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From Andrew Purtell <apurt...@apache.org>
Subject Re: read short circuit
Date Thu, 13 Sep 2012 17:46:12 GMT
On Thu, Sep 13, 2012 at 9:51 AM, Jean-Daniel Cryans <jdcryans@apache.org> wrote:
> One issue with the current implementation is that you can only have 1
> user that short circuit reads, all the others who have the config
> enabled will get a fat Exception. At SU we don't have special config
> files for every MR job so unless you disable it job by job then you'll
> get those exceptions everywhere. We live with it but it did take
> people by surprise when we rolled it out :)

Eli just fixed that in HDFS-3907. It's a three line change that
substitutes a list of strings for a single string, plus a unit test.
Should be a low risk change to get into HDFSes everywhere.

Best regards,

   - Andy

Problems worthy of attack prove their worth by hitting back. - Piet
Hein (via Tom White)

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