The WD saga contintues, I have an 80GB drive that runs at far from optimium speeds.
WD are adament that their drives are great, shame my WD certainly is not.
JG
-------- Original Message --------
> Subject: WD hard drive does not follow correct CRC checking procedure,
> thus is incompatible with GNU/Linux [Incident: 021217-000046]
> Date: Tue, 17 Dec 2002 11:56:53 -0800 (PST)
> From: Western Digital Support <[EMAIL PROTECTED]>
> Reply-To: Western Digital Support <[EMAIL PROTECTED]>
> To: [EMAIL PROTECTED]
>
> Dear J.,
>
> Below is a response to your recent question. If the response provided
> does not answer your question, you can either reply to this message or
> go to the link below.
>
> We will assume your issue has been resolved if we do not hear from you
> within 96 hours.
>
>
> To reply to this message, first click your email �Reply� button. You
> must INSERT YOUR TEXT BETWEEN the lines indicated below.
> [===> Please enter your reply below this line <===]
>
> [===> Please enter your reply above this line <===]
>
>
> http://wdc.custhelp.com/cgi-bin/wdc.cfg/php/enduser/acct_login.php?[EMAIL PROTECTED]&p_next_page=myq_upd.php&p_refno=021217-000046&p_created=1040134005
>
>
> You may also update your question by using the link below. The link
> will take you to MyStuff.MyStuff is a service where you can check and
> update the status of the
> questions you submitted to
> us.http://wdc.custhelp.com/cgi-bin/wdc.cfg/php/enduser/acct_login.php?[EMAIL PROTECTED]=myq_upd.php&p_refno=021217-000046&p_created=1040134005
>
>
> Jason
> Western Digital Customer Service and Support
>
> Summary - Brief Description (100 chars max)
> ---------------------------------------------------------------
> WD hard drive does not follow correct CRC checking procedure, thus is
> incompatible with GNU/Linux
>
>
> Discussion Thread
> ---------------------------------------------------------------
> Response (Jason) - 12/17/2002 11:56 AM
> Our ATA is fully in compliance with set standards. Many users including
> corporations use our drives in their systems and servers. Please
> understand that we cannot provide you with technical support for the
> install of Linux in any way.
>
> Customer (J. Grant) - 12/17/2002 11:52 AM
> Civilme: I have CC'd you as Jason is sure that WD drives work fine with
> GNU/Linux and do not in fact have CRC problems. Could you offer some
> insight on the problem I am having with my WD800BB-00CAA1 80GB HD
>
>
> Thank you for the reply.
>
> However I do not think your reply is correct. Please see the message
> below from one of the linux lists. Also below is the output from hdparm,
> it clearly states that the WD drive does not follow the standars as it
> doe not even report it correctly!
>
> Please contact another member if your technical team and pose the
> question about the CRC
>
>
> Regards
>
> JG
>
> -----------
>
> # hdparm -i /dev/hde
>
> /dev/hde:
>
> Model=WDC WD800BB-00CAA1, FwRev=17.07W17, SerialNo=WD-WMA8E3405796
> Config={ HardSect NotMFM HdSw>15uSec SpinMotCtl Fixed DTR>5Mbs
> FmtGapReq }
> RawCHS=16383/16/63, TrkSize=57600, SectSize=600, ECCbytes=40
> BuffType=DualPortCache, BuffSize=2048kB, MaxMultSect=16, MultSect=16
> CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=156301488
> IORDY=on/off, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
> PIO modes: pio0 pio1 pio2 pio3 pio4
> DMA modes: mdma0 mdma1 mdma2
> UDMA modes: udma0 udma1 udma2
> AdvancedPM=no WriteCache=enabled
> Drive conforms to: device does not report version: 1 2 3 4 5
>
>
>
>
>
>
> linux-elitists] Your mother uses Western Digital
> Don Marti <[EMAIL PROTECTED]>
> Wed, 16 Feb 2000 13:44:58 -0800 rfc822
> mailmethis
> Not that anyone on this list would buy such crap, but who knows
> what people will drag to an installfest.
>
> This is from a recent linux-kernel discussion. Quoting Andre Hedrick,
> Linux ATA developer:
>
> WDC drives blow off the CRC check of UDMA.........This is BAD and STUPID.
> Several of the OEM chipset makers have allowed this crap to exist.
> ATA-2 (style) can not handle ATA-3/4 transfer rates without the CRC
> checks, you end up continuing the DMA writing regardless if you lost data
> that would have been saved if the UDMA CRC was intact.
>
> This is a pure hardware issue...
>
> http://kernelnotes.org/lnxlists/linux-kernel/lk_0001_05/msg00211.html
>
> Response (Jason) - 12/17/2002 10:45 AM
> Many users use our drives with Linux and are able to install with no
> issues. If you are having issues with installation then please contact
> your operating system manufacture for assistance with any bugs you may
> have. Linux is still a freeware and there are many variations that
> require special set up in your BIOS and the OS to install properly with
> other devices in your system. The drive will work if you install Linux
> properly.
>
> We do not offer refunds on drives. Your best option if you want a
> refund is to contact your place of purchase regarding their return policy.
>
> Our drives fully comply with UDMA standards.
>
> Customer (J. Grant) - 12/17/2002 10:37 AM
> Hello Jason,
>
> It has been widely discussed that your CRC algorithm for UDMA 66 and
> above does not complete the CRC checks correctly, leading to corruption.
>
> Also because you do not follow the ATA/IDE spec fully I can not use my
> drive at full speed.
>
>
> All these errors below are from the drive, because the drive does not
> follow the standard I can not use it fully. It only works at a very slow
> speed.
>
> I should be entitled to a refund, as it was badly designed and your CRC
> error means I loose data. Please contact which every technical manager
> you need to, please make sure they are aware that this CRC error should
> be resolved.
>
> Regards
>
> JG
>
> hde: dma_intr: status=0x51 { DriveReady SeekComplete Error }
> hde: dma_intr: error=0x84 { DriveStatusError BadCRC }
> hde: dma_intr: status=0x51 { DriveReady SeekComplete Error }
> hde: dma_intr: error=0x84 { DriveStatusError BadCRC }
> hde: dma_intr: status=0x51 { DriveReady SeekComplete Error }
> hde: dma_intr: error=0x84 { DriveStatusError BadCRC }
> hde: dma_intr: status=0x51 { DriveReady SeekComplete Error }
> hde: dma_intr: error=0x84 { DriveStatusError BadCRC }
> ide2: reset: success
> hde: dma_intr: status=0x51 { DriveReady SeekComplete Error }
> hde: dma_intr: error=0x84 { DriveStatusError BadCRC }
> hde: dma_intr: status=0x51 { DriveReady SeekComplete Error }
> hde: dma_intr: error=0x84 { DriveStatusError BadCRC }
> hde: dma_intr: status=0x51 { DriveReady SeekComplete Error }
> hde: dma_intr: error=0x84 { DriveStatusError BadCRC }
> hde: dma_intr: status=0x51 { DriveReady SeekComplete Error }
> hde: dma_intr: error=0x84 { DriveStatusError BadCRC }
> ide2: reset: success
>
>
>
>
>
>
>
>
>
>
>
>
>> >
>
> Response (Jason) - 12/17/2002 09:23 AM
> Our drives are fully compatible with Linux. Please accept our apology
> for the inconvenience but we currently do not offer technincal support
> for Linux, Unix, and Sun Solaris.
>
> Your best option is to contact you OS manufacturer for support with your
> installation issue of their operating system.
>
> Customer (J. Grant) - 12/17/2002 06:06 AM
> Hello,
>
> Western Digital WD800BB-00CAA1 80GB HD
>
> There is a major problem with your drive CRC, and lacking linux support.
> So the drive
> I purchased is useless, I would like a full refund if you can not
> resolve the problem
> with new firmware or a fixed drive without the CRC problems I am
> experiencing.
>
> Also your site is poorly organised, it says "email support" but it is
> not email
> it is this silly form, I have submited it, but then it said to create an
> account
> so I assume it did not send the first version of this "email"
>
> Regards
>
> JG
>
>
> http:[EMAIL PROTECTED]
>
> Your mother uses Western Digital
> [linux-elitists] Your mother uses Western Digital
> Don Marti <[EMAIL PROTECTED]>
> Wed, 16 Feb 2000 13:44:58 -0800 rfc822
> mailmethis
> Not that anyone on this list would buy such crap, but who knows
> what people will drag to an installfest.
>
> This is from a recent linux-kernel discussion. Quoting Andre Hedrick,
> Linux ATA developer:
>
> WDC drives blow off the CRC check of UDMA.........This is BAD and STUPID.
> Several of the OEM chipset makers have allowed this crap to exist.
> ATA-2 (style) can not handle ATA-3/4 transfer rates without the CRC
> checks, you end up continuing the DMA writing regardless if you lost data
> that would have been saved if the UDMA CRC was intact.
>
> This is a pure hardware issue...
>
> http://kernelnotes.org/lnxlists/linux-kernel/lk_0001_05/msg00211.html
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