Re: Silicon Image 3112A SATA trouble

From: Jeff Garzik
Date: Sun Nov 30 2003 - 11:29:07 EST


Bartlomiej Zolnierkiewicz wrote:
Apply this patch and you should get similar performance from IDE driver.
You are probably seeing big improvements with libata driver because you are
using Samsung and IBM/Hitachi drives only, for Seagate it probably sucks just
like IDE driver...

Looks good to me.


IDE driver limits requests to 15kB for all SATA drives...
libata driver limits requests to 15kB only for Seagata SATA drives...

Both drivers still need proper fix for Seagate drives...

Yep. Do you have the Maxtor fix, as well? It's in libata's SII driver, though it should be noted that the Maxtor errata only occurs for PATA<->SATA bridges, and not for real Maxtor SATA drives.

Jeff



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