[Bug 5714] New: Performance regression on b36881c6

mercurial-bugs at mercurial-scm.org mercurial-bugs at mercurial-scm.org
Thu Oct 19 15:24:48 UTC 2017


https://bz.mercurial-scm.org/show_bug.cgi?id=5714

            Bug ID: 5714
           Summary: Performance regression on b36881c6
           Product: Mercurial
           Version: default branch
          Hardware: PC
                OS: Linux
            Status: UNCONFIRMED
          Keywords: performance, regression
          Severity: feature
          Priority: wish
         Component: Mercurial
          Assignee: bugzilla at mercurial-scm.org
          Reporter: lothiraldan at gmail.com
                CC: durham at fb.com, mercurial-devel at mercurial-scm.org

We launched our performance tool on the 4.3 cycle and detected that b36881c6
(https://www.mercurial-scm.org/repo/hg/rev/b36881c6) introduced a performance
regression.

Here is the link to the regression list:
http://perf.octobus.net/#regressions?sort=3&dir=desc (search for b36881c6)

Here are the regression associated with b36881c6 for reference:

1.09x: 1.153s -> 1.252s; "hg status" on a clean repository on
https://hg.mozilla.org/mozilla-central/ tip
1.09x: 1.188s -> 1.289s; "hg summary" on
https://hg.mozilla.org/mozilla-central/ tip
1.08x: 380.306ms -> 408.837ms; "hg diff" on a clean repository on
http://hg.netbeans.org/main tip
1.08x: 807.630ms -> 871.002ms; "hg diff" on a clean repository on
https://hg.mozilla.org/mozilla-central/ tip
1.08x: 808.769ms -> 872.172ms; "hg id" on a clean repository on
https://hg.mozilla.org/mozilla-central/ tip
1.07x: 713.199ms -> 762.412ms; "hg status" on a clean repository on
http://hg.netbeans.org/main tip
1.07x: 740.702ms -> 790.702ms; "hg summary" on http://hg.netbeans.org/main tip
1.07x: 385.648ms -> 414.316ms; "hg id" on a clean repository on
http://hg.netbeans.org/main tip

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