Date: Mon, 27 Feb 1995 12:20:54 +0100 (MET) From: Christoph Kukulies <kuku@gilberto.physik.rwth-aachen.de> To: jhay@mikom.csir.co.za (John Hay) Cc: freebsd-current@freefall.cdrom.com (user alias) Subject: Re: my system has slowed down Message-ID: <199502271120.MAA29979@gilberto.physik.rwth-aachen.de> In-Reply-To: <199502270901.LAA00310@zibbi.mikom.csir.co.za> from "John Hay" at Feb 27, 95 11:01:08 am
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> > > > > > > Somewhere in the time between Feb 17th and today my two daily world builds > > stopped from working. Up to then I started world build at 7 a.m. and had > > finished about 5 p.m. After that I built a kernel and rebooted the system. > > This all was steered by cron. In the past days this suddenly stopped > > working. The kernel build was done in midst of the (still running) world > > build and thus the world build never finished. > > > > But I see a noticeable slow down in compiles. The machine is a 486-DX2/66 > > with 32MB of memory and two IDE Quantum Maverick 540 MB drives. > > > > I cannot image that some addition to the source tree caused such a tremendous > > increase in build time >12 hours (compared to 10 before). What else could > > be the cause for this? (fragmentation?) > > > I don't think it is fragmentation, because I am also seeing it. The disk seems > to be very busy, even after the patch to vfs_bio.c from John Dyson. ...disk seems very busy.. That's what I'm also seeing. It's so busy that it looks like the system is paging more than usual. And (from top) I see that there is only half of the 32MB in use (17-18MB free) if I interpret the top figures right. > > -- > John Hay -- jhay@mikom.csir.co.za > --Chris Christoph P. U. Kukulies kuku@gil.physik.rwth-aachen.de FreeBSD blues 2.1.0-Development FreeBSD 2.1.0-Development #0: Sun Feb 26 20:27:39 1995 root@blues:/usr/src/sys/compile/BLUESGUS i386
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