Disk errors

Micah micahjon at ywave.com
Fri Sep 30 17:13:33 PDT 2005

Mike Jeays wrote:
> On Fri, 2005-09-30 at 16:48, Gerard Seibert wrote:
>>On Fri, 30 Sep 2005 16:31:58 -0400, Mike Jeays <Mike.Jeays at rogers.com>
>>Subject: Disk errors
>>Wrote these words of wisdom:
>>>I am getting one or two of these a day on a Western Digital 80GB disk
>>>How concerned should I be?  The machine seems reliable otherwise.
>>>ad0: WARNING - READ_DMA UDMA ICRC error (retrying request) LBA=61092255
>>>ad0: WARNING - READ_DMA UDMA ICRC error (retrying request) LBA=61314367
>>>ad0: WARNING - READ_DMA UDMA ICRC error (retrying request) LBA=7139615
>>***** REPLY SEPARATOR *****
>>On 9/30/2005 4:43:22 PM, Gerard Seibert Replied:
>>I am not sure what free disk diagnostic programs are available, but I
>>have used Steve Gibson's 'SpinRite' < http://grc.com > with great
>>success in the past. If there is something wrong with the disk or
>>controller, it will find it. Just run it at the highest level, level 5
>>I believe.
> Thanks for the suggestion.  I didn't fancy spending $89 US on software
> to test a single 80GB disk, because I can buy a new one for about the
> same price.
> I googled for free tools, and found DFT by Hitachi.  I downloaded the
> bootable CD version, and tested my disk with it.  DFT didn't report any
> errors, and so I will carry on using the disk, and make sure I have good
> backups.  The tool was easy to download and use, but I don't have any
> evidence about how good it is at finding errors - so far.
> DFT can be found at:
> http://www.hgst.com/hdd/support/download.htm

A good collection of free tools that includes several hard disk 
diagnostic apps, try the ultimate boot cd. 
http://www.ultimatebootcd.com/ It's come in handy once or twice.


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