Merge branch 'rs/disable-gc-during-perf-tests'

gitster · gitster · commit 525705a0a24e · 2021-10-25T16:06:57.000-07:00
Avoid performance measurements from getting ruined by gc and other
housekeeping pauses interfering in the middle.

* rs/disable-gc-during-perf-tests:
  perf: disable automatic housekeeping
diff --git a/t/perf/config b/t/perf/config
@@ -0,0 +1,2 @@
+[gc]
+	auto = 0
diff --git a/t/perf/perf-lib.sh b/t/perf/perf-lib.sh
@@ -27,6 +27,10 @@ TEST_NO_MALLOC_CHECK=t
 
 . ../test-lib.sh
 
+unset GIT_CONFIG_NOSYSTEM
+GIT_CONFIG_SYSTEM="$TEST_DIRECTORY/perf/config"
+export GIT_CONFIG_SYSTEM
+
 if test -n "$GIT_TEST_INSTALLED" -a -z "$PERF_SET_GIT_TEST_INSTALLED"
 then
 	error "Do not use GIT_TEST_INSTALLED with the perf tests.
