Date: Fri, 23 Nov 2012 10:51:46 -0600 (CST) From: Robert Bonomi <bonomi@mail.r-bonomi.com> To: freebsd-questions@freebsd.org, ipluta@wp.pl Subject: Re: newfs -m for large filesystem Message-ID: <201211231651.qANGpkOH041098@mail.r-bonomi.com> In-Reply-To: <50AF95DB.9000502@wp.pl>
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> From owner-freebsd-questions@freebsd.org Fri Nov 23 09:31:00 2012 > Date: Fri, 23 Nov 2012 16:27:23 +0100 > From: Ireneusz Pluta <ipluta@wp.pl> > To: freebsd-questions@freebsd.org > Subject: newfs -m for large filesystem > > Hello, > > are the remarks given for the -m option in tunefs(8) and newfs(8) still > the same for very large filesystems, or the free-space margin might be > safely reduced in these cases? > > For instance, when I have a 12TB filesystem then the default 8% margin > gets close to the value of 1TB, which seems like a waste of capacity. the tunefs remarks do apply. especially the threshold for space vs. time optimization. That said, there is nothing detrimental to reducing minfee to 5%
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