Re: [PATCH/RFC] Lustre VFS patch

[Kevin Corry]

On Tuesday 25 May 2004 5:52 am, Lars Marowsky-Bree wrote:
> Maybe you could fix this in the test harness / Lustre itself instead and
> silently discard the writes internally if told so via an (internal)
> option, instead of needing a change deeper down in the IO layer, or use
> a DM target which can give you all the failure scenarios you need?
>
> In particular the last one - a fault-injection DM target - seems like a
> very valuable tool for testing in general, but the Lustre-internal
> approach may be easier in the long run.

See dm-flakey.c in the latest -udm patchset for a fairly simple version of a 
"fault-injection" target.

http://sources.redhat.com/dm/patches.html

-- 
Kevin Corry
kevcorry@xxxxxxxxxx
http://evms.sourceforge.net/
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