Messages in this thread | | | Subject | Re: [PATCH] PAGE_SIZE IO for RAW (RAW VARY) | Date | Thu, 10 Jan 2002 00:23:18 +0000 (GMT) | From | Alan Cox <> |
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> I tested with 2 large competing databases, both of them seem to benifit > significantly from this patch. I tested with 4 different Fiber & SCSI > adaptors, they all seem to work fine. (only on i386).
Great.
> But unfortunately, if the hardware have special alignment restrictions > (as you mentioned), this patch does not work. I don't know if it makes > sense to make this configurable and expect customer/user to enable this > feature if they know about their hardware/driver alignment restrictions.
The only one I know about is the 3ware, but I don't know how many I don't know about (so to speak). For the kind of win you report, it looks well worth exploring the compatibility issues and fixing them.
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