Date: Wed, 19 Oct 2011 12:39:13 -0700 From: Chuck Swiger <cswiger@mac.com> To: Alexander Best <arundel@freebsd.org> Cc: freebsd-questions@freebsd.org Subject: Re: small du(1) question Message-ID: <6620A8F5-523D-4A1E-9CC1-9C2D917BF0C2@mac.com> In-Reply-To: <20111019193413.GA9065@freebsd.org> References: <20111019193413.GA9065@freebsd.org>
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On Oct 19, 2011, at 12:34 PM, Alexander Best wrote: > the du(1) man page states the following: > > " > -B blocksize > Calculate block counts in blocksize byte blocks. This is differ- > ent from the -k, -m options or setting BLOCKSIZE and gives an > estimate of how much space the examined file hierarchy would > require on a filesystem with the given blocksize. Unless in -A > mode, blocksize is rounded up to the next multiple of 512. > " > > is this a doc bug, or does du(1) really always assume that every filesystem's > blocksize == 512? The default blocksize is 512 bytes. The -B option flag lets you tell du to assume a different filesystem blocksize. Regards, -- -Chuck
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