Date: Mon, 15 Oct 2007 15:06:36 +0000 From: "Poul-Henning Kamp" <phk@phk.freebsd.dk> To: Eric Anderson <anderson@freebsd.org> Cc: d_elbracht <d_elbracht@ecngs.de>, 'Ivan Voras' <ivoras@freebsd.org>, freebsd-geom@freebsd.org Subject: Re: AW: g_vfs_done():da3s1a[READ(offset=81064794762854400, length=8192)]error = 5 Message-ID: <48313.1192460796@critter.freebsd.dk> In-Reply-To: Your message of "Mon, 15 Oct 2007 09:16:20 EST." <47137634.1010703@freebsd.org>
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In message <47137634.1010703@freebsd.org>, Eric Anderson writes: >Solid state drives don't behave much differently that a regular drive >from FreeBSD's point of view. Yes and no. The effective lack of seek time has the potential to expose a lot of flawed reasoning in filesystems with respect to ordering and duration of I/O requests. It might be a good idea to have GEOM module that could implement a seek-time sort of behaviour, just for being able to falsifying that theory. -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence.
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