seams no datanode is coming~~no block is reported, so hdfs is in safemode check if datanode is up, and network between namenode and datanode is fine~~
2009/10/13 yibo820217 <[email protected]> > > hi,recently,i got some problem. > at first,I start the hadoop > #bin/start-all.sh > then,I mount hdfs to local > #fuse_dfs_wrapper.sh dfs://cent52ip32:9000/ /dfs-test/ > In /dfs-test,I do some work,like touch,mkdir,rm > then I look the logs > #cat hadoop-root-namenode-cent52ip32.log > > 2009-10-13 22:12:29,733 INFO > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.audit: > > ugi=root,root,bin,daemon,sys,adm,disk,wheel ip=/127.0.0.1 > cmd=listStatus src=/tmp/hadoop-root/mapred/system > > dst=null perm=null > 2009-10-13 22:12:29,736 INFO org.apache.hadoop.ipc.Server: IPC Server > handler 5 on 9000, call delete(/tmp/hadoop- > > root/mapred/system, true) from 127.0.0.1:37371: error: > org.apache.hadoop.hdfs.server.namenode.SafeModeException: > > Cannot delete /tmp/hadoop-root/mapred/system. Name node is in safe mode. > The ratio of reported blocks 0.0000 has not reached the threshold 0.9990. > Safe mode will be turned off > automatically. > org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot delete > /tmp/hadoop-root/mapred/system. Name node is > > in safe mode. > The ratio of reported blocks 0.0000 has not reached the threshold 0.9990. > Safe mode will be turned off > > automatically. > at > > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.deleteInternal(FSNamesystem.java:1696) > at > > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.delete(FSNamesystem.java:1676) > at > org.apache.hadoop.hdfs.server.namenode.NameNode.delete(NameNode.java:517) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) > at > > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:508) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:959) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:955) > at java.security.AccessController.doPrivileged(Native Method) > at javax.security.auth.Subject.doAs(Subject.java:396) > at org.apache.hadoop.ipc.Server$Handler.run(Server.java:953) > > > I don't know the reason,please help me. > thanks very much. > -- > View this message in context: > http://www.nabble.com/fuse%3AThe-ratio-of-reported-blocks-0.0000-has-not-reached-the-threshold-0.9990-tp25868687p25868687.html > Sent from the Hadoop core-user mailing list archive at Nabble.com. > >
