From owner-freebsd-hackers Tue Oct 24 07:50:10 1995 Return-Path: owner-hackers Received: (from root@localhost) by freefall.freebsd.org (8.6.12/8.6.6) id HAA15969 for hackers-outgoing; Tue, 24 Oct 1995 07:50:10 -0700 Received: from sunny.bog.msu.su (dima@sunny.bog.msu.su [158.250.20.1]) by freefall.freebsd.org (8.6.12/8.6.6) with ESMTP id HAA15951 for ; Tue, 24 Oct 1995 07:49:59 -0700 Received: (from dima@localhost) by sunny.bog.msu.su (8.6.12/8.6.12) id RAA13572; Tue, 24 Oct 1995 17:48:52 +0300 Date: Tue, 24 Oct 1995 17:48:51 +0300 (????) From: Dmitry Khrustalev To: hackers@freefall.freebsd.org cc: bde@zeta.org.au Subject: Re: clk interrupts > 150/sec??? In-Reply-To: <199510240642.XAA17810@freefall.freebsd.org> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-hackers@FreeBSD.org Precedence: bulk > > >How can this be explained: > > >[~] guido@iaehv> vmstat -i > >interrupt total rate > >clk0 irq0 3884051 156 > >^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ > >rtc0 irq8 3173264 128 > >fdc0 irq6 1 0 > >sc0 irq1 2462 0 > >ed0 irq5 3667585 147 > > >I always thought clk0 should have a rate of 100/sec. > > Perhaps you used pcaudio. If it was open all the time > then the clk0 rate should be about 16000. > I see this also. Pci (ncr) interrupts get accounted to irq0 for some reason. This causes very weird problems, like gated thinking time is going backwards. -Dima