Messages in this thread | | | From | Dieter Nützel <> | Subject | Re: Rik spreading bullshit about VM | Date | Wed, 16 Jan 2002 22:49:49 +0100 |
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Adam Kropelin wrote: > Andrea Arcangeli wrote: > <snip> > >I don't have a single bugreport about the current 2.4.18pre2aa2 VM (except > >perhaps the bdflush wakeup that seems to be a little too late and that > >deals to lower numbers with slow write load etc.., fixable with bdflush > >tuning). > > I don't know if this is a reference to the issue I reported under the > "Writeout in recent kernels..." thread or not. If not, my apologies for > clogging up this new "discussion". > > As reported[0] in the above-mentioned thread, the bdflush tuning parameters > you suggested made no difference in my test case other than slightly > adjusting the temporal relationship between writeout and file transfer. -aa > still performs slightly worse than both 2.4.17 stock and -rmap. 2.4.13-ac7 > currently beats all competitors.
Put Andrew's read-latency.patch on -aa (10_vm-22) and see what you get out of it. It should fly...
-Dieter
-- Dieter Nützel Graduate Student, Computer Science
University of Hamburg Department of Computer Science @home: Dieter.Nuetzel@hamburg.de - 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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