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From highpointe <highpoint...@gmail.com>
Subject Re: Datanode doesn't start but there is no exception in the log
Date Fri, 13 May 2011 14:22:53 GMT
When you say "freeze" you mean there is nothing rolling in the log?

Sent from my iPhone

On May 13, 2011, at 2:28 AM, Panayotis Antonopoulos <antonopoulospan@hotmail.com> wrote:

> 
> There is no shutdown message until I shutdown the DataNode.
> 
> I used hostname of the machine that will run the DataNode and I now used the IP but there
is no difference.
> Again the DataNode seems to freeze and the output at the log is the one I mentioned before.
> 
> 
> 
>> Subject: Re: Datanode doesn't start but there is no exception in the log
>> From: highpointe3i@gmail.com
>> Date: Thu, 12 May 2011 23:59:02 -0600
>> To: common-user@hadoop.apache.org
>> 
>> Have you defined the IP
>> of the DN in the slaves file?
>> 
>> 
>> 
>> Sent from my iPhone
>> 
>> On May 12, 2011, at 7:27 PM, Bharath Mundlapudi <bharathwork@yahoo.com> wrote:
>> 
>>> Is that all the messages in the datanode log? Do you see any SHUTDOWN message
also?
>>> 
>>> -Bharath
>>> 
>>> 
>>> 
>>> ________________________________
>>> From: Panayotis Antonopoulos <antonopoulospan@hotmail.com>
>>> To: common-user@hadoop.apache.org
>>> Sent: Thursday, May 12, 2011 6:07 PM
>>> Subject: Datanode doesn't start but there is no exception in the log
>>> 
>>> 
>>> Hello,
>>> I am trying to set up Hadoop HDFS in a cluster for the first time. So far I was
using pseudo-distributed mode on my PC at home and everything was working perfectly.
>>> Tha NameNode starts but the DataNode doesn't start and the log contains the following:
>>> 
>>> 2011-05-13 04:01:13,663 INFO org.apache.hadoop.hdfs.server.datanode.DataNode:
STARTUP_MSG: 
>>> /************************************************************
>>> STARTUP_MSG: Starting DataNode
>>> STARTUP_MSG:   host = clone1/147.102.4.129
>>> STARTUP_MSG:   args = []
>>> STARTUP_MSG:   version = 0.20.2-cdh3u0
>>> STARTUP_MSG:   build =  -r 81256ad0f2e4ab2bd34b04f53d25a6c23686dd14; compiled
by 'hudson' on Fri Mar 25 19:56:23 PDT 2011
>>> ************************************************************/
>>> 2011-05-13 04:01:14,019 INFO org.apache.hadoop.security.UserGroupInformation:
JAAS Configuration already set up for Hadoop, not re-installing.
>>> 2011-05-13 04:01:14,143 INFO org.apache.hadoop.hdfs.server.datanode.DataNode:
Registered FSDatasetStatusMBean
>>> 2011-05-13 04:01:14,152 INFO org.apache.hadoop.hdfs.server.datanode.DataNode:
Opened info server at 50010
>>> 2011-05-13 04:01:14,154 INFO org.apache.hadoop.hdfs.server.datanode.DataNode:
Balancing bandwith is 1048576 bytes/s
>>> 2011-05-13 04:01:14,206 INFO org.mortbay.log: Logging to org.slf4j.impl.Log4jLoggerAdapter(org.mortbay.log)
via org.mortbay.log.Slf4jLog
>>> 2011-05-13 04:01:14,272 INFO org.apache.hadoop.http.HttpServer: Added global
filtersafety (class=org.apache.hadoop.http.HttpServer$QuotingInputFilter)
>>> 2011-05-13 04:01:14,278 INFO org.apache.hadoop.http.HttpServer: Port returned
by webServer.getConnectors()[0].getLocalPort() before open() is -1. Opening the listener on
50075
>>> 2011-05-13 04:01:14,278 INFO org.apache.hadoop.http.HttpServer: listener.getLocalPort()
returned 50075 webServer.getConnectors()[0].getLocalPort() returned 50075
>>> 2011-05-13 04:01:14,278 INFO org.apache.hadoop.http.HttpServer: Jetty bound to
port 50075
>>> 2011-05-13 04:01:14,278 INFO org.mortbay.log: jetty-6.1.26
>>> 2011-05-13 04:01:14,567 INFO org.mortbay.log: Started SelectChannelConnector@0.0.0.0:50075
>>> 2011-05-13 04:01:14,570 INFO org.apache.hadoop.metrics.jvm.JvmMetrics: Initializing
JVM Metrics with processName=DataNode, sessionId=null
>>> 2011-05-13 04:01:14,976 INFO org.apache.hadoop.ipc.Server: Starting Socket Reader
#1 for port 50020
>>> 2011-05-13 04:01:14,978 INFO org.apache.hadoop.ipc.metrics.RpcMetrics: Initializing
RPC Metrics with hostName=DataNode, port=50020
>>> 2011-05-13 04:01:14,981 INFO org.apache.hadoop.ipc.metrics.RpcDetailedMetrics:
Initializing RPC Metrics with hostName=DataNode, port=50020
>>> 2011-05-13 04:01:14,984 INFO org.apache.hadoop.hdfs.server.datanode.DataNode:
dnRegistration = DatanodeRegistration(clone1:50010, storageID=, infoPort=50075, ipcPort=50020)
>>> 
>>> Does anyone know what might be wrong??
>>> 
>>> Thank you in advance!
>>> Panagiotis
>                         

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