comparison.txt
author Thomas Arendsen Hein <thomas@intevation.de>
Fri, 01 Jul 2005 07:22:27 +0100
changeset 544 3d4d5f2aba9a
parent 139 17e66e1a0382
child 1308 2073e5a71008
permissions -rw-r--r--
Remove bashisms and use /bin/sh instead of /bin/bash. -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Remove bashisms and use /bin/sh instead of /bin/bash. manifest hash: 25560e04ff8ac33a6d8b82d2328b4e90578bee4c -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (GNU/Linux) iD8DBQFCxOEjW7P1GVgWeRoRAm9XAJ9IjlbMerPYEhKQQu7Ufcm6630cDwCfdXJ3 865XH6YVMuCYNjf3eibwQaM= =r3gh -----END PGP SIGNATURE-----
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2ab801e0ea9f A quick set of comparisons between hg, git, and bk
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                    Mercurial      git                     BK (*)
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storage             revlog delta   compressed revisions    SCCS weave
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storage naming      by filename    by revision hash        by filename
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merge               file DAGs      changeset DAG           file DAGs?
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consistency         SHA1           SHA1                    CRC
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signable?           yes            yes                     no       
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retrieve file tip   O(1)           O(1)                    O(revs)
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add rev             O(1)           O(1)                    O(revs)
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find prev file rev  O(1)           O(changesets)           O(revs)
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annotate file       O(revs)        O(changesets)           O(revs)
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find file changeset O(1)           O(changesets)           ?
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checkout            O(files)       O(files)                O(revs)?
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commit              O(changes)     O(changes)              ?
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                    6 patches/s    6 patches/s             slow
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diff working dir    O(changes)     O(changes)              ?
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                    < 1s           < 1s                    ?
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tree diff revs      O(changes)     O(changes)              ?
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                    < 1s           < 1s                    ?
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hardlink clone      O(files)       O(revisions)            O(files)
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find remote csets   O(log new)     rsync: O(revisions)     ?
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                                   git-http: O(changesets)
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pull remote csets   O(patch)       O(modified files)       O(patch)
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repo growth         O(patch)       O(revisions)            O(patch)
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 kernel history     300M           3.5G?                   250M?
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lines of code       2500           6500 (+ cogito)         ??
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* I've never used BK so this is just guesses