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Date: Tue, 27 Dec 2005 08:48:39 +0200
From: Nikolay Pavlov <quetzal@zone3000.net>
To: delphij@delphij.net
Message-ID: <20051227064839.GA6634@zone3000.net>
Mail-Followup-To: Nikolay Pavlov <quetzal>, delphij@delphij.net,
	freebsd-stable <freebsd-stable@freebsd.org>, sos@freebsd.org
References: <a78074950512160849w70335610xd2cb0c3b61ed92a2@mail.gmail.com>
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Cc: freebsd-stable <freebsd-stable@freebsd.org>, sos@freebsd.org
Subject: Re: indefinite wait buffer: Does this indicate hardware issue?
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On Saturday, 17 December 2005 at  0:49:48 +0800, Xin LI wrote:
> Dear folks,
> 
> I have a box indicating the following sometimes:
> "swap_pager: indefinite wait buffer: bufobj: 0, blkno: 262169, size: 4096"
> 
> It's running FreeBSD 6.0-RELEASE, with two Maxtor 7Y250P0 hard disks
> attached to Intel ICH5 UDMA100 controller with hw.ata.wc disabled.
> 
> Does this indicate a hardware issue, or some bugs elsewhere?
> 
> Cheers,
> --
> Xin LI <delphij@delphij.net> http://www.delphij.net

Seems i have the same problem.

 ad1: req=0xc2998000 SETFEATURES SET TRANSFER MODE semaphore timeout !! DANGER Will Robinson !!
 swap_pager: indefinite bufobj: 0 blkno: 3 size: 4096

 then it's just halt.

 But not everytime, sometimes it's booting without any problems and i don't know why..

 Here is additional information:

 ==================================================================================================
 # uname -a
 FreeBSD spirit 6.0-RELEASE FreeBSD 6.0-RELEASE #0: Fri Nov 11 17:00:05 UTC 2005     root@spirit:/usr/obj/usr/s
 rc/sys/SPIRIT  i386
 ============================================================================================
 ATA channel 0:
     Master:      no device present
     Slave:   ad1 <Maxtor 6E040L0/NAR61590 ATA/ATAPI revision 7
 ATA channel 1:
     Master:      no device present
     Slave:       no device present
 ============================================================================================
 atapci0@pci0:31:1:      class=0x01018a card=0x24c21458 chip=0x24cb8086 rev=0x02 hdr=0x00
     vendor   = 'Intel Corporation'
     device   = '82801DB/DBL (ICH4/ICH4-L) UltraATA/100 EIDE Controller'
     class    = mass storage
     subclass = ATA



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-- 
================================================================================
= Best regards, Nikolay Pavlov. <<<------------------------------------------- =
================================================================================