Michael,
Whatever card you are using, in you are getting that low I need to know
more info. That drive should cook at 30MB/sec.
On Fri, 20 Oct 2000, Michael Kwasigroch wrote:
> Hi,
>
> I recently bought a 40Gig IBM ATA100 disk as a replacement for a dying 4G
> SCSI disk. I knew I was risking some trouble because I have an about 4 year
> old triton 2 board (Intel 430HX) and I didn't want to risk more trouble
> (and spend more money) by using a proprietary PCI IDE controller board. But
> the disk was dead cheap and really big so I bought it and connected it as
> the primary master on the onboard controller and...
>
> Linux (stock 2.2.17) could ony push about 2.6 MB/s "through" it (hdparm -Tt
> /dev/hda)... :-(
>
> The scsi disks can do about 5.5 - 6.1 MB/s (8Bit fast SCSI, no ultra,
> adaptec 2940 PCI).
>
> So I tried to enable IDE DMA, 16 bit data transfers, no use. That was quite
> disappointing but I gave up until yesterday when I (again) searched
>
> http://www.linux-ide.org
>
> I got the latest 2.2.17 ide-patch, made a new kernel and voila:
>
> My new IDE disk now "flies" at about 9.2 MB/s and really outperforms the
> scsi disks!!!
>
> ABOUT 3.5 PERFORMANCE GAIN! FOR FREE!!! Unbelievable, but the truth with
> free software...
>
>
> One thing I don't understand: Why is this patch not in the stock kernel? It
> should (positively) affect lots of people, or am I missing something?
>
>
> P.S.: Please email me directly, I'm not subscribed to any Linux list.
>
> PPS: Beware 33+ Gig IDE disks if you have an Award 4.51 BIOS and want to
> boot from it.
> You will **NOT** be able to boot from disks >33G due to a BIOS bug.
> See
> http://www.storage.ibm.com/techsup/hddtech/bios338gb.htm
> and
> http://www.storage.ibm.com/techsup/hddtech/hddfaqs.htm
> for details.
>
>
> Enjoy.
>
>
> Mit freundlichen Gruessen / best regards
>
> Michael Kwasigroch
> FaxPlus/Open Development
> ________________________________________
>
> eMail: [EMAIL PROTECTED]
>
> INTERCOPE GmbH
>
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>
Andre Hedrick
The Linux ATA/IDE guy
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