Date: Tue, 20 Oct 2015 14:19:58 -0400 From: Quartz <quartz@sneakertech.com> To: freebsd-questions@freebsd.org Subject: Re: Post install FWIW Message-ID: <562685CE.5050309@sneakertech.com> In-Reply-To: <56265636.4050208@hiwaay.net> References: <56265636.4050208@hiwaay.net>
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>When I dd'ed /dev/zero to (re-) initialize the individual > drives during install, I saw 125-ish MB/s per drive, so this is 90-ish % > efficient for this write. Do remember that using dd to estimate disk speeds is tricky since its write pattern is somewhat non-standard. You should try a more 'real world' test like rsyncing a bunch of random crap with differing sizes.
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