(Method.java:597) at >> org.apache.hadoop.hbase.ipc.WritableRpcEngine$Server.call(WritableRpcEngine.java:364) >> at >> org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1336) >> >> >> Am I missing something? How do I recover from this? How do I load lot of >> data via MR into Hbase Tables? >> >> >> I am running under following setup: >> >> hadoop:2.0.0-cdh4.0.1 >> >> hbase: 0.92.1-cdh4.0.1, r >> >> >> Would greatly appreciate any help. >> >> >> Ameya >> >> >> >> -- Regards, Cheng Su
