Mercurial > hg
changeset 33168:664d6f6c2a48 stable
revlog: backed out changeset e9d325cfe071
We'll move this to the default branch.
| author | Augie Fackler <augie@google.com> |
|---|---|
| date | Tue, 04 Jul 2017 10:17:14 -0400 |
| parents | e9d325cfe071 |
| children | aadd79149ac3 |
| files | mercurial/localrepo.py mercurial/revlog.py tests/test-generaldelta.t |
| diffstat | 3 files changed, 1 insertions(+), 201 deletions(-) [+] |
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--- a/mercurial/localrepo.py Fri Jun 23 13:49:34 2017 +0200 +++ b/mercurial/localrepo.py Tue Jul 04 10:17:14 2017 -0400 @@ -432,9 +432,6 @@ 'aggressivemergedeltas', False) self.svfs.options['aggressivemergedeltas'] = aggressivemergedeltas self.svfs.options['lazydeltabase'] = not scmutil.gddeltaconfig(self.ui) - chainspan = self.ui.configbytes('experimental', 'maxdeltachainspan', -1) - if 0 <= chainspan: - self.svfs.options['maxdeltachainspan'] = chainspan for r in self.requirements: if r.startswith('exp-compression-'):
--- a/mercurial/revlog.py Fri Jun 23 13:49:34 2017 +0200 +++ b/mercurial/revlog.py Tue Jul 04 10:17:14 2017 -0400 @@ -282,7 +282,6 @@ self._nodecache = {nullid: nullrev} self._nodepos = None self._compengine = 'zlib' - self._maxdeltachainspan = -1 v = REVLOG_DEFAULT_VERSION opts = getattr(opener, 'options', None) @@ -301,8 +300,6 @@ self._lazydeltabase = bool(opts.get('lazydeltabase', False)) if 'compengine' in opts: self._compengine = opts['compengine'] - if 'maxdeltachainspan' in opts: - self._maxdeltachainspan = opts['maxdeltachainspan'] if self._chunkcachesize <= 0: raise RevlogError(_('revlog chunk cache size %r is not greater ' @@ -1599,13 +1596,7 @@ # - 'compresseddeltalen' is the sum of the total size of deltas we need # to apply -- bounding it limits the amount of CPU we consume. dist, l, data, base, chainbase, chainlen, compresseddeltalen = d - - defaultmax = textlen * 4 - maxdist = self._maxdeltachainspan - if not maxdist: - maxdist = dist # ensure the conditional pass - maxdist = max(maxdist, defaultmax) - if (dist > maxdist or l > textlen or + if (dist > textlen * 4 or l > textlen or compresseddeltalen > textlen * 2 or (self._maxchainlen and chainlen > self._maxchainlen)): return False
--- a/tests/test-generaldelta.t Fri Jun 23 13:49:34 2017 +0200 +++ b/tests/test-generaldelta.t Tue Jul 04 10:17:14 2017 -0400 @@ -159,191 +159,3 @@ 1c5d4dc9a8b8d6e1750966d343e94db665e7a1e9 $ cd .. - -test maxdeltachainspan - - $ hg init source-repo - $ cd source-repo - $ hg debugbuilddag --new-file '.+5:brancha$.+11:branchb$.+30:branchc<brancha+2<branchb+2' - $ cd .. - $ hg -R source-repo debugindex -m - rev offset length delta linkrev nodeid p1 p2 - 0 0 46 -1 0 19deeef41503 000000000000 000000000000 - 1 46 57 0 1 fffc37b38c40 19deeef41503 000000000000 - 2 103 57 1 2 5822d75c83d9 fffc37b38c40 000000000000 - 3 160 57 2 3 19cf2273e601 5822d75c83d9 000000000000 - 4 217 57 3 4 d45ead487afe 19cf2273e601 000000000000 - 5 274 57 4 5 96e0c2ce55ed d45ead487afe 000000000000 - 6 331 46 -1 6 0c2ea5222c74 000000000000 000000000000 - 7 377 57 6 7 4ca08a89134d 0c2ea5222c74 000000000000 - 8 434 57 7 8 c973dbfd30ac 4ca08a89134d 000000000000 - 9 491 57 8 9 d81d878ff2cd c973dbfd30ac 000000000000 - 10 548 58 9 10 dbee7f0dd760 d81d878ff2cd 000000000000 - 11 606 58 10 11 474be9f1fd4e dbee7f0dd760 000000000000 - 12 664 58 11 12 594a27502c85 474be9f1fd4e 000000000000 - 13 722 58 12 13 a7d25307d6a9 594a27502c85 000000000000 - 14 780 58 13 14 3eb53082272e a7d25307d6a9 000000000000 - 15 838 58 14 15 d1e94c85caf6 3eb53082272e 000000000000 - 16 896 58 15 16 8933d9629788 d1e94c85caf6 000000000000 - 17 954 58 16 17 a33416e52d91 8933d9629788 000000000000 - 18 1012 47 -1 18 4ccbf31021ed 000000000000 000000000000 - 19 1059 58 18 19 dcad7a25656c 4ccbf31021ed 000000000000 - 20 1117 58 19 20 617c4f8be75f dcad7a25656c 000000000000 - 21 1175 58 20 21 975b9c1d75bb 617c4f8be75f 000000000000 - 22 1233 58 21 22 74f09cd33b70 975b9c1d75bb 000000000000 - 23 1291 58 22 23 54e79bfa7ef1 74f09cd33b70 000000000000 - 24 1349 58 23 24 c556e7ff90af 54e79bfa7ef1 000000000000 - 25 1407 58 24 25 42daedfe9c6b c556e7ff90af 000000000000 - 26 1465 58 25 26 f302566947c7 42daedfe9c6b 000000000000 - 27 1523 58 26 27 2346959851cb f302566947c7 000000000000 - 28 1581 58 27 28 ca8d867106b4 2346959851cb 000000000000 - 29 1639 58 28 29 fd9152decab2 ca8d867106b4 000000000000 - 30 1697 58 29 30 3fe34080a79b fd9152decab2 000000000000 - 31 1755 58 30 31 bce61a95078e 3fe34080a79b 000000000000 - 32 1813 58 31 32 1dd9ba54ba15 bce61a95078e 000000000000 - 33 1871 58 32 33 3cd9b90a9972 1dd9ba54ba15 000000000000 - 34 1929 58 33 34 5db8c9754ef5 3cd9b90a9972 000000000000 - 35 1987 58 34 35 ee4a240cc16c 5db8c9754ef5 000000000000 - 36 2045 58 35 36 9e1d38725343 ee4a240cc16c 000000000000 - 37 2103 58 36 37 3463f73086a8 9e1d38725343 000000000000 - 38 2161 58 37 38 88af72fab449 3463f73086a8 000000000000 - 39 2219 58 38 39 472f5ce73785 88af72fab449 000000000000 - 40 2277 58 39 40 c91b8351e5b8 472f5ce73785 000000000000 - 41 2335 58 40 41 9c8289c5c5c0 c91b8351e5b8 000000000000 - 42 2393 58 41 42 a13fd4a09d76 9c8289c5c5c0 000000000000 - 43 2451 58 42 43 2ec2c81cafe0 a13fd4a09d76 000000000000 - 44 2509 58 43 44 f27fdd174392 2ec2c81cafe0 000000000000 - 45 2567 58 44 45 a539ec59fe41 f27fdd174392 000000000000 - 46 2625 58 45 46 5e98b9ecb738 a539ec59fe41 000000000000 - 47 2683 58 46 47 31e6b47899d0 5e98b9ecb738 000000000000 - 48 2741 58 47 48 2cf25d6636bd 31e6b47899d0 000000000000 - 49 2799 197 -1 49 9fff62ea0624 96e0c2ce55ed 000000000000 - 50 2996 58 49 50 467f8e30a066 9fff62ea0624 000000000000 - 51 3054 356 50 51 346db97283df a33416e52d91 000000000000 - 52 3410 58 51 52 4e003fd4d5cd 346db97283df 000000000000 - $ hg clone --pull source-repo --config experimental.maxdeltachainspan=2800 relax-chain --config format.generaldelta=yes - requesting all changes - adding changesets - adding manifests - adding file changes - added 53 changesets with 53 changes to 53 files (+2 heads) - updating to branch default - 14 files updated, 0 files merged, 0 files removed, 0 files unresolved - $ hg -R relax-chain debugindex -m - rev offset length delta linkrev nodeid p1 p2 - 0 0 46 -1 0 19deeef41503 000000000000 000000000000 - 1 46 57 0 1 fffc37b38c40 19deeef41503 000000000000 - 2 103 57 1 2 5822d75c83d9 fffc37b38c40 000000000000 - 3 160 57 2 3 19cf2273e601 5822d75c83d9 000000000000 - 4 217 57 3 4 d45ead487afe 19cf2273e601 000000000000 - 5 274 57 4 5 96e0c2ce55ed d45ead487afe 000000000000 - 6 331 46 -1 6 0c2ea5222c74 000000000000 000000000000 - 7 377 57 6 7 4ca08a89134d 0c2ea5222c74 000000000000 - 8 434 57 7 8 c973dbfd30ac 4ca08a89134d 000000000000 - 9 491 57 8 9 d81d878ff2cd c973dbfd30ac 000000000000 - 10 548 58 9 10 dbee7f0dd760 d81d878ff2cd 000000000000 - 11 606 58 10 11 474be9f1fd4e dbee7f0dd760 000000000000 - 12 664 58 11 12 594a27502c85 474be9f1fd4e 000000000000 - 13 722 58 12 13 a7d25307d6a9 594a27502c85 000000000000 - 14 780 58 13 14 3eb53082272e a7d25307d6a9 000000000000 - 15 838 58 14 15 d1e94c85caf6 3eb53082272e 000000000000 - 16 896 58 15 16 8933d9629788 d1e94c85caf6 000000000000 - 17 954 58 16 17 a33416e52d91 8933d9629788 000000000000 - 18 1012 47 -1 18 4ccbf31021ed 000000000000 000000000000 - 19 1059 58 18 19 dcad7a25656c 4ccbf31021ed 000000000000 - 20 1117 58 19 20 617c4f8be75f dcad7a25656c 000000000000 - 21 1175 58 20 21 975b9c1d75bb 617c4f8be75f 000000000000 - 22 1233 58 21 22 74f09cd33b70 975b9c1d75bb 000000000000 - 23 1291 58 22 23 54e79bfa7ef1 74f09cd33b70 000000000000 - 24 1349 58 23 24 c556e7ff90af 54e79bfa7ef1 000000000000 - 25 1407 58 24 25 42daedfe9c6b c556e7ff90af 000000000000 - 26 1465 58 25 26 f302566947c7 42daedfe9c6b 000000000000 - 27 1523 58 26 27 2346959851cb f302566947c7 000000000000 - 28 1581 58 27 28 ca8d867106b4 2346959851cb 000000000000 - 29 1639 58 28 29 fd9152decab2 ca8d867106b4 000000000000 - 30 1697 58 29 30 3fe34080a79b fd9152decab2 000000000000 - 31 1755 58 30 31 bce61a95078e 3fe34080a79b 000000000000 - 32 1813 58 31 32 1dd9ba54ba15 bce61a95078e 000000000000 - 33 1871 58 32 33 3cd9b90a9972 1dd9ba54ba15 000000000000 - 34 1929 58 33 34 5db8c9754ef5 3cd9b90a9972 000000000000 - 35 1987 58 34 35 ee4a240cc16c 5db8c9754ef5 000000000000 - 36 2045 58 35 36 9e1d38725343 ee4a240cc16c 000000000000 - 37 2103 58 36 37 3463f73086a8 9e1d38725343 000000000000 - 38 2161 58 37 38 88af72fab449 3463f73086a8 000000000000 - 39 2219 58 38 39 472f5ce73785 88af72fab449 000000000000 - 40 2277 58 39 40 c91b8351e5b8 472f5ce73785 000000000000 - 41 2335 58 40 41 9c8289c5c5c0 c91b8351e5b8 000000000000 - 42 2393 58 41 42 a13fd4a09d76 9c8289c5c5c0 000000000000 - 43 2451 58 42 43 2ec2c81cafe0 a13fd4a09d76 000000000000 - 44 2509 58 43 44 f27fdd174392 2ec2c81cafe0 000000000000 - 45 2567 58 44 45 a539ec59fe41 f27fdd174392 000000000000 - 46 2625 58 45 46 5e98b9ecb738 a539ec59fe41 000000000000 - 47 2683 58 46 47 31e6b47899d0 5e98b9ecb738 000000000000 - 48 2741 58 47 48 2cf25d6636bd 31e6b47899d0 000000000000 - 49 2799 197 -1 49 9fff62ea0624 96e0c2ce55ed 000000000000 - 50 2996 58 49 50 467f8e30a066 9fff62ea0624 000000000000 - 51 3054 58 17 51 346db97283df a33416e52d91 000000000000 - 52 3112 369 -1 52 4e003fd4d5cd 346db97283df 000000000000 - $ hg clone --pull source-repo --config experimental.maxdeltachainspan=0 noconst-chain --config format.generaldelta=yes - requesting all changes - adding changesets - adding manifests - adding file changes - added 53 changesets with 53 changes to 53 files (+2 heads) - updating to branch default - 14 files updated, 0 files merged, 0 files removed, 0 files unresolved - $ hg -R noconst-chain debugindex -m - rev offset length delta linkrev nodeid p1 p2 - 0 0 46 -1 0 19deeef41503 000000000000 000000000000 - 1 46 57 0 1 fffc37b38c40 19deeef41503 000000000000 - 2 103 57 1 2 5822d75c83d9 fffc37b38c40 000000000000 - 3 160 57 2 3 19cf2273e601 5822d75c83d9 000000000000 - 4 217 57 3 4 d45ead487afe 19cf2273e601 000000000000 - 5 274 57 4 5 96e0c2ce55ed d45ead487afe 000000000000 - 6 331 46 -1 6 0c2ea5222c74 000000000000 000000000000 - 7 377 57 6 7 4ca08a89134d 0c2ea5222c74 000000000000 - 8 434 57 7 8 c973dbfd30ac 4ca08a89134d 000000000000 - 9 491 57 8 9 d81d878ff2cd c973dbfd30ac 000000000000 - 10 548 58 9 10 dbee7f0dd760 d81d878ff2cd 000000000000 - 11 606 58 10 11 474be9f1fd4e dbee7f0dd760 000000000000 - 12 664 58 11 12 594a27502c85 474be9f1fd4e 000000000000 - 13 722 58 12 13 a7d25307d6a9 594a27502c85 000000000000 - 14 780 58 13 14 3eb53082272e a7d25307d6a9 000000000000 - 15 838 58 14 15 d1e94c85caf6 3eb53082272e 000000000000 - 16 896 58 15 16 8933d9629788 d1e94c85caf6 000000000000 - 17 954 58 16 17 a33416e52d91 8933d9629788 000000000000 - 18 1012 47 -1 18 4ccbf31021ed 000000000000 000000000000 - 19 1059 58 18 19 dcad7a25656c 4ccbf31021ed 000000000000 - 20 1117 58 19 20 617c4f8be75f dcad7a25656c 000000000000 - 21 1175 58 20 21 975b9c1d75bb 617c4f8be75f 000000000000 - 22 1233 58 21 22 74f09cd33b70 975b9c1d75bb 000000000000 - 23 1291 58 22 23 54e79bfa7ef1 74f09cd33b70 000000000000 - 24 1349 58 23 24 c556e7ff90af 54e79bfa7ef1 000000000000 - 25 1407 58 24 25 42daedfe9c6b c556e7ff90af 000000000000 - 26 1465 58 25 26 f302566947c7 42daedfe9c6b 000000000000 - 27 1523 58 26 27 2346959851cb f302566947c7 000000000000 - 28 1581 58 27 28 ca8d867106b4 2346959851cb 000000000000 - 29 1639 58 28 29 fd9152decab2 ca8d867106b4 000000000000 - 30 1697 58 29 30 3fe34080a79b fd9152decab2 000000000000 - 31 1755 58 30 31 bce61a95078e 3fe34080a79b 000000000000 - 32 1813 58 31 32 1dd9ba54ba15 bce61a95078e 000000000000 - 33 1871 58 32 33 3cd9b90a9972 1dd9ba54ba15 000000000000 - 34 1929 58 33 34 5db8c9754ef5 3cd9b90a9972 000000000000 - 35 1987 58 34 35 ee4a240cc16c 5db8c9754ef5 000000000000 - 36 2045 58 35 36 9e1d38725343 ee4a240cc16c 000000000000 - 37 2103 58 36 37 3463f73086a8 9e1d38725343 000000000000 - 38 2161 58 37 38 88af72fab449 3463f73086a8 000000000000 - 39 2219 58 38 39 472f5ce73785 88af72fab449 000000000000 - 40 2277 58 39 40 c91b8351e5b8 472f5ce73785 000000000000 - 41 2335 58 40 41 9c8289c5c5c0 c91b8351e5b8 000000000000 - 42 2393 58 41 42 a13fd4a09d76 9c8289c5c5c0 000000000000 - 43 2451 58 42 43 2ec2c81cafe0 a13fd4a09d76 000000000000 - 44 2509 58 43 44 f27fdd174392 2ec2c81cafe0 000000000000 - 45 2567 58 44 45 a539ec59fe41 f27fdd174392 000000000000 - 46 2625 58 45 46 5e98b9ecb738 a539ec59fe41 000000000000 - 47 2683 58 46 47 31e6b47899d0 5e98b9ecb738 000000000000 - 48 2741 58 47 48 2cf25d6636bd 31e6b47899d0 000000000000 - 49 2799 58 5 49 9fff62ea0624 96e0c2ce55ed 000000000000 - 50 2857 58 49 50 467f8e30a066 9fff62ea0624 000000000000 - 51 2915 58 17 51 346db97283df a33416e52d91 000000000000 - 52 2973 58 51 52 4e003fd4d5cd 346db97283df 000000000000