Date: Sun, 28 May 2006 16:42:15 -0500 From: "Nikolas Britton" <nikolas.britton@gmail.com> To: "Hans Lambermont" <hans@lambermont.dyndns.org> Cc: freebsd-questions@freebsd.org Subject: Re: What is the maximum file size on a dvd+r ? Message-ID: <ef10de9a0605281442w7300ff19hbcf2df16b3c91b8b@mail.gmail.com> In-Reply-To: <ef10de9a0605281430w6b35a3f7yff2b02123eb156b7@mail.gmail.com> References: <20060528192121.GE50477@leia.lambermont.dyndns.org> <ef10de9a0605281430w6b35a3f7yff2b02123eb156b7@mail.gmail.com>
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On 5/28/06, Nikolas Britton <nikolas.britton@gmail.com> wrote: > On 5/28/06, Hans Lambermont <hans@lambermont.dyndns.org> wrote: > > What is the maximum file size on a dvd+r ? > > > > System : 5.4-RELEASE-p6 > > Command used : growisofs -Z /dev/cd0 -l -J -r burn/ > > In burn/ I have a backup file of size 4166629386 bytes and some smaller > > files. In total 4577410 kB. > > > > growisofs ends normally : > > 99.88% done, estimate finish Fri May 26 23:22:48 2006 > > Total translation table size: 0 > > Total rockridge attributes bytes: 519 > > Total directory bytes: 0 > > Path table size(bytes): 10 > > Max brk space used d724 > > 2287734 extents written (4468 MB) > > builtin_dd: 2287744*2KB out @ average 2.4x1385KBps > > /dev/pass0: flushing cache > > /dev/pass0: closing track > > /dev/pass0: closing session > > # echo $? > > 0 > > > > An 'ls -la' of the mounted dvd+r shows : > > ls: backup.bz2: Value too large to be stored in data type > > > > I can read the whole dvd without problems on a non-FreeBSD system. I > > cannot find a limit in GROWISOFS(1m) or MKISOFS(8), but on > > http://unix.derkeiler.com/Mailing-Lists/FreeBSD/questions/2005-12/msg01= 736.html > > I read about a 2 GB maximum filesize for a file on a dvd. Is this true = ? > > If so I think it should be mentioned in GROWISOFS(1m). > > > > FreeBSD's implementation is correct, Linux is the one that's wrong, > they decided to embrace and extend the standard. Theirs a 2GB cap per > file on DVDs. More specifically the ISO9660 file system, maybe UDF doesn't have this limit, you should look into it and report back. --=20 BSD Podcasts @: http://bsdtalk.blogspot.com/ http://freebsdforall.blogspot.com/
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