Hi,
I've recently upgraded to 0.19.1 and now there're some DataXceiver errors in
the datanodes logs. There're also messages about interruption while waiting
for IO. Both messages are below.
Can I do something to fix it ?
Thanks,
Tamir
2009-04-13 09:57:20,334 ERROR
org.apache.hadoop.hdfs.server.datanode.DataNode:
DatanodeRegistration(192.168.14.3:50010,
storageID=DS-727246419-127.0.0.1-50010-1234873914501, infoPort=50075,
ipcPort=50020):DataXceiver
java.io.EOFException: while trying to read 65557 bytes
at
org.apache.hadoop.hdfs.server.datanode.BlockReceiver.readToBuf(BlockReceiver.java:264)
at
org.apache.hadoop.hdfs.server.datanode.BlockReceiver.readNextPacket(BlockReceiver.java:308)
at
org.apache.hadoop.hdfs.server.datanode.BlockReceiver.receivePacket(BlockReceiver.java:372)
at
org.apache.hadoop.hdfs.server.datanode.BlockReceiver.receiveBlock(BlockReceiver.java:524)
at
org.apache.hadoop.hdfs.server.datanode.DataXceiver.writeBlock(DataXceiver.java:357)
at
org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:103)
at java.lang.Thread.run(Unknown Source)
2009-04-13 09:57:20,333 INFO
org.apache.hadoop.hdfs.server.datanode.DataNode: PacketResponder
blk_8486030874928774495_54856 1 Exception
java.io.InterruptedIOException: Interruped while waiting for IO on
channel java.nio.channels.SocketChannel[connected
local=/192.168.14.3:50439 remote=/192.168.14.7:50010]. 58972 millis
timeout left.
at
org.apache.hadoop.net.SocketIOWithTimeout$SelectorPool.select(SocketIOWithTimeout.java:277)
at
org.apache.hadoop.net.SocketIOWithTimeout.doIO(SocketIOWithTimeout.java:155)
at
org.apache.hadoop.net.SocketInputStream.read(SocketInputStream.java:150)
at
org.apache.hadoop.net.SocketInputStream.read(SocketInputStream.java:123)
at java.io.DataInputStream.readFully(Unknown Source)
at java.io.DataInputStream.readLong(Unknown Source)
at
org.apache.hadoop.hdfs.server.datanode.BlockReceiver$PacketResponder.run(BlockReceiver.java:853)
at java.lang.Thread.run(Unknown Source)
