Date: Thu, 12 Feb 2004 10:15:50 +0100 (CET) From: Soeren Straarup <xride@x12.dk> To: Pawel Jakub Dawidek <pjd@FreeBSD.org> Cc: Poul-Henning Kamp <phk@phk.freebsd.dk> Subject: Re: Project idea: disk-activity visualization Message-ID: <20040212101223.X90753-100000@x12.dk> In-Reply-To: <20040212084104.GP14639@garage.freebsd.pl>
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On Thu, 12 Feb 2004, Pawel Jakub Dawidek wrote: > On Wed, Feb 11, 2004 at 11:54:58PM +0100, Poul-Henning Kamp wrote: > +> If somebody here is looking for a project I would like to add somethin= g > +> like this to GEOM: > +> > +> =09http://www.itworld.com/Comp/3380/UIR990101perf/ > +> > +> It would be a flag you set on the consumer(s) or provider(s) you > +> were interested in monitoring, and then a number of pages of RAM > +> would be mapped from kernel to userland with an array of counters > +> which increment on access. > +> > +> The kernel bit is rather trivial, the tough part is presenting and > +> visualizing this in a sane way. > > I'm not sure if extending infrastructure in this direction is a good idea= =2E > This will be very easy to implement with insert/delete stuff (and so many > other neat things). > > If you have this ready, plase give me for tests, if not, I can start its > implementation. > > -- > Pawel Jakub Dawidek http://www.FreeBSD.org > pjd@FreeBSD.org http://garage.freebsd.pl > FreeBSD committer Am I Evil? Yes, I Am! > I have begun in the small to implement a userland GUI for geom So far it can only display the sysctl output of confdot, but the idea is that it should be able to display what something like this: sysctl -b kern.geom.confdot | dot -Tps - && gv - Just in realtime or close to. In version 42 it should be able to configure geom to, by entering data in the gui. Best regards S=F8ren Soeren Straarup | aka OZ2DAK aka Xride FreeBSD wannabe | FreeBSD since 2.2.6-R If you see the light at the end of the tunnel, then make sure it is not a train..
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