Dear all,
I am facing below problem while running Hadoop on VM's. I am using
hadoop0-.20.2 with JDK6
My jobtracker log says that :-2010-12-06 15:16:06,618 INFO
org.apache.hadoop.mapred.JobTracker: JobTracker up at: 54311
2010-12-06 15:16:06,618 INFO org.apache.hadoop.mapred.JobTracker:
JobTracker webserver: 50030
2010-12-06 15:16:06,738 INFO org.apache.hadoop.mapred.JobTracker: Cleaning
up the system directory
2010-12-06 15:16:06,801 INFO
org.apache.hadoop.mapred.CompletedJobStatusStore: Completed job store is
inactive
2010-12-06 15:17:15,830 INFO org.apache.hadoop.hdfs.DFSClient: Exception in
createBlockOutputStream java.net.SocketTimeoutException: 69000 millis
timeout while waiting for channel to be ready for connect. ch :
java.nio.channels.SocketChannel[connection-pending remote=/
192.168.0.56:50010]
2010-12-06 15:17:15,830 INFO org.apache.hadoop.hdfs.DFSClient: Abandoning
block blk_377241628391316172_1001
2010-12-06 15:17:15,832 INFO org.apache.hadoop.hdfs.DFSClient: Waiting to
find target node: 192.168.0.56:50010
2010-12-06 15:18:30,836 INFO org.apache.hadoop.hdfs.DFSClient: Exception in
createBlockOutputStream java.net.SocketTimeoutException: 69000 millis
timeout while waiting for channel to be ready for connect. ch :
java.nio.channels.SocketChannel[connection-pending remote=/
192.168.0.56:50010]
2010-12-06 15:18:30,836 INFO org.apache.hadoop.hdfs.DFSClient: Abandoning
block blk_2025622418653738085_1001
2010-12-06 15:18:30,838 INFO org.apache.hadoop.hdfs.DFSClient: Waiting to
find target node: 192.168.0.56:50010
2010-12-06 15:19:45,842 INFO org.apache.hadoop.hdfs.DFSClient: Exception in
createBlockOutputStream java.net.SocketTimeoutException: 69000 millis
timeout while waiting for channel to be ready for connect. ch :
java.nio.channels.SocketChannel[connection-pending remote=/
192.168.0.61:50010]
2010-12-06 15:19:45,843 INFO org.apache.hadoop.hdfs.DFSClient: Abandoning
block blk_696328516245550547_1001
2010-12-06 15:19:45,845 INFO org.apache.hadoop.hdfs.DFSClient: Waiting to
find target node: 192.168.0.61:50010
2010-12-06 15:21:00,849 INFO org.apache.hadoop.hdfs.DFSClient: Exception in
createBlockOutputStream java.net.SocketTimeoutException: 69000 millis
timeout while waiting for channel to be ready for connect. ch :
java.nio.channels.SocketChannel[connection-pending remote=/
192.168.0.55:50010]
2010-12-06 15:21:00,849 INFO org.apache.hadoop.hdfs.DFSClient: Abandoning
block blk_6110605884701761678_1001
2010-12-06 15:21:00,853 INFO org.apache.hadoop.hdfs.DFSClient: Waiting to
find target node: 192.168.0.55:50010
2010-12-06 15:21:06,854 WARN org.apache.hadoop.hdfs.DFSClient: DataStreamer
Exception: java.io.IOException: Unable to create new block.
at
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.nextBlockOutputStream(DFSClient.java:2845)
at
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.access$2000(DFSClient.java:2102)
at
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream$DataStreamer.run(DFSClient.java:2288)
2010-12-06 15:21:06,855 WARN org.apache.hadoop.hdfs.DFSClient: Error
Recovery for block blk_6110605884701761678_1001 bad datanode[0] nodes ==
null
2010-12-06 15:21:06,855 WARN org.apache.hadoop.hdfs.DFSClient: Could not
get block locations. Source file "/home/hadoop/mapred/system/
jobtracker.info" - Aborting...
2010-12-06 15:21:06,855 WARN org.apache.hadoop.mapred.JobTracker: Writing
to file hdfs://ws-test:54310/home/hadoop/mapred/system/jobtracker.infofailed!
41,1 5%
tem/jobtracker.info failed!
2010-12-06 15:21:06,855 WARN org.apache.hadoop.mapred.JobTracker:
FileSystem is not ready yet!
2010-12-06 15:21:06,862 WARN org.apache.hadoop.mapred.JobTracker: Failed to
initialize recovery manager.
java.net.SocketTimeoutException: 69000 millis timeout while waiting for
channel to be ready for connect. ch :
java.nio.channels.SocketChannel[connection-pending remote=/
192.168.0.55:50010]
at
org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:213)
at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:404)
at
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.createBlockOutputStream(DFSClient.java:2870)
at
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.nextBlockOutputStream(DFSClient.java:2826)
at
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.access$2000(DFSClient.java:2102)
at
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream$DataStreamer.run(DFSClient.java:2288)
2010-12-06 15:21:16,864 WARN org.apache.hadoop.mapred.JobTracker:
Retrying...
2010-12-06 15:22:25,879 INFO org.apache.hadoop.hdfs.DFSClient: Exception in
createBlockOutputStream java.net.SocketTimeoutException: 69000 millis
timeout while waiting for channel to be ready for connect. ch :
java.nio.channels.SocketChannel[connection-pending remote=/
192.168.0.61:50010]
2010-12-06 15:22:25,879 INFO org.apache.hadoop.hdfs.DFSClient: Abandoning
block blk_172376134548226023_1002
2010-12-06 15:22:25,882 INFO org.apache.hadoop.hdfs.DFSClient: Waiting to
find target node: 192.168.0.61:50010
2010-12-06 15:23:40,886 INFO org.apache.hadoop.hdfs.DFSClient: Exception in
createBlockOutputStream java.net.SocketTimeoutException: 69000 millis
timeout while waiting for channel to be ready for connect. ch :
java.nio.channels.SocketChannel[connection-pending remote=/
192.168.0.55:50010]
2010-12-06 15:23:40,886 INFO org.apache.hadoop.hdfs.DFSClient: Abandoning
block blk_4842978800729986815_1002
2010-12-06 15:23:40,888 INFO org.apache.hadoop.hdfs.DFSClient: Waiting to
find target node: 192.168.0.55:50010
2010-12-06 15:24:55,891 INFO org.apache.hadoop.hdfs.DFSClient: Exception in
createBlockOutputStream java.net.SocketTimeoutException: 69000 millis
timeout while waiting for channel to be ready for connect. ch :
java.nio.channels.SocketChannel[connection-pending remote=/
192.168.0.56:50010]
2010-12-06 15:24:55,891 INFO org.apache.hadoop.hdfs.DFSClient: Abandoning
block blk_-680322070618990602_1002
2010-12-06 15:24:55,894 INFO org.apache.hadoop.hdfs.DFSClient: Waiting to
find target node: 192.168.0.56:50010
2010-12-06 15:26:10,897 INFO org.apache.hadoop.hdfs.DFSClient: Exception in
createBlockOutputStream java.net.SocketTimeoutException: 69000 millis
timeout while waiting for channel to be ready for connect. ch :
java.nio.channels.SocketChannel[connection-pending remote=/
192.168.0.60:50010]
2010-12-06 15:26:10,897 INFO org.apache.hadoop.hdfs.DFSClient: Abandoning
block blk_-7796705320586033371_1002
2010-12-06 15:26:10,899 INFO org.apache.hadoop.hdfs.DFSClient: Waiting to
find target node: 192.168.0.60:50010
2010-12-06 15:26:16,900 WARN org.apache.hadoop.hdfs.DFSClient: DataStreamer
Exception: java.io.IOException: Unable to create new block.
at
org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.nextBlockOutputStream(DFSClient.java:2845)
64,1 13%
Please help me to find the root cause.
Thanks & Regards
Adarsh Sharma