From owner-freebsd-questions Thu Feb 22 15:43:55 2001 Delivered-To: freebsd-questions@freebsd.org Received: from web4704.mail.yahoo.com (web4704.mail.yahoo.com [216.115.105.204]) by hub.freebsd.org (Postfix) with SMTP id 06F2E37B401 for ; Thu, 22 Feb 2001 15:43:51 -0800 (PST) (envelope-from techbot2@yahoo.com) Message-ID: <20010222234350.12636.qmail@web4704.mail.yahoo.com> Received: from [209.6.189.122] by web4704.mail.yahoo.com; Thu, 22 Feb 2001 15:43:50 PST Date: Thu, 22 Feb 2001 15:43:50 -0800 (PST) From: Jamie Pemantell Subject: Hard drive READ problems To: freebsd-questions@FreeBSD.ORG MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG My machine dreamer, which runs FreeBSD 4.2-RELEASE, has produced some nasty error messages lately. They occur mostly when I log in as a user I created with pdksh as his shell. Recently, when I attempted to log in, I received the following succession of error messages: Feb 21 19:32:13 dreamer /kernel: ad0: READ command timeout tag=0 serv=0 - resetting Feb 21 19:32:56 dreamer /kernel: ata0: resetting devices .. done (x3) Feb 21 19:33:07 dreamer /kernel: ad0: trying fallback to PIO mode Feb 21 19:33:07 dreamer /kernel: ata0: resetting devices .. done Feb 21 19:33:07 dreamer /kernel: ad0: READ command timeout tag=0 serv=0 - resetting Feb 21 19:33:07 dreamer /kernel: ata0: resetting devices .. done Feb 21 19:33:07 dreamer /kernel: ad0: read interrupt arrived earlyad0: read error detected (too) latead0: READ command timeout tag=0 serv=0 - resetting Feb 21 19:33:07 dreamer /kernel: ata0: resetting devices .. done Feb 21 19:33:07 dreamer /kernel: ad0: read interrupt arrived earlyad0: read error detected (too) latespec_getpages:(#ad/0x20005) I/O read failure: (error=5) bp 0xc1780f80 vp 0xc31f0c00 Feb 21 19:33:07 dreamer /kernel: size: 65536, resid: 42496, a_count: 65536, valid: 0x0 Feb 21 19:33:07 dreamer /kernel: nread: 23040, reqpage: 7, pindex: 33, pcount: 16 Feb 21 19:33:07 dreamer /kernel: vm_fault: pager read error, pid 258 (ksh) Feb 21 19:33:07 dreamer /kernel: pid 258 (ksh), uid 1003: exited on signal 11 (core dumped) Feb 21 19:33:55 dreamer su: jamiep to root on /dev/ttyv1 Feb 21 19:35:54 dreamer /kernel: ad0: READ command timeout tag=0 serv=0 - resetting Feb 21 19:35:55 dreamer /kernel: ata0: resetting devices .. done Feb 21 19:35:55 dreamer /kernel: ad0: read interrupt arrived earlyad0: read error detected (too) late ad0 is my harddrive: 957MB [1946/16/63] at ata0-master WDMA2 I was wondering if someone would explain the problems I'm having and the solution, if there is one [that doesn't involve buying new hardware.] I'm really interesting in learning, and would be grateful for a specific and detailed explanation. Thanks, Jamie __________________________________________________ Do You Yahoo!? Yahoo! Auctions - Buy the things you want at great prices! http://auctions.yahoo.com/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message