Re: ad0: TIMEOUT - Is my disk dying?

2007-03-30 Thread Guido Demmenie


On Mar 29, 2007, at 11:20 PM, Christian Walther wrote:


Hi,

I'm seeing a lot of the following messages lately:

Mar 29 21:02:01 pixie kernel: ad0: TIMEOUT - READ_DMA retrying (1
retry left) LBA=13554983
Mar 29 21:02:34 pixie kernel: ad0: TIMEOUT - READ_DMA retrying (1
retry left) LBA=35376691



You also might want to give smartmontools a try. This can be found
in the portscollection (sysutils/smartmontools). This will query
the SMART tool built in most IDE drives. You can let the harddrive
do a selfcheck. And gather some statistics from your drive.

--
Guido
www.rottnic.nl
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RE: ad0: TIMEOUT - Is my disk dying?

2007-03-30 Thread Wood, Russell
 -Original Message-
 From: [EMAIL PROTECTED] [mailto:owner-freebsd-
 [EMAIL PROTECTED] On Behalf Of Guido Demmenie
 Sent: Friday, 30 March 2007 3:00 PM
 To: Christian Walther
 Cc: FreeBSD Users Questions
 Subject: Re: ad0: TIMEOUT - Is my disk dying?
 
 
 On Mar 29, 2007, at 11:20 PM, Christian Walther wrote:
 
  Hi,
 
  I'm seeing a lot of the following messages lately:
 
  Mar 29 21:02:01 pixie kernel: ad0: TIMEOUT - READ_DMA retrying (1
  retry left) LBA=13554983
  Mar 29 21:02:34 pixie kernel: ad0: TIMEOUT - READ_DMA retrying (1
  retry left) LBA=35376691
 
 
 You also might want to give smartmontools a try. This can be found
 in the portscollection (sysutils/smartmontools). This will query
 the SMART tool built in most IDE drives. You can let the harddrive
 do a selfcheck. And gather some statistics from your drive.
 
 --
 Guido

When you have a suspected faulty hard drive, the last thing you want to
do is use it. If you want additional confirmation (which I doubt you
need as what you have printed is ample) then try Seatools from Seagate.
It's free and runs of a CDROM.

- Russell


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Re: ad0: TIMEOUT - Is my disk dying?

2007-03-30 Thread Guido Demmenie


On Mar 30, 2007, at 9:09 AM, Wood, Russell wrote:


-Original Message-
From: [EMAIL PROTECTED] [mailto:owner-freebsd-
[EMAIL PROTECTED] On Behalf Of Guido Demmenie
Sent: Friday, 30 March 2007 3:00 PM
To: Christian Walther
Cc: FreeBSD Users Questions
Subject: Re: ad0: TIMEOUT - Is my disk dying?


On Mar 29, 2007, at 11:20 PM, Christian Walther wrote:


Hi,

I'm seeing a lot of the following messages lately:

Mar 29 21:02:01 pixie kernel: ad0: TIMEOUT - READ_DMA retrying (1
retry left) LBA=13554983
Mar 29 21:02:34 pixie kernel: ad0: TIMEOUT - READ_DMA retrying (1
retry left) LBA=35376691



You also might want to give smartmontools a try. This can be found
in the portscollection (sysutils/smartmontools). This will query
the SMART tool built in most IDE drives. You can let the harddrive
do a selfcheck. And gather some statistics from your drive.

--
Guido


When you have a suspected faulty hard drive, the last thing you  
want to

do is use it.



- Russell


Can you tell me why?

--
Guido
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RE: ad0: TIMEOUT - Is my disk dying?

2007-03-30 Thread Wood, Russell
 -Original Message-
 From: Guido Demmenie [mailto:[EMAIL PROTECTED]
 Sent: Friday, 30 March 2007 3:15 PM
 To: Wood, Russell
 Cc: FreeBSD Users Questions
 Subject: Re: ad0: TIMEOUT - Is my disk dying?
 
 
 On Mar 30, 2007, at 9:09 AM, Wood, Russell wrote:
 
  -Original Message-
  From: [EMAIL PROTECTED] [mailto:owner-freebsd-
  [EMAIL PROTECTED] On Behalf Of Guido Demmenie
  Sent: Friday, 30 March 2007 3:00 PM
  To: Christian Walther
  Cc: FreeBSD Users Questions
  Subject: Re: ad0: TIMEOUT - Is my disk dying?
 
 
  On Mar 29, 2007, at 11:20 PM, Christian Walther wrote:
 
  Hi,
 
  I'm seeing a lot of the following messages lately:
 
  Mar 29 21:02:01 pixie kernel: ad0: TIMEOUT - READ_DMA retrying (1
  retry left) LBA=13554983
  Mar 29 21:02:34 pixie kernel: ad0: TIMEOUT - READ_DMA retrying (1
  retry left) LBA=35376691
 
 
  You also might want to give smartmontools a try. This can be found
  in the portscollection (sysutils/smartmontools). This will query
  the SMART tool built in most IDE drives. You can let the harddrive
  do a selfcheck. And gather some statistics from your drive.
 
  --
  Guido
 
  When you have a suspected faulty hard drive, the last thing you
  want to
  do is use it.
 
  - Russell
 
 Can you tell me why?
 
 --
 Guido

Sure. If you install software when your hard drive has bad sectors then
the software your installing may be written around those areas, possibly
won't run properly (if at all) and cause the system to become unstable
which would then result in further data loss. Also, bad sectors are like
a disease and continue to `spread' the more it's used.

- Russell


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Re: ad0: TIMEOUT - Is my disk dying?

2007-03-30 Thread Christian Walther

On 30/03/07, Wood, Russell [EMAIL PROTECTED] wrote:

 -Original Message-
 From: [EMAIL PROTECTED] [mailto:owner-freebsd-
 [EMAIL PROTECTED] On Behalf Of Guido Demmenie
 Sent: Friday, 30 March 2007 3:00 PM
 To: Christian Walther
 Cc: FreeBSD Users Questions
 Subject: Re: ad0: TIMEOUT - Is my disk dying?


 On Mar 29, 2007, at 11:20 PM, Christian Walther wrote:

  Hi,
 
  I'm seeing a lot of the following messages lately:
 
  Mar 29 21:02:01 pixie kernel: ad0: TIMEOUT - READ_DMA retrying (1
  retry left) LBA=13554983
  Mar 29 21:02:34 pixie kernel: ad0: TIMEOUT - READ_DMA retrying (1
  retry left) LBA=35376691
 

 You also might want to give smartmontools a try. This can be found
 in the portscollection (sysutils/smartmontools). This will query
 the SMART tool built in most IDE drives. You can let the harddrive
 do a selfcheck. And gather some statistics from your drive.

 --
 Guido


Thanks for pointing me to this port, I'll give it a try this evening.


When you have a suspected faulty hard drive, the last thing you want to
do is use it. If you want additional confirmation (which I doubt you
need as what you have printed is ample) then try Seatools from Seagate.
It's free and runs of a CDROM.

- Russell


Well, there isn't that much sensitive/important information on the
disk, but moving the system over to a fresh disk save me the work of
rebuilding the entire system again.
And I was just at a local computer store yesterday,  buying a bigger
disk as a replacement for the disk this thread is about. So I'm quite
lucky here. It's just a pity that I was planning a bigger HDD exchange
session. The broken disk was supposed to end up a T21. Well, I guess
I'll have to get another one. (Originally I didn't want to put more
money in the old machine, but its Harddrive is severily damaged but
the machine itself performs well for its owner.)
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Re: ad0: TIMEOUT - Is my disk dying?

2007-03-30 Thread Alex Zbyslaw

Christian Walther wrote:



  I'm seeing a lot of the following messages lately:
 
  Mar 29 21:02:01 pixie kernel: ad0: TIMEOUT - READ_DMA retrying (1
  retry left) LBA=13554983
  Mar 29 21:02:34 pixie kernel: ad0: TIMEOUT - READ_DMA retrying (1
  retry left) LBA=35376691



Just thought I should point out that you can get errors like this if 
your disk drive *cable* is faulty or has wiggled loose.


I spent hours testing a 250Gb drive with manufacturer tools only to 
solve the problem by replacing the SATA cable.  I suspect the cable was 
fine and had just wiggled loose.  SATA may be thinner, but they're still 
a bugger to route because they pull out so easily.  Even an IDE cable 
could have gone faulty or wiggled out; but in 15 years that's never 
happened to me whereas I've seen 2 SATA cables wiggle out in an 
untouched tower case in two years.


--Alex


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Re: ad0: TIMEOUT - Is my disk dying?

2007-03-30 Thread Jerry McAllister
On Fri, Mar 30, 2007 at 09:15:19AM +0200, Guido Demmenie wrote:

 
 On Mar 30, 2007, at 9:09 AM, Wood, Russell wrote:
 
 -Original Message-
 From: [EMAIL PROTECTED] [mailto:owner-freebsd-
 [EMAIL PROTECTED] On Behalf Of Guido Demmenie
 Sent: Friday, 30 March 2007 3:00 PM
 To: Christian Walther
 Cc: FreeBSD Users Questions
 Subject: Re: ad0: TIMEOUT - Is my disk dying?
 
 
 On Mar 29, 2007, at 11:20 PM, Christian Walther wrote:
 
 Hi,
 
 I'm seeing a lot of the following messages lately:
 
 Mar 29 21:02:01 pixie kernel: ad0: TIMEOUT - READ_DMA retrying (1
 retry left) LBA=13554983
 Mar 29 21:02:34 pixie kernel: ad0: TIMEOUT - READ_DMA retrying (1
 retry left) LBA=35376691
 
 
 You also might want to give smartmontools a try. This can be found
 in the portscollection (sysutils/smartmontools). This will query
 the SMART tool built in most IDE drives. You can let the harddrive
 do a selfcheck. And gather some statistics from your drive.
 
 --
 Guido
 
 When you have a suspected faulty hard drive, the last thing you  
 want to
 do is use it.
 
 - Russell
 
 Can you tell me why?

Because it will potentially make it fail totally sooner.
Hard disk failures tend to be rapidly progressive once
they get bad enough to start showing up in messages.
You want to get your important stuff off it as soon as possible
and certainly without encouraging the disk to die before
that can be done.Once you have made sure of your important
data, then go ahead and play with it and see what you can find out.

jerry

 
 --
 Guido
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Re: ad0: TIMEOUT - Is my disk dying?

2007-03-30 Thread RW
On Fri, 30 Mar 2007 14:44:33 +0100
Alex Zbyslaw [EMAIL PROTECTED] wrote:

 Christian Walther wrote:
 
 
I'm seeing a lot of the following messages lately:
   
Mar 29 21:02:01 pixie kernel: ad0: TIMEOUT - READ_DMA retrying
(1 retry left) LBA=13554983
Mar 29 21:02:34 pixie kernel: ad0: TIMEOUT - READ_DMA retrying
(1 retry left) LBA=35376691
 
 
 Just thought I should point out that you can get errors like this if 
 your disk drive *cable* is faulty or has wiggled loose.
 
 I spent hours testing a 250Gb drive with manufacturer tools only to 
 solve the problem by replacing the SATA cable.  I suspect the cable
 was fine and had just wiggled loose.  SATA may be thinner, but
 they're still a bugger to route because they pull out so easily.
 Even an IDE cable could have gone faulty or wiggled out; but in 15
 years that's never happened to me whereas I've seen 2 SATA cables
 wiggle out in an untouched tower case in two years.

This happened to me a couple of months ago, the problem went away after
I reseated the SATA connectors. 
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Re: ad0: TIMEOUT - Is my disk dying?

2007-03-30 Thread Christian Walther

On 30/03/07, Alex Zbyslaw [EMAIL PROTECTED] wrote:

Christian Walther wrote:


   I'm seeing a lot of the following messages lately:
  
   Mar 29 21:02:01 pixie kernel: ad0: TIMEOUT - READ_DMA retrying (1
   retry left) LBA=13554983
   Mar 29 21:02:34 pixie kernel: ad0: TIMEOUT - READ_DMA retrying (1
   retry left) LBA=35376691


Just thought I should point out that you can get errors like this if
your disk drive *cable* is faulty or has wiggled loose.


Yes, I know these defects, but this is an IBM Laptop which doesn't has
a cable to connect the HDD to the mainboard. I just checked it as I
replaced the disk. ;-)

So the system is up and running again. Everything went really smooth:
I booted FreeBSIE, dumped all filesystem to a NFS share, replaced the
disk, formatted the new disk, and restored everything. Rebooted the
machine, and here we are. :-)

Thanks everybody for your advice and information.

BTW: If I understand smartmontools correctly the disks firmware
counted 67 r/w errors.
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RE: ad0: TIMEOUT - Is my disk dying?

2007-03-29 Thread Wood, Russell


 -Original Message-
 From: [EMAIL PROTECTED] [mailto:owner-freebsd-
 [EMAIL PROTECTED] On Behalf Of Christian Walther
 Sent: Friday, 30 March 2007 5:21 AM
 To: FreeBSD Users Questions
 Subject: ad0: TIMEOUT - Is my disk dying?
 
 Hi,
 
 I'm seeing a lot of the following messages lately:
 
 Mar 29 21:02:01 pixie kernel: ad0: TIMEOUT - READ_DMA retrying (1
 retry left) LBA=13554983
 ...
 Mar 29 21:52:59 pixie kernel: ad0: TIMEOUT - READ_DMA retrying (1
 retry left) LBA=4663
 
 
 Christian

You have bad sectors on your hard drive. Buy a new one now if your data
is of any importance.

- Russell


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the e-mail and any attachments without using or disclosing the contents in any 
way. The views expressed in this e-mail are those of the author, and do not 
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scan this e-mail and any attachments for viruses. This company accepts no 
liability for any direct or indirect damage or loss resulting from the use of 
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Re: ad0: TIMEOUT - Is my disk dying?

2007-03-29 Thread Christian Walther

On 30/03/07, Wood, Russell [EMAIL PROTECTED] wrote:



 -Original Message-
 From: [EMAIL PROTECTED] [mailto:owner-freebsd-
 [EMAIL PROTECTED] On Behalf Of Christian Walther
 Sent: Friday, 30 March 2007 5:21 AM
 To: FreeBSD Users Questions
 Subject: ad0: TIMEOUT - Is my disk dying?

 Hi,

 I'm seeing a lot of the following messages lately:

 Mar 29 21:02:01 pixie kernel: ad0: TIMEOUT - READ_DMA retrying (1
 retry left) LBA=13554983
 ...
 Mar 29 21:52:59 pixie kernel: ad0: TIMEOUT - READ_DMA retrying (1
 retry left) LBA=4663


 Christian

You have bad sectors on your hard drive. Buy a new one now if your data
is of any importance.



Thanks Russell, that was exactly what I was expecting.
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