Date: Wed, 15 Sep 2010 22:25:27 +0100 From: "Steven Hartland" <killing@multiplay.co.uk> To: "Andriy Gapon" <avg@freebsd.org> Cc: freebsd-fs@freebsd.org Subject: Re: zfs very poor performance compared to ufs due to lack of cache? Message-ID: <63568211614648FC97E3F98BEFF3A014@multiplay.co.uk> References: <5DB6E7C798E44D33A05673F4B773405E@multiplay.co.uk><AANLkTikNhsj5myhQCoPaNytUbpHtox1vg9AZm1N-OcMO@mail.gmail.com><4C85E91E.1010602@icyb.net.ua><4C873914.40404@freebsd.org><20100908084855.GF2465@deviant.kiev.zoral.com.ua><4C874F00.3050605@freebsd.org><A6D7E134B24F42E395C30A375A6B50AF@multiplay.co.uk><4C8D087B.5040404@freebsd.org><03537796FAB54E02959E2D64FC83004F@multiplay.co.uk><4C8D280F.3040803@freebsd.org><3FBF66BF11AA4CBBA6124CA435A4A31B@multiplay.co.uk><4C8E4212.30000@freebsd.org> <B98EBECBD399417CA5390C20627384B1@multiplay.co.uk> <D79F15FEB5794315BD8668E40B414BF0@multiplay.co.uk> <4C90B4C8.90203@freebsd.org> <6DFACB27CA8A4A22898BC81E55C4FD36@multiplay.co.uk> <4C90D3A1.7030008@freebsd.org> <0B1A90A08DFE4ADA9540F9F3846FDF38@multiplay.co.uk> <4C90EDB8.3040709@freebsd.org> <3F29E8CED7B24805B2D93F62A4EC9559@multiplay.co.uk> <4C9126FB.2020707@freebsd.org>
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----- Original Message ----- From: "Andriy Gapon" <avg@freebsd.org> >> Ok given this a whirl, don't have the full results just yet but does seem that >> buf cache is not >> used at all? >> >> Mem: 32M Active, 1378M Inact, 159M Wired, 120K Cache, 21M Buf, 5348M Free >> Swap: 4096M Total, 4096M Free > > This was with sendfile enabled? Sorry yes it was. ================================================ This e.mail is private and confidential between Multiplay (UK) Ltd. and the person or entity to whom it is addressed. In the event of misdirection, the recipient is prohibited from using, copying, printing or otherwise disseminating it or any information contained in it. In the event of misdirection, illegible or incomplete transmission please telephone +44 845 868 1337 or return the E.mail to postmaster@multiplay.co.uk.
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