Messages in this thread | | | Date | Sun, 28 Mar 2004 09:47:54 +1000 | From | Nick Piggin <> | Subject | Re: [PATCH] speed up SATA |
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Jeff Garzik wrote: > Nick Piggin wrote: > >> I think 32MB is too much. You incur latency and lose >> scheduling grainularity. I bet returns start diminishing >> pretty quickly after 1MB or so. > > > See my reply to Bart. > > Also, it is not the driver's responsibility to do anything but export > the hardware maximums. > > It's up to the sysadmin to choose a disk scheduling policy they like, > which implies that a _scheduler_, not each individual driver, should > place policy limitations on max_sectors. >
Yeah I suppose you're right there. In practice it doesn't work that way though, does it? - 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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