These are the directories where NodeManager (as configured) will store its local files. Local files includes scripts, jars, libraries - all files sent to nodes via DistributedCache.
On Dec 3, 2013, at 5:26 PM, ch huang wrote:
> i see three dirs on my local MR job dir ,and i do not know these dirs usage,anyone knows?
> # ls /data/1/mrlocal/yarn/local/
> filecache/ nmPrivate/ usercache/
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