[HDFS-11346] DataXceiver error processing READ_BLOCK operation

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 2.7.1
• Component/s: datanode
• Assignee: Unassigned
• Reporter: gehaijiang
• Created: 18/Jan/17 16:15
• Updated: 15/Nov/18 09:20

Description

datanode service restart， datanode logfile generate many error information：

example：

unlinked=false
at org.apache.hadoop.hdfs.server.datanode.BlockSender.<init>(BlockSender.java:248)
at org.apache.hadoop.hdfs.server.datanode.DataXceiver.readBlock(DataXceiver.java:541)
at org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.opReadBlock(Receiver.java:116)
at org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.processOp(Receiver.java:71)
at org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:253)
at java.lang.Thread.run(Thread.java:745)
2017-01-19 00:10:11,772 ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: guomai021141:50010:DataXceiver error processing READ_BLOCK operation src: /10.11.2.188:54531 dst: /10.17.21.141:50010