Messages in this thread | | | Date | Wed, 29 Jul 2009 17:08:44 +0200 | From | Pavel Machek <> | Subject | Re: GFS2: Add LED support to GFS2 |
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On Wed 2009-07-22 11:56:38, Steven Whitehouse wrote: > >From e1fac35b9c2af276473db50fae581ef56626240c Mon Sep 17 00:00:00 2001 > From: Steven Whitehouse <swhiteho@redhat.com> > Date: Wed, 22 Jul 2009 11:40:16 +0100 > Subject: [PATCH] GFS2: Add LED support to GFS2 > > This adds a standalone module which uses the GFS2 tracepoints > as a hook to provide LED trigger events. Events can be sent > when glocks change state, when glock demote requests are > received (both local and remote events are included) and also > when the log is flushed. > > The log flush event lights the LED during the duration of the > log flush event. The other two triggers light the LED for 1/10th > second after the event has occurred. > > I've tested this by using GFS2 in "nolock" mode on my laptop > by getting it to flash the thinkpad battery LED on the various > events and verified that it occurs when expected.
This looks way too specialized to me. Yes, it will be pretty, but... there's about 100000 possible triggers. Where do we draw a line? Or do we merge all of them? Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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