Date: Tue, 02 Nov 2010 12:53:47 -0700 From: Julian Elischer <julian@freebsd.org> To: "Mikhail T." <mi+thun@aldan.algebra.com> Cc: fs@freebsd.org Subject: Re: Using an SSD "disk" for / Message-ID: <4CD06C4B.80100@freebsd.org> In-Reply-To: <4CD0660E.2000102@aldan.algebra.com> References: <4CD04AEC.8040607@aldan.algebra.com> <4CD051A9.7090200@freebsd.org> <4CD0660E.2000102@aldan.algebra.com>
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On 11/2/10 12:27 PM, Mikhail T. wrote: > 02.11.2010 14:00, Julian Elischer ΞΑΠΙΣΑΧ(ΜΑ): >> there are trim patches but not in the OS by default as yet. > Would the patches apply to RELENG_8 today, or do they require some > 9-only feature(s)? >>> Does anyone use an SSD under FreeBSD? Which brand/model? Are you >>> happy with it? >> ... >> usually I use flash for data regions. > And? Do you use the TRIM-patches? Does performance stay high with > time -- with or without TRIM? Do you use FFS or some other > file-system? If FFS, are you relying on newfs' defaults? I'm not the person to talk to because I work fo rFusion-io (flash storage). I use our cards.. > > Thank you! Yours, > > -mi > >>> Also, what parameters should I give to newfs? SSDs' >>> characteristics seem rather different from HDDs', so it is >>> unlikely, that newfs' defaults will be optimal for an SSD... Would >>> a different filesystem (ZFS?) be a better choice, >
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