view comparison.txt @ 219:8ff4532376a4

hg checkout: refuse to checkout if there are outstanding changes -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 hg checkout: refuse to checkout if there are outstanding changes This is a stop-gap until I make the working dir logic smarter manifest hash: a3f6adcb7eecec294000039057d59771958f4186 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.0 (GNU/Linux) iD8DBQFCnnrKywK+sNU5EO8RAtqBAJwPQQrW5GhjMP9HMkFtfD7qhqxIcgCfXvA4 oXHO13uzBn5JOaTH3KwsMbQ= =IzTY -----END PGP SIGNATURE-----
author mpm@selenic.com
date Wed, 01 Jun 2005 19:19:38 -0800
parents 17e66e1a0382
children 2073e5a71008
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                    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