Re: xdelta 1.1.4 issues

2008-08-15 Thread Andrew W. Nosenko
On Fri, Aug 15, 2008 at 5:45 AM, Isaac Grover [EMAIL PROTECTED] wrote:
 Good evening from Wisconsin,

 This post is regarding the xdelta-1.1.3 port included in FreeBSD
 6.2-RELEASE.  Please direct me to the proper mailing list if this is
 not where I should be posting.

 I am attempting to use xdelta on tar files currently just over 8.2GB.
 My syntax to get the delta is xdelta delta oldtarfile newtarfile
 patchfile according to the man page.  When the patchfile has been
 created, it is around 5.3MB in size.  To verify the patchfile, using
 xdelta patch patchfile oldtarfile newtarfiletest yield a
 newtarfiletest of 465MB.  Available space shouldn't be an issue, as I
 have 22GB available on this partition.

Not about xdelta itself but about space-related problems: sometime an
space-related failures goes from not enough _temporary_ space (/tmp,
/var/tmp, directory pointed by $TMPDIR...)

-- 
Andrew W. Nosenko [EMAIL PROTECTED]
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Re: xdelta 1.1.4 issues

2008-08-14 Thread Matthew Seaman

Isaac Grover wrote:

Good evening from Wisconsin,


Good morning from Kent


This post is regarding the xdelta-1.1.3 port included in FreeBSD
6.2-RELEASE.  Please direct me to the proper mailing list if this is
not where I should be posting.


No -- this is the correct mailing list for discussing all things ports
related. You might want to try contacting the port maintainer though --
to find the maintainer:

  % cd /usr/ports/misc/xdelta
  % make maintainer


I am attempting to use xdelta on tar files currently just over 8.2GB.
My syntax to get the delta is xdelta delta oldtarfile newtarfile
patchfile according to the man page.  When the patchfile has been
created, it is around 5.3MB in size.  To verify the patchfile, using
xdelta patch patchfile oldtarfile newtarfiletest yield a
newtarfiletest of 465MB.  Available space shouldn't be an issue, as I
have 22GB available on this partition.



Could anyone here provide some insight as to why this xdelta port
isn't functioning as advertised?


One possibility is that this is related to the size of the files
you're dealing with.  Does xdelta function correctly for
smaller tarballs?  Is this on a 32 or a 64 bit system?

Could you try the misc/xdelta3 port which contains version 3.0t -- 
a late beta test version but pretty stable?


If this is a problem that you need a fast work-around to, check
out http://www.daemonology.net/bsdiff/ -- written by the chap who is 
currently FreeBSD security officer, and part of the base system

in FreeBSD.  See bsdiff(1) and bspatch(1).

Cheers,

Matthew

--
Dr Matthew J Seaman MA, D.Phil.   7 Priory Courtyard
 Flat 3
PGP: http://www.infracaninophile.co.uk/pgpkey Ramsgate
 Kent, CT11 9PW



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