Hadoop/hbase クラスターで Snappy をセットアップしているときに、次の問題が発生します。libnappy.so と libhadoop.so の両方を $HBASE_HOME_DIR/lib/native/Linux-amd64-64 にコピーしました。ここで何がうまくいかないのか..
Exception in thread "main" java.lang.UnsatisfiedLinkError: org.apache.hadoop.io.compress.snappy.SnappyCompressor.compressBytesDirect()I
at org.apache.hadoop.io.compress.snappy.SnappyCompressor.compressBytesDirect(Native Method)
at org.apache.hadoop.io.compress.snappy.SnappyCompressor.compress(SnappyCompressor.java:229)
at org.apache.hadoop.io.compress.BlockCompressorStream.compress(BlockCompressorStream.java:141)
at org.apache.hadoop.io.compress.BlockCompressorStream.finish(BlockCompressorStream.java:135)
at org.apache.hadoop.hbase.io.hfile.HFileBlock$Writer.version20compression(HFileBlock.java:878)
at org.apache.hadoop.hbase.io.hfile.HFileBlock$Writer.doCompressionAndChecksumming(HFileBlock.java:858)
at org.apache.hadoop.hbase.io.hfile.HFileBlock$Writer.finishBlock(HFileBlock.java:845)
at org.apache.hadoop.hbase.io.hfile.HFileBlock$Writer.ensureBlockReady(HFileBlock.java:823)
at org.apache.hadoop.hbase.io.hfile.HFileBlock$Writer.writeHeaderAndData(HFileBlock.java:1060)
at org.apache.hadoop.hbase.io.hfile.HFileBlock$Writer.writeHeaderAndData(HFileBlock.java:1047)
at org.apache.hadoop.hbase.io.hfile.HFileWriterV2.finishBlock(HFileWriterV2.java:191)
at org.apache.hadoop.hbase.io.hfile.HFileWriterV2.close(HFileWriterV2.java:372)
at org.apache.hadoop.hbase.util.CompressionTest.doSmokeTest(CompressionTest.java:114)
at org.apache.hadoop.hbase.util.CompressionTest.main(CompressionTest.java:138)
13/07/30 17:16:10 ERROR hdfs.DFSClient: Exception closing file /hbase/to/test.txt : org.apache.hadoop.ipc.RemoteException: org.apache.hadoop.hdfs.server.namenode.LeaseExpiredException: No lease on /hbase/to/test.txt File does not exist. Holder DFSClient_931166160 does not have any open files
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkLease(FSNamesystem.java:1999)
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkLease(FSNamesystem.java:1990)
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.completeFileInternal(FSNamesystem.java:2045)
at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.completeFile(FSNamesystem.java:2033)
at org.apache.hadoop.hdfs.server.namenode.NameNode.complete(NameNode.java:805)
at sun.reflect.GeneratedMethodAccessor15.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:587)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1432)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1428)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:396)
at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1190)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1426)