From owner-freebsd-questions Sun Oct 28 8:57:45 2001 Delivered-To: freebsd-questions@freebsd.org Received: from host38.frys.com (mail.frys.com [63.204.205.11]) by hub.freebsd.org (Postfix) with ESMTP id 8590537B40A for ; Sun, 28 Oct 2001 08:57:35 -0800 (PST) Received: from frys.com (ppp-66-121-20-144.frys.com [66.121.20.144]) by host38.frys.com (8.11.0/8.11.0) with ESMTP id f9SGscS07917 for ; Sun, 28 Oct 2001 08:54:39 -0800 Message-ID: <3BDC38FF.AD7B52BD@frys.com> Date: Sun, 28 Oct 2001 08:57:35 -0800 From: Rakesh Prajapati X-Mailer: Mozilla 4.76 [en] (X11; U; FreeBSD 4.2-RELEASE i386) X-Accept-Language: en MIME-Version: 1.0 To: questions@freebsd.org Subject: Error Messages on Console, FreeBSD 4.2 RELEASE Content-Type: multipart/alternative; boundary="------------71291FE21D7321B9747BC4C3" Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG --------------71291FE21D7321B9747BC4C3 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit I have installed FreeBSD 4.2 RELEASE on my DELL Dimension PC. Everything works fine except occasionally I get this error message on my Console. Oct 28 01:01:19 rakesh /kernel: ad0: DMA problem fallback to PIO mode Oct 28 01:01:19 rakesh /kernel: ad0: DMA problem fallback to PIO mode Oct 28 01:01:45 rakesh /kernel: ad0: HARD READ ERROR blk# 56477947 status=59 error=40 Oct 28 01:01:45 rakesh /kernel: ad0: HARD READ ERROR blk# 56477947 status=59 error=40 Oct 28 01:01:52 rakesh /kernel: ad0: HARD READ ERROR blk# 56806265 status=59 error=40 Oct 28 01:01:52 rakesh /kernel: ad0: HARD READ ERROR blk# 56806265 status=59 error=40 Oct 28 02:01:10 rakesh /kernel: ad0: HARD READ ERROR blk# 59883601 status=59 error=40 Oct 28 02:01:10 rakesh /kernel: ad0: HARD READ ERROR blk# 59883601 status=59 error=40 Oct 28 02:01:38 rakesh /kernel: ad0: HARD READ ERROR blk# 56477947 status=59 error=40 Oct 28 02:01:38 rakesh /kernel: ad0: HARD READ ERROR blk# 56477947 status=59 error=40 Oct 28 02:01:45 rakesh /kernel: ad0: HARD READ ERROR blk# 56806265 status=59 error=40 Oct 28 02:01:45 rakesh /kernel: ad0: HARD READ ERROR blk# 56806265 status=59 error=40 I know that my hard disk is good , ie no bad sectors etc , as when I my format my drive in Windows , there are no drive errors. Its a 40 GB IDE hard disk. rakesh# df -k Filesystem 1K-blocks Used Avail Capacity Mounted on /dev/ad0s1a 992239 33342 879518 4% / /dev/ad0s1e 9924475 581280 8549237 6% /usr /dev/ad0s1f 9924475 87793 9042724 1% /usr/local /dev/ad0s1g 9924475 1565123 7565394 17% /var procfs 4 4 0 100% /proc rakesh# Any Ideas? Thanks Rakesh --------------71291FE21D7321B9747BC4C3 Content-Type: text/html; charset=us-ascii Content-Transfer-Encoding: 7bit   
I have installed FreeBSD 4.2 RELEASE on my DELL Dimension PC.
Everything works fine except occasionally I get this error message on my
Console.
 

Oct 28 01:01:19 rakesh /kernel: ad0: DMA problem fallback to PIO mode
Oct 28 01:01:19 rakesh /kernel: ad0: DMA problem fallback to PIO mode
Oct 28 01:01:45 rakesh /kernel: ad0: HARD READ ERROR blk# 56477947 status=59 error=40
Oct 28 01:01:45 rakesh /kernel: ad0: HARD READ ERROR blk# 56477947 status=59 error=40
Oct 28 01:01:52 rakesh /kernel: ad0: HARD READ ERROR blk# 56806265 status=59 error=40
Oct 28 01:01:52 rakesh /kernel: ad0: HARD READ ERROR blk# 56806265 status=59 error=40
Oct 28 02:01:10 rakesh /kernel: ad0: HARD READ ERROR blk# 59883601 status=59 error=40
Oct 28 02:01:10 rakesh /kernel: ad0: HARD READ ERROR blk# 59883601 status=59 error=40
Oct 28 02:01:38 rakesh /kernel: ad0: HARD READ ERROR blk# 56477947 status=59 error=40
Oct 28 02:01:38 rakesh /kernel: ad0: HARD READ ERROR blk# 56477947 status=59 error=40
Oct 28 02:01:45 rakesh /kernel: ad0: HARD READ ERROR blk# 56806265 status=59 error=40
Oct 28 02:01:45 rakesh /kernel: ad0: HARD READ ERROR blk# 56806265 status=59 error=40
 
 

I know that my hard disk is good , ie no bad sectors etc , as when  I my format my drive in Windows , there are no drive errors.

Its a 40 GB IDE hard disk.

rakesh# df -k
Filesystem  1K-blocks     Used    Avail Capacity  Mounted on
/dev/ad0s1a    992239    33342   879518     4%    /
/dev/ad0s1e   9924475   581280  8549237     6%    /usr
/dev/ad0s1f   9924475    87793  9042724     1%    /usr/local
/dev/ad0s1g   9924475  1565123  7565394    17%    /var
procfs              4        4        0   100%    /proc
rakesh#
 

Any Ideas?
 

Thanks
Rakesh
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