Date: Mon, 19 Aug 2013 10:45:37 -0700 From: Alfred Perlstein <alfred@ixsystems.com> To: Outback Dingo <outbackdingo@gmail.com> Cc: "stable@freebsd.org" <stable@freebsd.org>, Andre Oppermann <andre@freebsd.org>, "nonesuch@longcount.org" <nonesuch@longcount.org> Subject: Re: status of autotuning freebsd for 9.2 Message-ID: <521259C1.8010807@ixsystems.com> In-Reply-To: <CAKYr3zwdm-6tx3HsT73_mXRM_E=XBfpGtoayd1TeBNQKC_oWLg@mail.gmail.com> References: <51D90B9B.9080209@ixsystems.com> <51D92826.1070707@freebsd.org> <51D9B24B.8070303@ixsystems.com> <51DACE93.9050608@freebsd.org> <520DC77C.1070003@ixsystems.com> <520DE306.4080004@freebsd.org> <5211EAD0.1060404@freebsd.org> <19B7F957-EF1D-4452-986A-3F4C51CA647E@ixsystems.com> <CAKYr3zxeOCssSq3mouz%2BNWC5-vvAReP2oueU8bFFgFhrmi-dzQ@mail.gmail.com> <60A37C45-B4BA-4F25-8A43-F09FE0A44453@ixsystems.com> <CAKYr3zxFe8MPkZusxPsZLDcraGNFC1TSaXvXRVw=1XY69_5Ojg@mail.gmail.com> <52124502.3050405@freebsd.org> <CAKYr3zwdm-6tx3HsT73_mXRM_E=XBfpGtoayd1TeBNQKC_oWLg@mail.gmail.com>
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On 8/19/13 9:19 AM, Outback Dingo wrote: > > > > On Mon, Aug 19, 2013 at 12:17 PM, Andre Oppermann <andre@freebsd.org > <mailto:andre@freebsd.org>> wrote: > > On 19.08.2013 18:09, Outback Dingo wrote: > > > > > On Mon, Aug 19, 2013 at 12:05 PM, Alfred Perlstein > <alfred@ixsystems.com <mailto:alfred@ixsystems.com> > <mailto:alfred@ixsystems.com <mailto:alfred@ixsystems.com>>> > wrote: > > Performance is bad for large memory requirements period. > > Vnodes and mbufs on a machine with 24gb ram is limited to > the same amount as a machine with less > than 4GB ram. > > This was fixed in head but not merged back in time. > > > is there a patch set i can backport on my own, do we know what > revision(s) are required? Ive got > boxes with > 128GB and 10Gbe Intel....... so im willing to do some work...... > > > I have committed it to 9-stable this morning with r254515. No > backporting necessary. > > > Okay so wait, your saying the autotune commit this morning resolves > Alfreds claims of abysmal > performance in general, Yes. > or is there other additional fixes in head aside from the autotune hes > mentioning Well of course head has cool code, but this was a big problem. -Alfred
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