comparison.txt
author mpm@selenic.com
Tue, 28 Jun 2005 02:48:21 -0800
changeset 509 98a2935c3d6c
parent 139 17e66e1a0382
child 1308 2073e5a71008
permissions -rw-r--r--
[PATCH] replace history with log -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 [PATCH] replace history with log From: Radoslaw Szkodzinski <astralstorm@gorzow.mm.pl> Merge hg history into hg log leaving the first as an alias (tweaked by mpm: update docs, tests, use existing alias mechanism) manifest hash: f85001a4373b8b823a6221ba5c506628059d6779 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.0 (GNU/Linux) iD8DBQFCwSr1ywK+sNU5EO8RAmbAAJ9HlFkf8/qLOAQUtj8CWxGRPEyzVgCgtXwP SdnAg1a2q4693+TBiOjrimY= =w9rf -----END PGP SIGNATURE-----

                    Mercurial      git                     BK (*)
storage             revlog delta   compressed revisions    SCCS weave
storage naming      by filename    by revision hash        by filename
merge               file DAGs      changeset DAG           file DAGs?
consistency         SHA1           SHA1                    CRC
signable?           yes            yes                     no       

retrieve file tip   O(1)           O(1)                    O(revs)
add rev             O(1)           O(1)                    O(revs)
find prev file rev  O(1)           O(changesets)           O(revs)
annotate file       O(revs)        O(changesets)           O(revs)
find file changeset O(1)           O(changesets)           ?

checkout            O(files)       O(files)                O(revs)?
commit              O(changes)     O(changes)              ?
                    6 patches/s    6 patches/s             slow
diff working dir    O(changes)     O(changes)              ?
                    < 1s           < 1s                    ?
tree diff revs      O(changes)     O(changes)              ?
                    < 1s           < 1s                    ?
hardlink clone      O(files)       O(revisions)            O(files)

find remote csets   O(log new)     rsync: O(revisions)     ?
                                   git-http: O(changesets)
pull remote csets   O(patch)       O(modified files)       O(patch)

repo growth         O(patch)       O(revisions)            O(patch)
 kernel history     300M           3.5G?                   250M?
lines of code       2500           6500 (+ cogito)         ??

* I've never used BK so this is just guesses