My old hdfs data directory location - /apps/hbase/data My new hdfs data directory location - /apps/hbase/data2 Hbase table Name - CUTOFF2 create 'CUTOFF2', {NAME => '1'} I am doing following steps to recover data. But not working. Please tell me where I am wrong- hadoop fs -ls /apps/hbase/data/data/default/CUTOFF2/4c8d68c329cdb6d73d4094fd64e5e37d/1/d321dfcd3b1245d2b5cc2ec1aab3a9f2 hadoop fs -ls /apps/hbase/data2/data/default/CUTOFF2/8f1aff44991e1a08c6a6bbf9c2546cf6/1 put 'CUTOFF2' , 'samplerow', '1:1' , 'sampledata' count 'CUTOFF2' su - hbase hadoop fs -cp /apps/hbase/data/data/default/CUTOFF2/4c8d68c329cdb6d73d4094fd64e5e37d/1/d321dfcd3b1245d2b5cc2ec1aab3a9f2 /apps/hbase/data2/data/default/CUTOFF2/8f1aff44991e1a08c6a6bbf9c2546cf6/1 major_compact 'CUTOFF2' Please correct my steps so recovery works. ... View more

Unable to scan hbase table. getting following error- how to recover table. scan 'CUTOFF8'- ERROR: org.apache.hadoop.hbase.NotServingRegionException: Region CUTOFF8,,1465897349742.2077c5dfbfb97d67f09120e4b9cdc15a. is not online on data1.corp.mirrorplus.com,16020,1470665536454 at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegionByEncodedName(HRegionServer.java:2898) at org.apache.hadoop.hbase.regionserver.RSRpcServices.getRegion(RSRpcServices.java:947) at org.apache.hadoop.hbase.regionserver.RSRpcServices.scan(RSRpcServices.java:2235) at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$2.callBlockingMethod(ClientProtos.java:32205) at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2114) at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:101) at org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:130) at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:107) at java.lang.Thread.run(Thread.java:745) hbase master log- 2016-08-08 09:04:45,112 WARN [master1.corp.mirrorplus.com,16000,1470404494921_ChoreService_1] hdfs.DFSClient: DFS chooseDataNode: got # 3 IOException, will wait for 12866.800703353128 msec. 2016-08-08 09:04:57,979 WARN [master1.corp.mirrorplus.com,16000,1470404494921_ChoreService_1] hdfs.DFSClient: Could not obtain block: BP-838165258-10.1.1.94-1459246457024:blk_1073781564_40751 file=/apps/hbase/data1/.hbase-snapshot/S3LINKS-AIM-SNAPSHOT-NEW/.snapshotinfo No live nodes contain current block Block locations: Dead nodes: . Throwing a BlockMissingException 2016-08-08 09:04:57,979 WARN [master1.corp.mirrorplus.com,16000,1470404494921_ChoreService_1] hdfs.DFSClient: Could not obtain block: BP-838165258-10.1.1.94-1459246457024:blk_1073781564_40751 file=/apps/hbase/data1/.hbase-snapshot/S3LINKS-AIM-SNAPSHOT-NEW/.snapshotinfo No live nodes contain current block Block locations: Dead nodes: . Throwing a BlockMissingException 2016-08-08 09:04:57,979 WARN [master1.corp.mirrorplus.com,16000,1470404494921_ChoreService_1] hdfs.DFSClient: DFS Read org.apache.hadoop.hdfs.BlockMissingException: Could not obtain block: BP-838165258-10.1.1.94-1459246457024:blk_1073781564_40751 file=/apps/hbase/data1/.hbase-snapshot/S3LINKS-AIM-SNAPSHOT-NEW/.snapshotinfo at org.apache.hadoop.hdfs.DFSInputStream.chooseDataNode(DFSInputStream.java:945) at org.apache.hadoop.hdfs.DFSInputStream.blockSeekTo(DFSInputStream.java:604) at org.apache.hadoop.hdfs.DFSInputStream.readWithStrategy(DFSInputStream.java:844) at org.apache.hadoop.hdfs.DFSInputStream.read(DFSInputStream.java:896) at java.io.DataInputStream.read(DataInputStream.java:100) at com.google.protobuf.CodedInputStream.refillBuffer(CodedInputStream.java:737) at com.google.protobuf.CodedInputStream.isAtEnd(CodedInputStream.java:701) at com.google.protobuf.CodedInputStream.readTag(CodedInputStream.java:99) at org.apache.hadoop.hbase.protobuf.generated.HBaseProtos$SnapshotDescription.<init>(HBaseProtos.java:10616) at org.apache.hadoop.hbase.protobuf.generated.HBaseProtos$SnapshotDescription.<init>(HBaseProtos.java:10580) at org.apache.hadoop.hbase.protobuf.generated.HBaseProtos$SnapshotDescription$1.parsePartialFrom(HBaseProtos.java:10694) at org.apache.hadoop.hbase.protobuf.generated.HBaseProtos$SnapshotDescription$1.parsePartialFrom(HBaseProtos.java:10689) at com.google.protobuf.AbstractParser.parsePartialFrom(AbstractParser.java:200) at com.google.protobuf.AbstractParser.parseFrom(AbstractParser.java:217) at com.google.protobuf.AbstractParser.parseFrom(AbstractParser.java:223) at com.google.protobuf.AbstractParser.parseFrom(AbstractParser.java:49) at org.apache.hadoop.hbase.protobuf.generated.HBaseProtos$SnapshotDescription.parseFrom(HBaseProtos.java:11177) at org.apache.hadoop.hbase.snapshot.SnapshotDescriptionUtils.readSnapshotInfo(SnapshotDescriptionUtils.java:307) at org.apache.hadoop.hbase.snapshot.SnapshotReferenceUtil.getHFileNames(SnapshotReferenceUtil.java:328) at org.apache.hadoop.hbase.master.snapshot.SnapshotHFileCleaner$1.filesUnderSnapshot(SnapshotHFileCleaner.java:85) at org.apache.hadoop.hbase.master.snapshot.SnapshotFileCache.refreshCache(SnapshotFileCache.java:281) at org.apache.hadoop.hbase.master.snapshot.SnapshotFileCache.getUnreferencedFiles(SnapshotFileCache.java:187) at org.apache.hadoop.hbase.master.snapshot.SnapshotHFileCleaner.getDeletableFiles(SnapshotHFileCleaner.java:62) at org.apache.hadoop.hbase.master.cleaner.CleanerChore.checkAndDeleteFiles(CleanerChore.java:233) at org.apache.hadoop.hbase.master.cleaner.CleanerChore.checkAndDeleteEntries(CleanerChore.java:157) at org.apache.hadoop.hbase.master.cleaner.CleanerChore.checkAndDeleteDirectory(CleanerChore.java:180) at org.apache.hadoop.hbase.master.cleaner.CleanerChore.checkAndDeleteEntries(CleanerChore.java:149) at org.apache.hadoop.hbase.master.cleaner.CleanerChore.checkAndDeleteDirectory(CleanerChore.java:180) at org.apache.hadoop.hbase.master.cleaner.CleanerChore.checkAndDeleteEntries(CleanerChore.java:149) at org.apache.hadoop.hbase.master.cleaner.CleanerChore.checkAndDeleteDirectory(CleanerChore.java:180) at org.apache.hadoop.hbase.master.cleaner.CleanerChore.checkAndDeleteEntries(CleanerChore.java:149) at org.apache.hadoop.hbase.master.cleaner.CleanerChore.checkAndDeleteDirectory(CleanerChore.java:180) at org.apache.hadoop.hbase.master.cleaner.CleanerChore.checkAndDeleteEntries(CleanerChore.java:149) at org.apache.hadoop.hbase.master.cleaner.CleanerChore.checkAndDeleteDirectory(CleanerChore.java:180) at org.apache.hadoop.hbase.master.cleaner.CleanerChore.checkAndDeleteEntries(CleanerChore.java:149) at org.apache.hadoop.hbase.master.cleaner.CleanerChore.chore(CleanerChore.java:124) at org.apache.hadoop.hbase.ScheduledChore.run(ScheduledChore.java:185) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) ... 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