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On Sat, Jun 16, 2007 at 06:25:00PM -0700, Arjan van de Ven wrote: > > > You: conceptully-new add-on which benefits 0.25% of the user base, provided > > they select the right config options and filesystem. > > > > Me: simpler enhancement which benefits 100% of the user base (ie: includes > > 4k blocksize, 4k pagesize) and which also fixes your performance problem > > with that HBA. > > note that at least 2.6 is doing this "sort of", better than 2.4 at > least. (30% hitrate or something like that). Is it? Last I looked it had reverted to handing out reverse-contiguous pages. You can see this by running /proc/pid/pagemap through hexdump. -- Mathematics is the supreme nostalgia of our time. - 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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