Messages in this thread | | | Date | Tue, 25 May 2004 15:55:36 +0200 | From | Jens Axboe <> | Subject | Re: [PATCH/RFC] Lustre VFS patch |
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On Tue, May 25 2004, Kevin Corry wrote: > 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
Would by far be the superior solution.
-- Jens Axboe
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