Date: Wed, 28 May 2003 10:11:19 +0200 From: "Poul-Henning Kamp" <phk@phk.freebsd.dk> To: Guido van Rooij <guido@gvr.org> Cc: current@freebsd.org Subject: Re: gbde Performance - 35Mb/s vs 5.2 MB/s Message-ID: <32216.1054109479@critter.freebsd.dk> In-Reply-To: Your message of "Wed, 28 May 2003 09:13:26 %2B0200." <20030528071326.GA29506@gvr.gvr.org>
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In message <20030528071326.GA29506@gvr.gvr.org>, Guido van Rooij writes: >On Mon, May 26, 2003 at 02:25:08PM +0200, Heiko Schaefer wrote: >> >> Poul gave me the following tip on this list in a mail on Tue, 29 Apr 2003: >> >> "Remember to set the sectorsize in gbde (gbde init -i) to the fragment >> size of your filesystem (typically 2048 for ufs), this is critical >> for performance." >> > >If this is so important, why isn't this the default? Because I have no way of knowing that peple will in fact be using UFS/FFS on the GBDE encrypted partition, and even if they do, I have no way of knowing the fragment size they will use. I considered making the sectorsize a mandatory argument, but decided against it. Maybe I was wrong. -- 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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