dfs.datanode.failed.volumes.toleratedとdatanodeのdecommission - wyukawa's diaryHDFSにはdfs.datanode.failed.volumes.toleratedという設定項目があります。defaultは0。 <property> <name>dfs.datanode.failed.volumes.tolerated</name> <value>0</value> <description>The number of volumes that are allowed to fail before a datanode stops offering service. By default any volume failure will cause a datanode to shutdown. </description> </property>内容は下記に詳しいです。 By default, the failure of a single dfs.data.dir
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