Date: Sun, 22 Aug 1999 02:27:38 +0100 From: Mark Ovens <mark@ukug.uk.freebsd.org> To: Ludwig Pummer <ludwigp@bigfoot.com> Cc: Alejandro Ramirez <ales@megared.net.mx>, Albert Everett <aeverett@webintl.com>, questions@freebsd.org Subject: Re: maximum file size Message-ID: <19990822022738.D451@marder-1> In-Reply-To: <Pine.BSF.4.10.9908211506350.53629-100000@furball.chip-web.com>; from Ludwig Pummer on Sat, Aug 21, 1999 at 03:12:20PM -0700 References: <19990821182544.A451@marder-1> <Pine.BSF.4.10.9908211506350.53629-100000@furball.chip-web.com>
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On Sat, Aug 21, 1999 at 03:12:20PM -0700, Ludwig Pummer wrote:
> On Sat, 21 Aug 1999, Mark Ovens wrote:
>
> > On Sat, Aug 21, 1999 at 11:52:48AM -0500, Alejandro Ramirez wrote:
> > > Hi,
> > >
> > > How can I know the size of the blocks I'm using in my system??? (FreeBSD
> > > 3.2 Release)
> > >
> >
> > The default block-size is 8kB, so if you let sysinstall newfs your
> > disks then that's what it'll be.
> >
> > dumpfs(8) is the only way that I know (but there are probably
> > several other ways) of finding the block-size of an existing fs.
> > The disk must be umounted for dumpfs to work which makes checking
> > the root fs a bit difficult :-)
>
> How many people are going to stick multi-gigabyte files on the root fs?
>
Who said anything about multi-GB files on /. I just said that doing
dumpfs(8) on / was difficult.
> But this is how you can check:
> > disklabel wd0
> # /dev/rwd0c:
> type: ESDI
> ...
> drivedata: 0
>
> 8 partitions:
> # size offset fstype [fsize bsize bps/cpg]
> a: 81920 0 4.2BSD 1024 8192 16 # (Cyl. 0 - 5*)
> b: 666016 81920 swap # (Cyl. 5*-
> 49*)
> c: 12050640 0 unused 0 0 # (Cyl. 0 -
> 796)
> e: 40960 747936 4.2BSD 1024 8192 16 # (Cyl. 49*-
> 52*)
> f: 11261744 788896 4.2BSD 1024 8192 16 # (Cyl. 52*-
> 796*)
> ^^^^
Interesting. When I run disklabel (from ``boot -s'') it returns 0
in the fsize, bsize,bps/cpg columns (3.1-R), on all umounted fs.
>
> --Ludwig Pummer <ludwigp@bigfoot.com>
>
>
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