DataXceiver error processing WRITE_BLOCK operation src: /x.x.x.x:50373 dest: /x.x.x.x:50010
2014-03-14 16:20
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Error:
DataXceiver error processing WRITE_BLOCK operation src: /x.x.x.x:50373 dest: /x.x.x.x:50010Solution:
1.修改进程最大文件打开数/etc/security/limits.conf # End of file * - nofile 1000000 * - nproc 1000000
2.修改数据传输线程个数
hdfs-site.xml
in hadoop-1.x
<property>
<name>dfs.datanode.max.xcievers</name>
<value>8192</value>
<description>
Specifies the maximum number of threads to use for transferring data
in and out of the DN.
</description>
</property>
in hadoop-2.x
<property>
<name>dfs.datanode.max.transfer.threads</name>
<value>8192</value>
<description>
Specifies the maximum number of threads to use for transferring data
in and out of the DN.
</description>
</property>
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