Make sure the VMs can reach each other (e.g,IPtables). And the DNS/ip is correct.
On Mon, Dec 6, 2010 at 7:05 PM, Adarsh Sharma <adarsh.sha...@orkash.com>wrote: > 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 > > > -- -----李平
