So you might want to test your HDFS installation first before loading HBase. You might want to try teragen/terasort and tools like that to produce load and see if it's table.
JM 2014-02-05 Vimal Jain <[email protected]>: > Hi Jean, > These are from data node logs. ( HDFS ) > > > On Sat, Feb 1, 2014 at 7:26 AM, Jean-Marc Spaggiari < > [email protected] > > wrote: > > > Hi Vimal, > > > > Are those logs into HBase logs? Or into HDFS logs? Sound like you have > some > > HDFS issues (slow disks, or running on VM, etc.) > > > > JM > > > > > > 2014-01-31 Vimal Jain <[email protected]>: > > > > > Hi, > > > I have set up hbase in pseudo distributed mode. > > > I keep on getting below exceptions in data node log. > > > Is it a problem ? > > > > > > ( Hadoop version - 1.1.2 , Hbase version - 0.94.7 ) > > > > > > Please help. > > > > > > > > > java.net.SocketTimeoutException: 480000 millis timeout while waiting > for > > > channel to be ready for write. ch : > > > java.nio.channels.SocketChannel[connected local=/192.168.20.30:50010 > > > remote=/ > > > 192.168.20.30:38188] > > > at > > > > > > > > > org.apache.hadoop.net.SocketIOWithTimeout.waitForIO(SocketIOWithTimeout.java:246) > > > at > > > > > > > > > org.apache.hadoop.net.SocketOutputStream.waitForWritable(SocketOutputStream.java:159) > > > at > > > > > > > > > org.apache.hadoop.net.SocketOutputStream.transferToFully(SocketOutputStream.java:198) > > > at > > > > > > > > > org.apache.hadoop.hdfs.server.datanode.BlockSender.sendChunks(BlockSender.java:392) > > > at > > > > > > > > > org.apache.hadoop.hdfs.server.datanode.BlockSender.sendBlock(BlockSender.java:490) > > > at > > > > > > > > > org.apache.hadoop.hdfs.server.datanode.DataXceiver.readBlock(DataXceiver.java:202) > > > at > > > > > > > > > org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:104) > > > at java.lang.Thread.run(Thread.java:662) > > > > > > 2014-01-31 00:10:28,951 ERROR > > > org.apache.hadoop.hdfs.server.datanode.DataNode: DatanodeRegistration( > > > 192.168.20.30:50010, > > > storageID=DS-1816106352-192.168.20.30-50010-1369314076237, > > infoPort=50075, > > > ipcPort=50020):DataXceiver > > > java.net.SocketTimeoutException: 480000 millis timeout while waiting > for > > > channel to be ready for write. ch : > > > java.nio.channels.SocketChannel[connected local=/192.168.20.30:50010 > > > remote=/ > > > 192.168.20.30:38188] > > > at > > > > > > > > > org.apache.hadoop.net.SocketIOWithTimeout.waitForIO(SocketIOWithTimeout.java:246) > > > at > > > > > > > > > org.apache.hadoop.net.SocketOutputStream.waitForWritable(SocketOutputStream.java:159) > > > at > > > > > > > > > org.apache.hadoop.net.SocketOutputStream.transferToFully(SocketOutputStream.java:198) > > > at > > > > > > > > > org.apache.hadoop.hdfs.server.datanode.BlockSender.sendChunks(BlockSender.java:392) > > > at > > > > > > > > > org.apache.hadoop.hdfs.server.datanode.BlockSender.sendBlock(BlockSender.java:490) > > > at > > > > > > > > > org.apache.hadoop.hdfs.server.datanode.DataXceiver.readBlock(DataXceiver.java:202) > > > at > > > > > > > > > org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:104) > > > at java.lang.Thread.run(Thread.java:662) > > > > > > -- > > > Thanks and Regards, > > > Vimal Jain > > > > > > > > > -- > Thanks and Regards, > Vimal Jain >
