hadoop集群启动节点DataNode、NodeManager都可以正常启动,但查看日志
2015-12-01 16:31:09,216 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: Got finalize command for block pool BP-2032151256-192.168.18.139-1448951568590
2015-12-01 16:31:09,222 INFO org.apache.hadoop.util.GSet: Computing capacity for map BlockMap
2015-12-01 16:31:09,222 INFO org.apache.hadoop.util.GSet: VM type = 64-bit
2015-12-01 16:31:09,223 INFO org.apache.hadoop.util.GSet: 0.5% max memory 889 MB = 4.4 MB
2015-12-01 16:31:09,223 INFO org.apache.hadoop.util.GSet: capacity = 2^19 = 524288 entries
2015-12-01 16:31:09,224 INFO org.apache.hadoop.hdfs.server.datanode.BlockPoolSliceScanner: Periodic Block Verification Scanner initialized with interval 504 hours for block pool BP-2032151256-192.168.18.139-1448951568590
2015-12-01 16:31:09,231 INFO org.apache.hadoop.hdfs.server.datanode.DataBlockScanner: Added bpid=BP-2032151256-192.168.18.139-1448951568590 to blockPoolScannerMap, new size=1
2015-12-01 16:31:34,169 ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: data2:50010:DataXceiver error processing unknown operation src: /127.0.0.1:36068 dst: /127.0.0.1:50010
java.io.EOFException
at java.io.DataInputStream.readShort(DataInputStream.java:315)
at org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.readOp(Receiver.java:58)
at org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:212)
at java.lang.Thread.run(Thread.java:744)
2015-12-01 16:32:34,195 ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: data2:50010:DataXceiver error processing unknown operation src: /127.0.0.1:36093 dst: /127.0.0.1:50010
java.io.EOFException
at java.io.DataInputStream.readShort(DataInputStream.java:315)
at org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.readOp(Receiver.java:58)
at org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:212)
at java.lang.Thread.run(Thread.java:744)
你是不是安装ambari,如果是的话,那就是因为Ambari每分钟会向datanode发送"ping"连接一下去确保datanode是正常工作的.否则它会触发alert。但是datanode并没有处理空内容的逻辑,所以直接异常了。
版权声明:本文内容由阿里云实名注册用户自发贡献,版权归原作者所有,阿里云开发者社区不拥有其著作权,亦不承担相应法律责任。具体规则请查看《阿里云开发者社区用户服务协议》和《阿里云开发者社区知识产权保护指引》。如果您发现本社区中有涉嫌抄袭的内容,填写侵权投诉表单进行举报,一经查实,本社区将立刻删除涉嫌侵权内容。