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SubjectRe: IDE write speed (Promise versus AMD)
Andrew D Kirch wrote:
: excuse the mailer, but I've been having similar issues with my promise
: controller... interesting huh? give me a little more info on the board and
: make sure to target a reply to, I'll keep you posted on
: anything I find to fix it... right now my speed difference isn't THAT
: dramatic... Going to a beta mandrake install from 8.2 I've lost 40% of my
: software raid-0 performance (from a hdparm of 80MB/s to 56MB/s. :(
: I'm going to play with jumpers later, so I'll let you know what I find.

Mainboard is MSI K7D-Master (AMD 760 MPX chipset),
the Promise controller is PDC 20269 with the following lspci

02:04.0 Unknown mass storage controller: Promise Technology, Inc. 20269 (rev 02) (prog-if 85)
Subsystem: Promise Technology, Inc.: Unknown device 4d68
Flags: bus master, 66Mhz, slow devsel, latency 32, IRQ 16
I/O ports at 9000 [size=8]
I/O ports at 9400 [size=4]
I/O ports at 9800 [size=8]
I/O ports at 9c00 [size=4]
I/O ports at a000 [size=16]
Memory at f8000000 (32-bit, non-prefetchable) [size=16K]
Expansion ROM at <unassigned> [disabled] [size=16K]
Capabilities: [60] Power Management version 1


| Jan "Yenya" Kasprzak <kas at { - work | - private}> |
| GPG: ID 1024/D3498839 Fingerprint 0D99A7FB206605D7 8B35FCDE05B18A5E |
| Czech Linux Homepage: |
Pruning my incoming mailbox after being 10 days off-line,
sorry for the delayed reply.
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