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SubjectRe: 2.4.0-test10pre5: still IDE lockups on HPT366 controller.
On Tue, 24 Oct 2000, Mark Hahn wrote:

> > APIC error on CPU1 00(02) or 02(02) or 00(08) or 00(04)
>
> BP6 bugs, not linux's, and especially not ide's fault. you have to
> do the usual BP6 voodoo: bios update, extra fans, big PS, higher voltage.
>
> > The machine has four IDE ports on the motherboard, two are UDMA33,
> > two are UDMA66 via an integrated HPT66 controller. There are four
> > brand new Samsung drives connected to the IDE ports. Motherboard:
> > Abit BP6, two celerons @366 Mhz, not yet overclocked.
>
> I don't really expect much from my BP6, but:
> -------Sequential Output-------- ---Sequential Input-- --Random--
> -Per Char- --Block--- -Rewrite-- -Per Char- --Block--- --Seeks---
> MB K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU /sec %CPU
> 500 24150 100.8 57334 63.5 26323 31.7 28861 91.4 60735 52.0 258.6 2.1

Sheesh, I am impressed!

> that's on a 128M machine, so the bandwidths are real. that's a
> 3-way raid0 of 15G/platter udma33 disks under test10pre5.
>
> the astonishing thing is that when bonnie's writing, the machine
> wakes bdflush up > 50,000 times per second! so obviously, the
> %CPU numbers are even less meaningful than usual.
>
> good job, Andre!

Thanks Mark, I can always use the compliments.
I usually get fix this, this is broken...

Cheers,

Andre Hedrick
The Linux ATA/IDE guy

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