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From Rajappa Iyer <...@panix.com>
Subject Re: Local sockets
Date Mon, 06 Dec 2010 20:24:57 GMT
Ryan Rawson <ryanobjc@gmail.com> writes:

> So are we talking about re-implementing IO scheduling in Hadoop at the
> application level?

Essentially yes.  It does seem nasty to do that, but realistically
there's no way that a general purpose I/O scheduler in the OS can
schedule I/O optimally for M/R kind of applications.

-rsi

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