Mercurial > hg
changeset 46110:d90f439ff19f
debugdiscovery: display the number of roundtrip used
This is a good metric of the complexity of a discovery process.
Differential Revision: https://phab.mercurial-scm.org/D9565
| author | Pierre-Yves David <pierre-yves.david@octobus.net> |
|---|---|
| date | Fri, 11 Dec 2020 12:51:09 +0100 |
| parents | 2f357d053df2 |
| children | 9e24b3d8e896 |
| files | mercurial/debugcommands.py mercurial/setdiscovery.py mercurial/treediscovery.py tests/test-setdiscovery.t |
| diffstat | 4 files changed, 60 insertions(+), 4 deletions(-) [+] |
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--- a/mercurial/debugcommands.py Fri Dec 11 13:39:56 2020 -0800 +++ b/mercurial/debugcommands.py Fri Dec 11 12:51:09 2020 +0100 @@ -978,6 +978,7 @@ # make sure tests are repeatable random.seed(int(opts[b'seed'])) + data = {} if opts.get(b'old'): def doit(pushedrevs, remoteheads, remote=remote): @@ -985,7 +986,7 @@ # enable in-client legacy support remote = localrepo.locallegacypeer(remote.local()) common, _in, hds = treediscovery.findcommonincoming( - repo, remote, force=True + repo, remote, force=True, audit=data ) common = set(common) if not opts.get(b'nonheads'): @@ -1007,7 +1008,7 @@ revs = scmutil.revrange(repo, pushedrevs) nodes = [repo[r].node() for r in revs] common, any, hds = setdiscovery.findcommonheads( - ui, repo, remote, ancestorsof=nodes + ui, repo, remote, ancestorsof=nodes, audit=data ) return common, hds @@ -1042,7 +1043,6 @@ common_initial_undecided = initial_undecided & common missing_initial_undecided = initial_undecided & missing - data = {} data[b'elapsed'] = t.elapsed data[b'nb-common-heads'] = len(heads_common) data[b'nb-common-heads-local'] = len(heads_common_local) @@ -1068,6 +1068,7 @@ # display discovery summary ui.writenoi18n(b"elapsed time: %(elapsed)f seconds\n" % data) + ui.writenoi18n(b"round-trips: %(total-roundtrips)9d\n" % data) ui.writenoi18n(b"heads summary:\n") ui.writenoi18n(b" total common heads: %(nb-common-heads)9d\n" % data) ui.writenoi18n(
--- a/mercurial/setdiscovery.py Fri Dec 11 13:39:56 2020 -0800 +++ b/mercurial/setdiscovery.py Fri Dec 11 12:51:09 2020 +0100 @@ -291,9 +291,14 @@ abortwhenunrelated=True, ancestorsof=None, samplegrowth=1.05, + audit=None, ): """Return a tuple (common, anyincoming, remoteheads) used to identify missing nodes from or in remote. + + The audit argument is an optional dictionnary that a caller can pass. it + will be updated with extra data about the discovery, this is useful for + debug. """ start = util.timer() @@ -379,6 +384,9 @@ srvheadhashes, yesno = fheads.result(), fknown.result() + if audit is not None: + audit[b'total-roundtrips'] = 1 + if cl.tip() == nullid: if srvheadhashes != [nullid]: return [nullid], True, srvheadhashes @@ -473,6 +481,9 @@ missing = set(result) - set(knownsrvheads) ui.log(b'discovery', msg, len(result), len(missing), roundtrips, elapsed) + if audit is not None: + audit[b'total-roundtrips'] = roundtrips + if not result and srvheadhashes != [nullid]: if abortwhenunrelated: raise error.Abort(_(b"repository is unrelated"))
--- a/mercurial/treediscovery.py Fri Dec 11 13:39:56 2020 -0800 +++ b/mercurial/treediscovery.py Fri Dec 11 12:51:09 2020 +0100 @@ -20,7 +20,7 @@ ) -def findcommonincoming(repo, remote, heads=None, force=False): +def findcommonincoming(repo, remote, heads=None, force=False, audit=None): """Return a tuple (common, fetch, heads) used to identify the common subset of nodes between repo and remote. @@ -41,6 +41,9 @@ with remote.commandexecutor() as e: heads = e.callcommand(b'heads', {}).result() + if audit is not None: + audit[b'total-roundtrips'] = 1 + if repo.changelog.tip() == nullid: base.add(nullid) if heads != [nullid]: @@ -181,5 +184,7 @@ progress.complete() repo.ui.debug(b"%d total queries\n" % reqcnt) + if audit is not None: + audit[b'total-roundtrips'] = reqcnt return base, list(fetch), heads
--- a/tests/test-setdiscovery.t Fri Dec 11 13:39:56 2020 -0800 +++ b/tests/test-setdiscovery.t Fri Dec 11 12:51:09 2020 +0100 @@ -44,6 +44,7 @@ searching for changes unpruned common: 01241442b3c2 66f7d451a68b b5714e113bc0 elapsed time: * seconds (glob) + round-trips: 2 heads summary: total common heads: 2 also local heads: 2 @@ -75,6 +76,7 @@ searching for changes all local changesets known remotely elapsed time: * seconds (glob) + round-trips: 1 heads summary: total common heads: 2 also local heads: 2 @@ -106,6 +108,7 @@ searching for changes all local changesets known remotely elapsed time: * seconds (glob) + round-trips: 1 heads summary: total common heads: 1 also local heads: 1 @@ -136,6 +139,7 @@ searching for changes unpruned common: 01241442b3c2 b5714e113bc0 elapsed time: * seconds (glob) + round-trips: 1 heads summary: total common heads: 2 also local heads: 1 @@ -167,6 +171,7 @@ searching for changes all remote heads known locally elapsed time: * seconds (glob) + round-trips: 1 heads summary: total common heads: 2 also local heads: 1 @@ -198,6 +203,7 @@ searching for changes all remote heads known locally elapsed time: * seconds (glob) + round-trips: 1 heads summary: total common heads: 2 also local heads: 1 @@ -235,6 +241,7 @@ searching for changes unpruned common: bebd167eb94d elapsed time: * seconds (glob) + round-trips: 2 heads summary: total common heads: 1 also local heads: 1 @@ -269,6 +276,7 @@ query 2; still undecided: 29, sample size is: 29 2 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 2 heads summary: total common heads: 1 also local heads: 1 @@ -303,6 +311,7 @@ query 2; still undecided: 31, sample size is: 31 2 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 2 heads summary: total common heads: 1 also local heads: 0 @@ -333,6 +342,7 @@ searching for changes unpruned common: 66f7d451a68b bebd167eb94d elapsed time: * seconds (glob) + round-trips: 4 heads summary: total common heads: 1 also local heads: 0 @@ -367,6 +377,7 @@ query 2; still undecided: 2, sample size is: 2 2 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 2 heads summary: total common heads: 1 also local heads: 0 @@ -401,6 +412,7 @@ query 2; still undecided: 2, sample size is: 2 2 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 2 heads summary: total common heads: 1 also local heads: 0 @@ -437,6 +449,7 @@ searching for changes unpruned common: 2dc09a01254d elapsed time: * seconds (glob) + round-trips: 4 heads summary: total common heads: 1 also local heads: 1 @@ -471,6 +484,7 @@ query 2; still undecided: 29, sample size is: 29 2 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 2 heads summary: total common heads: 1 also local heads: 1 @@ -505,6 +519,7 @@ query 2; still undecided: 31, sample size is: 31 2 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 2 heads summary: total common heads: 1 also local heads: 0 @@ -535,6 +550,7 @@ searching for changes unpruned common: 2dc09a01254d 66f7d451a68b elapsed time: * seconds (glob) + round-trips: 4 heads summary: total common heads: 1 also local heads: 0 @@ -569,6 +585,7 @@ query 2; still undecided: 29, sample size is: 29 2 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 2 heads summary: total common heads: 1 also local heads: 0 @@ -603,6 +620,7 @@ query 2; still undecided: 29, sample size is: 29 2 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 2 heads summary: total common heads: 1 also local heads: 0 @@ -640,6 +658,7 @@ searching for changes unpruned common: 66f7d451a68b elapsed time: * seconds (glob) + round-trips: 4 heads summary: total common heads: 1 also local heads: 0 @@ -674,6 +693,7 @@ query 2; still undecided: 31, sample size is: 31 2 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 2 heads summary: total common heads: 1 also local heads: 0 @@ -708,6 +728,7 @@ query 2; still undecided: 31, sample size is: 31 2 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 2 heads summary: total common heads: 1 also local heads: 0 @@ -738,6 +759,7 @@ searching for changes unpruned common: 66f7d451a68b elapsed time: * seconds (glob) + round-trips: 4 heads summary: total common heads: 1 also local heads: 0 @@ -772,6 +794,7 @@ query 2; still undecided: 31, sample size is: 31 2 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 2 heads summary: total common heads: 1 also local heads: 0 @@ -806,6 +829,7 @@ query 2; still undecided: 31, sample size is: 31 2 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 2 heads summary: total common heads: 1 also local heads: 0 @@ -843,6 +867,7 @@ searching for changes unpruned common: 66f7d451a68b elapsed time: * seconds (glob) + round-trips: 4 heads summary: total common heads: 1 also local heads: 0 @@ -877,6 +902,7 @@ query 2; still undecided: 51, sample size is: 51 2 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 2 heads summary: total common heads: 1 also local heads: 0 @@ -911,6 +937,7 @@ query 2; still undecided: 51, sample size is: 51 2 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 2 heads summary: total common heads: 1 also local heads: 0 @@ -941,6 +968,7 @@ searching for changes unpruned common: 66f7d451a68b elapsed time: * seconds (glob) + round-trips: 3 heads summary: total common heads: 1 also local heads: 0 @@ -975,6 +1003,7 @@ query 2; still undecided: 31, sample size is: 31 2 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 2 heads summary: total common heads: 1 also local heads: 0 @@ -1009,6 +1038,7 @@ query 2; still undecided: 31, sample size is: 31 2 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 2 heads summary: total common heads: 1 also local heads: 0 @@ -1046,6 +1076,7 @@ searching for changes unpruned common: 7ead0cba2838 elapsed time: * seconds (glob) + round-trips: 4 heads summary: total common heads: 1 also local heads: 0 @@ -1083,6 +1114,7 @@ query 3; still undecided: 31, sample size is: 31 3 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 3 heads summary: total common heads: 1 also local heads: 0 @@ -1120,6 +1152,7 @@ query 3; still undecided: 31, sample size is: 31 3 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 3 heads summary: total common heads: 1 also local heads: 0 @@ -1150,6 +1183,7 @@ searching for changes unpruned common: 7ead0cba2838 elapsed time: * seconds (glob) + round-trips: 3 heads summary: total common heads: 1 also local heads: 0 @@ -1187,6 +1221,7 @@ query 3; still undecided: 15, sample size is: 15 3 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 3 heads summary: total common heads: 1 also local heads: 0 @@ -1224,6 +1259,7 @@ query 3; still undecided: 15, sample size is: 15 3 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 3 heads summary: total common heads: 1 also local heads: 0 @@ -1313,6 +1349,7 @@ query 6; still undecided: 63, sample size is: 63 6 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 6 heads summary: total common heads: 1 also local heads: 0 @@ -1349,6 +1386,7 @@ query 3; still undecided: 3, sample size is: 3 3 total queries in *.????s (glob) elapsed time: * seconds (glob) + round-trips: 3 heads summary: total common heads: 1 also local heads: 0 @@ -1476,6 +1514,7 @@ comparing with $TESTTMP/ancestorsof/a searching for changes elapsed time: * seconds (glob) + round-trips: 1 heads summary: total common heads: 1 also local heads: 1