From owner-freebsd-current Sun Jan 28 14:10:20 1996 Return-Path: owner-current Received: (from root@localhost) by freefall.freebsd.org (8.7.3/8.7.3) id OAA04494 for current-outgoing; Sun, 28 Jan 1996 14:10:20 -0800 (PST) Received: from ref.tfs.com (ref.tfs.com [140.145.254.251]) by freefall.freebsd.org (8.7.3/8.7.3) with SMTP id OAA04489 for ; Sun, 28 Jan 1996 14:10:18 -0800 (PST) Received: (from julian@localhost) by ref.tfs.com (8.6.12/8.6.9) id OAA02244; Sun, 28 Jan 1996 14:09:28 -0800 From: Julian Elischer Message-Id: <199601282209.OAA02244@ref.tfs.com> Subject: Re: lpt0 incorrect interrupt count / systat To: roberto@keltia.freenix.fr (Ollivier Robert) Date: Sun, 28 Jan 1996 14:09:28 -0800 (PST) Cc: freebsd-current@FreeBSD.ORG In-Reply-To: <199601282128.WAA23462@keltia.freenix.fr> from "Ollivier Robert" at Jan 28, 96 10:28:21 pm X-Mailer: ELM [version 2.4 PL24] Content-Type: text Sender: owner-current@FreeBSD.ORG Precedence: bulk untraceable interrupts get assigned to irq7 My guess is that your new ethernet card is generating interrrupts sometimes that are too short (or you clear the interrupt before it is serviced soemtimes (a lot actually) and they become "untraceable" and are caught by the lpt driver... it's a hardware "feature" in the PC. > - I'm seeing a weird interrupt count (much too high) for lpt0 since a few > days... > > interrupt total rate > lpt0 irq7 665828 227 > > The printer is of course inactive and even turned off. Where do these > interrupts come from ? I recently changed my NE2000 for a 3C509B; can this > be the cause of the problem ?