Messages in this thread |  | | | Date | Sat, 24 Mar 2007 18:43:00 +0000 | | From | Alan Cox <> | | Subject | Re: Why is NCQ enabled by default by libata? (2.6.20) |
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On Sat, 24 Mar 2007 12:38:02 -0400 (EDT) Justin Piszcz <jpiszcz@lucidpixels.com> wrote:
> Without NCQ, performance is MUCH better on almost every operation, with > the exception of 2-3 items.
It depends on the drive. Generally NCQ is better but some drive firmware isn't too bright and there are probably still cases where we get bad interactions in the kernel code that want tuning too - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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