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Subject: Hadoop 2.4.1  How to clear usercache
From: "Arthur.hk.chan@gmail.com" <arthur.hk.chan@gmail.com>
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Hi,=20

 i use Hadoop 2.4.1, in my cluster,  Non DFS Used: 2.09 TB

I found that these files are all under tmp/nm-local-dir/usercache

Is there any Hadoop command to remove these unused user cache files =
tmp/nm-local-dir/usercache ?

Regards
Arthur



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<html><body style=3D"word-wrap: break-word; -webkit-nbsp-mode: space; =
-webkit-line-break: =
after-white-space;">Hi,&nbsp;<div><br></div><div>&nbsp;i use Hadoop =
2.4.1, in my cluster, &nbsp;<span style=3D"background-color: rgb(249, =
249, 249); color: rgb(51, 51, 51); font-family: sans-serif; font-size: =
14.44444465637207px; font-weight: bold; line-height: =
22.22222328186035px;">Non DFS Used:&nbsp;</span><span =
style=3D"background-color: rgb(249, 249, 249); color: rgb(51, 51, 51); =
font-family: sans-serif; font-size: 14.44444465637207px; line-height: =
22.22222328186035px;">2.09 TB</span></div><div><div><br></div><div>I =
found that these files are all under&nbsp;<font face=3D"Menlo" =
color=3D"#ff2600"><span style=3D"font-size: =
11px;">tmp/nm-local-dir/usercache</span></font></div><div><br></div><div>I=
s there any Hadoop command to remove these unused user cache =
files&nbsp;<span style=3D"color: rgb(255, 38, 0); font-family: Menlo; =
font-size: 11px;">tmp/nm-local-dir/usercache =
?</span></div><div><br></div><div>Regards</div><div>Arthur</div><div =
style=3D"margin: 0px 0px 0px 4px;"><br></div><div style=3D"margin: 0px =
0px 0px 4px;"><div style=3D"margin: 0px; font-size: 11px; font-family: =
Menlo;"><br></div></div></div></body></html>=

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