Re: Better performance with pdc20376 compared to SiI 3112

Bartlomiej Zolnierkiewicz
2003-11-28T23:57:30Z

On Saturday 29 of November 2003 00:48, Eduard Hasenleithner wrote:
> Hello.
>
> Although I like the SiI 3112 due it's open specs I found that the

There are no open specs for SiI3112, "datasheet" from SiI page is useless.

--bart

> somehow "closed" pdc20376 promise chip performs essentially better
> with the new GPL drivers on a non-tweaked 2.6.0-test11 kernel :(
> With SiI 3112 I get about 16MB/s, with pdc20376 54MB/s, which is
> most likely the maximum harddisk performance of my seagate drive.
>
> So what is the status of the siimage driver? Can I expect it to
> improve in further kernel releases?
>
> On a further note I found that no /proc/ide nodes are allocated
> for the siimage driver. What can be the reason for this?
>
> Below this section I show output from dd and hdparm in order
> to give information about my setup.

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