[ https://issues.apache.org/jira/browse/HADOOP-10434?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Harsh J resolved HADOOP-10434. ------------------------------ Resolution: Duplicate > Is it possible to use "df" to calculate the dfs usage instead of "du" > --------------------------------------------------------------------- > > Key: HADOOP-10434 > URL: https://issues.apache.org/jira/browse/HADOOP-10434 > Project: Hadoop Common > Issue Type: Improvement > Components: fs > Affects Versions: 2.3.0 > Reporter: MaoYuan Xian > Priority: Minor > Labels: BB2015-05-TBR > Fix For: 2.8.0 > > Attachments: HADOOP-10434-1.patch > > > When we run datanode from the machine with big disk volume, it's found du > operations from org.apache.hadoop.fs.DU's DURefreshThread cost lots of disk > performance. > As we use the whole disk for hdfs storage, it is possible calculate volume > usage via "df" command. Is it necessary adding the "df" option for usage > calculation in hdfs > (org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.BlockPoolSlice)? -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org