Date: Mon, 10 Aug 2009 19:13:59 -0700 From: mojo fms <fbsdlilly@gmail.com> To: Naeem Afzal <nafzal@hotmail.com> Cc: freebsd-questions@freebsd.org Subject: Re: filesystem size after newfs Message-ID: <f151ba00908101913o58de0catf912233ff6397bc0@mail.gmail.com> In-Reply-To: <COL111-W45F597BC11398A6DA2CB42D1060@phx.gbl> References: <COL111-W45F597BC11398A6DA2CB42D1060@phx.gbl>
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On Mon, Aug 10, 2009 at 3:55 PM, Naeem Afzal <nafzal@hotmail.com> wrote: > > I created this small partition of 512K bytes on disk, I am noticing > about 24% is used up before system can be mounted and used. My assumption > was about 4% is supposed to be used if minfree is set to 0. > > #newfs -U -l -m 0 -n -o space /dev/ad1d > /dev/ad1d: 0.5MB (1024 sectors) block size 16384, fragment size 2048 > using 1 cylinder groups of 0.50MB, 32 blks, 64 inodes with soft updates > super-block backups (for fsck -b #) at: > 160 > #mount /dev/ad1d /test > #df -H /test > Filesystem Size Used Avail Capacity Mounted on > /dev/ad1d 391k 2.0k 389k 1% /test > Could someone explain where the 512-391=3D121K of disk space went to? = What > is the relation between this used of space and total paritition size or i= s > it some fixed ratio? > Thanks & Regards > Naeem > _________________________________________________________________ > Express your personality in color! Preview and select themes for Hotmail= =AE. > > http://www.windowslive-hotmail.com/LearnMore/personalize.aspx?ocid=3DPID2= 3391::T:WLMTAGL:ON:WL:en-US:WM_HYGN_express:082009_________________________= ______________________ > freebsd-questions@freebsd.org<http://www.windowslive-hotmail.com/LearnMor= e/personalize.aspx?ocid=3DPID23391::T:WLMTAGL:ON:WL:en-US:WM_HYGN_express:0= 82009_______________________________________________%0Afreebsd-questions@fr= eebsd.org>mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to " > freebsd-questions-unsubscribe@freebsd.org" > 5% to root, and the rest i am assuming file system blocks. Try making the 512k partition bigger accounting for those things and you should be able to get it really close to 512k available. --=20 Who knew
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