Messages in this thread | | | Date | Tue, 15 Oct 2002 12:33:49 -0700 | From | Joel Becker <> | Subject | Re: [PATCH] superbh, fractured blocks, and grouped io |
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On Tue, Oct 15, 2002 at 09:44:23AM +0200, Jens Axboe wrote: > We don't want to make them too large anyway, and I think that 64k-1 is > more than enough. Maybe it would even be better to simply use an even > 32kb. Consider someone writing in chunks of 64kb. It would simply suck > to get one 65024b request followed by a 512b one.
Well, 64K-1 is really 64K-hardsect_size. In practice, it will probably be 32K, as folks like power-of-two buffers. Some people would claim that larger sizes (128K, 512K) can improve throughput.
Joel
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Joel Becker Senior Member of Technical Staff Oracle Corporation E-mail: joel.becker@oracle.com Phone: (650) 506-8127 - 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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