Re: Abysmal RAID 0 performance on 2.4.0-test10 for IDE?

From: Paul Jakma (
Date: Wed Dec 27 2000 - 11:23:43 EST

On Tue, 26 Dec 2000, Ian Stirling wrote:

> The PCI bus can move around 130MB/sec,

in bursts yes, but sustained data bandwidth of PCI is a lot lower,
maybe 30 to 50MB/s. And you won't get sustained RAID performance >
sustained PCI performance.

> Anyway, in clarification, Rik mentioned that two reads from different
> disk (arrays?) on the same controller at the same time get more or less
> the same speed.

try scsi.


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