thanks. I run this command ant it said the safe mode is off.
so I try to run hadoop jar
/home/work/lili/hadoop-1.0.4/hadoop-test-1.0.4.jar TestDFSIO -write
-nrFiles 10 -fileSize 1000
but it fails
I am not sure whether I need to start a new post. :)
12/11/17 11:45:26 ERROR security.UserGroupInformation:
PriviledgedActionException as:work cause:java.io.IOException: Call to
db-fcr-dev00.db01/xxxx:9001 failed on local exception: java.io.EOFException
java.io.IOException: Call to db-fcr-dev00.db01/10.81.33.22:9001 failed on
local exception: java.io.EOFException
at org.apache.hadoop.ipc.Client.wrapException(Client.java:1107)
at org.apache.hadoop.ipc.Client.call(Client.java:1075)
at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:225)
at org.apache.hadoop.mapred.$Proxy2.submitJob(Unknown Source)
at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:921)
at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:850)
On Sat, Nov 17, 2012 at 11:33 AM, Shamshad Ansari <[email protected]>wrote:
> To turn the safe mode off manually, you can run the following command:
>
>
> hadoop dfsadmin -safemode leave
>
> Hope this helps.
>
>
>
> On Fri, Nov 16, 2012 at 7:21 PM, Li Li <[email protected]> wrote:
>
>> hi all,
>> I am trying to set up a hadoop cluster. But when I use start-all.sh
>> to start it. it throws exception:
>> 2012-11-17 10:40:21,662 ERROR
>> org.apache.hadoop.security.UserGroupInformation: PriviledgedActionException
>> as:work cause:org.apache.hadoop.hdfs.server.namenode.SafeModeException:
>> Cannot delete /home/work/lili/mapred/system. Name node is in safe mode.
>> The ratio of reported blocks 1.0000 has reached the threshold 0.9990.
>> Safe mode will be turned off automatically in 27 seconds.
>> 2012-11-17 10:40:21,663 INFO org.apache.hadoop.ipc.Server: IPC Server
>> handler 5 on 9000, call delete(/home/work/lili/mapred/system, true) from
>> 10.81.33.22:20183: error:
>> org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot delete
>> /home/work/lili/mapred/system. Name node is in safe mode.
>> The ratio of reported blocks 1.0000 has reached the threshold 0.9990.
>> Safe mode will be turned off automatically in 27 seconds.
>> org.apache.hadoop.hdfs.server.namenode.SafeModeException: Cannot delete
>> /home/work/lili/mapred/system. Name node is in safe mode.
>> The ratio of reported blocks 1.0000 has reached the threshold 0.9990.
>> Safe mode will be turned off automatically in 27 seconds.
>> at
>> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.deleteInternal(FSNamesystem.java:1994)
>> at
>> org.apache.hadoop.hdfs.server.namenode.FSNamesystem.delete(FSNamesystem.java:1974)
>> at
>> org.apache.hadoop.hdfs.server.namenode.NameNode.delete(NameNode.java:792)
>> 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:563)
>> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1388)
>> at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1384)
>>
>
>
