Date: Sun, 11 Mar 2007 21:05:32 -0400 From: Kris Kennaway <kris@obsecurity.org> To: Tim Kientzle <kientzle@freebsd.org> Cc: current@freebsd.org, Kris Kennaway <kris@obsecurity.org> Subject: Re: BSDtar performance vs GNUtar (Re: cvs commit: src/usr.bin/tar Makefile bsdtar.c bsdtar.h bsdtar_platform.h config_freebsd.h getdate.y matching.c read.c tree.c util.c write.c src/usr.bin/tar/test config.sh test-acl.sh test-basic.sh test-deep-dir.sh test-flags.sh test-nodump.sh ...) Message-ID: <20070312010532.GA21000@xor.obsecurity.org> In-Reply-To: <45F4A1F4.4060703@freebsd.org> References: <200703111036.l2BAaha6031394@repoman.freebsd.org> <45F46291.4090209@freebsd.org> <20070312001026.GA20000@xor.obsecurity.org> <45F4A1F4.4060703@freebsd.org>
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[-- Attachment #1 --] On Sun, Mar 11, 2007 at 05:42:28PM -0700, Tim Kientzle wrote: > >>Bsdtar should now be considerably faster than before. > >>I'd appreciate any feedback ... > > > >The first archive was created with bsdtar (tar cvf ports.tar ports) > >which made gtar bitch a bit .... > > Which version of gtar were you using? > > In my testing, there's a small but definite slowdown > from gtar 1.13 to 1.15 to 1.16. 1.16.1, latest from ports. > >... gtar bitch a bit about unknown options (SCHILY.*) ... > > bsdtar should probably warn about unknown options as well; > I'll have to look into that. (It's a little tricky because > libarchive is set up to only return one error for any > one operation. I might have to generalize that.) This was an archive created by bsdtar, so they shouldn't have been unknown to it :) > Now that gtar is following standards, I wonder if > they'll adopt some of the extensions developed > by other people? (Such as Joerg Schilling's solid > work on integrating file flags and ACL support into > pax format.) That would be nice. Kris [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (FreeBSD) iD8DBQFF9KdcWry0BWjoQKURAkMOAJ4p4L+m+XOln2hhk3EpfP6nIfzRmgCgm1IC ClfmnCPyKSLJj89uATtUlqs= =wYog -----END PGP SIGNATURE-----
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