How to Check Which Child Directory is consuming More Space in Unix/Linux?

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In many cases as a DBA or Unix admin you have to find out which directory is consuming more space. Probably in some directories consuming more space because of huge log files or some trace files.

You can identify the directory with du command. du (disk usage) –s option will give the size of each directories in particular directory. You can drill down to the child directories using the same command itself.

du –sk * size in Kilo bytes

du –sh * size in Giga bytes

$ du -sk *

134716912       app

16      lost+found

8       Medios

6839528 rcps

404     revisar.txt

7607988 RMAN

Size in GB

$ du -sh *

129G    app

16K     lost+found

8.0K    Medios

6.6G    rcps

404K    revisar.txt

7.3G    RMAN

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