Hi,
I am also getting the following error. Please tell me whether this error is
related to the previous error which I asked an hour before or this is a
separate error...
[u...@cs-sy-249 hadoop]$ bin/hadoop dfs -copyFromLocal
/users/user/Desktop/test_data/
gutenberg
10/10/09 23:22:15 WARN hdfs.DFSClient: DataStreamer Exception:
org.apache.hadoop.ipc.RemoteException: java.io.IOException: File
/user/user/gutenberg/pg4300.txt could only be replicated to 0 nodes, instead
of 1
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:1310)
at
org.apache.hadoop.hdfs.server.namenode.NameNode.addBlock(NameNode.java:469)
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$Server.call(RPC.java:512)
at
org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:968)
at
org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:964)
at java.security.AccessController.doPrivileged(Native
Method)
at
javax.security.auth.Subject.doAs(Subject.java:396)
at
org.apache.hadoop.ipc.Server$Handler.run(Server.java:962)
at org.apache.hadoop.ipc.Client.call(Client.java:817)
at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:221)
at $Proxy0.addBlock(Unknown Source)
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.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
at
org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
at $Proxy0.addBlock(Unknown
Source)
at
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.locateFollowingBlock(DFSClient.java:3000)
at
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.nextBlockOutputStream(DFSClient.java:2881)
at
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.access$1900(DFSClient.java:2139)
at
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream$DataStreamer.run(DFSClient.java:2329)
10/10/09 23:22:15 WARN hdfs.DFSClient: Error Recovery for block null bad
datanode[0] nodes ==
null
10/10/09 23:22:15 WARN hdfs.DFSClient: Could not get block locations. Source
file "/user/user/gutenberg/pg4300.txt" -
Aborting...
copyFromLocal: java.io.IOException: File /user/user/gutenberg/pg4300.txt
could only be replicated to 0 nodes, instead of
1
10/10/09 23:22:15 ERROR hdfs.DFSClient: Exception closing file
/user/user/gutenberg/pg4300.txt : org.apache.hadoop.ipc.RemoteException:
java.io.IOException: File /user/user/gutenberg/pg4300.txt could only be
replicated to 0 nodes, instead of 1
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:1310)
at
org.apache.hadoop.hdfs.server.namenode.NameNode.addBlock(NameNode.java:469)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native
Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at
java.lang.reflect.Method.invoke(Method.java:597)
at
org.apache.hadoop.ipc.RPC$Server.call(RPC.java:512)
at
org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:968)
at
org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:964)
at java.security.AccessController.doPrivileged(Native
Method)
at
javax.security.auth.Subject.doAs(Subject.java:396)
at
org.apache.hadoop.ipc.Server$Handler.run(Server.java:962)
org.apache.hadoop.ipc.RemoteException: java.io.IOException: File
/user/user/gutenberg/pg4300.txt could only be replicated to 0 nodes, instead
of 1
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:1310)
at
org.apache.hadoop.hdfs.server.namenode.NameNode.addBlock(NameNode.java:469)
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$Server.call(RPC.java:512)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:968)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:964)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:396)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:962)
at org.apache.hadoop.ipc.Client.call(Client.java:817)
at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:221)
at $Proxy0.addBlock(Unknown Source)
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.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
at
org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
at $Proxy0.addBlock(Unknown Source)
at
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.locateFollowingBlock(DFSClient.java:3000)
at
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.nextBlockOutputStream(DFSClient.java:2881)
at
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.access$1900(DFSClient.java:2139)
at
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream$DataStreamer.run(DFSClient.java:2329)
[u...@cs-sy-249 hadoop]$
Regards
Siddharth
On Sat, Oct 9, 2010 at 10:39 PM, siddharth raghuvanshi <
[email protected]> wrote:
> Hi,
>
> When I am running the following command in Mandriva Linux
> hadoop namenode -format
>
> I am getting the following error:
>
> 10/10/09 22:32:07 INFO namenode.NameNode: STARTUP_MSG:
> /************************************************************
> STARTUP_MSG: Starting NameNode
> STARTUP_MSG: host = java.net.UnknownHostException:
> cs-sy-249.cse.iitkgp.ernet.in: cs-sy-249.cse.iitkgp.ernet.in
> STARTUP_MSG: args = [-format]
> STARTUP_MSG: version = 0.20.2+320
> STARTUP_MSG: build = -r 9b72d268a0b590b4fd7d13aca17c1c453f8bc957;
> compiled by 'root' on Mon Jun 28 19:13:09 EDT 2010
> ************************************************************/
> Re-format filesystem in /users/user/hadoop-datastore/hadoop-user/dfs/name ?
> (Y or N) Y
> 10/10/09 22:32:11 INFO namenode.FSNamesystem: fsOwner=user,user
> 10/10/09 22:32:11 INFO namenode.FSNamesystem: supergroup=supergroup
> 10/10/09 22:32:11 INFO namenode.FSNamesystem: isPermissionEnabled=true
> 10/10/09 22:32:12 INFO metrics.MetricsUtil: Unable to obtain hostName
> java.net.UnknownHostException: cs-sy-249.cse.iitkgp.ernet.in:
> cs-sy-249.cse.iitkgp.ernet.in
> at java.net.InetAddress.getLocalHost(InetAddress.java:1353)
> at
> org.apache.hadoop.metrics.MetricsUtil.getHostName(MetricsUtil.java:91)
> at
> org.apache.hadoop.metrics.MetricsUtil.createRecord(MetricsUtil.java:80)
> at
> org.apache.hadoop.hdfs.server.namenode.FSDirectory.initialize(FSDirectory.java:78)
> at
> org.apache.hadoop.hdfs.server.namenode.FSDirectory.<init>(FSDirectory.java:73)
> at
> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.<init>(FSNamesystem.java:383)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNode.format(NameNode.java:904)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNode.createNameNode(NameNode.java:998)
> at
> org.apache.hadoop.hdfs.server.namenode.NameNode.main(NameNode.java:1015)
> 10/10/09 22:32:12 INFO common.Storage: Image file of size 94 saved in 0
> seconds.
> 10/10/09 22:32:12 INFO common.Storage: Storage directory
> /users/user/hadoop-datastore/hadoop-user/dfs/name has been successfully
> formatted.
> 10/10/09 22:32:12 INFO namenode.NameNode: SHUTDOWN_MSG:
> /************************************************************
> SHUTDOWN_MSG: Shutting down NameNode at java.net.UnknownHostException:
> cs-sy-249.cse.iitkgp.ernet.in: cs-sy-249.cse.iitkgp.ernet.in
> ************************************************************/
>
> Please help me in solving this problem.
>
> Thanks
> Regards
> Siddharth
>
