From owner-freebsd-hackers Sun Oct 29 08:36:59 1995 Return-Path: owner-hackers Received: (from root@localhost) by freefall.freebsd.org (8.6.12/8.6.6) id IAA00948 for hackers-outgoing; Sun, 29 Oct 1995 08:36:59 -0800 Received: from aslan.cdrom.com (aslan.cdrom.com [192.216.223.142]) by freefall.freebsd.org (8.6.12/8.6.6) with ESMTP id IAA00935 for ; Sun, 29 Oct 1995 08:36:55 -0800 Received: from localhost.cdrom.com (localhost.cdrom.com [127.0.0.1]) by aslan.cdrom.com (8.6.12/8.6.9) with SMTP id JAA02100; Sun, 29 Oct 1995 09:26:54 -0800 Message-Id: <199510291726.JAA02100@aslan.cdrom.com> X-Authentication-Warning: aslan.cdrom.com: Host localhost.cdrom.com didn't use HELO protocol To: Andreas Klemm cc: hackers@freebsd.org Subject: Re: -stable: dump hangs system when using AHC_TAGENABLE (2940 tagged cmdq) In-reply-to: Your message of "Sun, 29 Oct 1995 15:17:45 +0100." <199510291417.PAA01820@knobel.gun.de> Date: Sun, 29 Oct 1995 09:26:54 -0800 From: "Justin T. Gibbs" Sender: owner-hackers@freebsd.org Precedence: bulk >Hi ! > >I'm running current FreeBSD stable. When trying to make a system >dump, the machine hangs without reporting an error. > >It turned out, that you can make a backup using tar when >tagged command queueing is enabled, but not the dump(8) >utility. > >For your information ... > > Andreas /// Was there any console output when it hung? What kind of disk are you using? Is it narrow or wide? Tagged queuing should work for all types of I/O... I guess I'll have to go wade through dump. >-- >$$ apsfilter - magic print filter 4lpd @home : andreas@knobel.gun.de >$$ ftp://sunsite.unc.edu @work : andreas@sunny.wup.de >$$ /pub/Linux/system/Printing/aps-491.tgz knobel: >>> powered by FreeBSD <<< -- Justin T. Gibbs =========================================== Software Developer - Walnut Creek CDROM FreeBSD: Turning PCs into workstations ===========================================