From patchwork Sun Nov 30 01:57:41 2014
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Subject: [1,of,4] perf: add a perfloadmarkers command
From: Pierre-Yves David <pierre-yves.david@ens-lyon.org>
X-Patchwork-Id: 6891
Message-Id: <04eb7e49d2b6f90f71aa.1417312661@marginatus.alto.octopoid.net>
To: mercurial-devel@selenic.com
Cc: Pierre-Yves David <pierre-yves.david@ens-lyon.org>
Date: Sat, 29 Nov 2014 17:57:41 -0800

# HG changeset patch
# User Pierre-Yves David <pierre-yves.david@fb.com>
# Date 1416529675 28800
#      Thu Nov 20 16:27:55 2014 -0800
# Node ID 04eb7e49d2b6f90f71aa85de9ad0b4d70670d688
# Parent  9da5a7413eb8bc3e708eee62bc38342c8ff7f917
perf: add a perfloadmarkers command

It is used to perfmark the obsstore initialisation time.

diff --git a/contrib/perf.py b/contrib/perf.py
--- a/contrib/perf.py
+++ b/contrib/perf.py
@@ -523,5 +523,14 @@ def perfbranchmap(ui, repo, full=False):
             timer(getbranchmap(name), title=str(name))
     finally:
         branchmap.read = oldread
         branchmap.branchcache.write = oldwrite
     fm.end()
+
+@command('perfloadmarkers')
+def perfloadmarkers(ui, repo):
+    """benchmark the time to parse the ondisk marker for a repo
+
+    Result is the number of marker in the repo."""
+    timer, fm = gettimer(ui)
+    timer(lambda: len(obsolete.obsstore(repo.sopener)))
+    fm.end()