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authorJunio C Hamano <gitster@pobox.com>2021-03-01 22:02:56 (GMT)
committerJunio C Hamano <gitster@pobox.com>2021-03-01 22:02:56 (GMT)
commit700696bcfc8dc0bbb763ba8a0c91688ad6c1fa7b (patch)
tree0ee0dfedd86ae722d2a626409a45f6bb4c4ec9a0 /t/perf/p7519-fsmonitor.sh
parent90917373cd21f60ccd2636e067a0c2685d29d0d5 (diff)
parentfcd19b09f8b2cddffe18dc4d2f974fce94dc27b0 (diff)
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Merge branch 'jh/fsmonitor-prework'
Preliminary changes to fsmonitor integration. * jh/fsmonitor-prework: fsmonitor: refactor initialization of fsmonitor_last_update token fsmonitor: allow all entries for a folder to be invalidated fsmonitor: log FSMN token when reading and writing the index fsmonitor: log invocation of FSMonitor hook to trace2 read-cache: log the number of scanned files to trace2 read-cache: log the number of lstat calls to trace2 preload-index: log the number of lstat calls to trace2 p7519: add trace logging during perf test p7519: move watchman cleanup earlier in the test p7519: fix watchman watch-list test on Windows p7519: do not rely on "xargs -d" in test
Diffstat (limited to 't/perf/p7519-fsmonitor.sh')
-rwxr-xr-xt/perf/p7519-fsmonitor.sh71
1 files changed, 61 insertions, 10 deletions
diff --git a/t/perf/p7519-fsmonitor.sh b/t/perf/p7519-fsmonitor.sh
index 1e20a18..b657564 100755
--- a/t/perf/p7519-fsmonitor.sh
+++ b/t/perf/p7519-fsmonitor.sh
@@ -32,6 +32,8 @@ test_description="Test core.fsmonitor"
#
# GIT_PERF_7519_DROP_CACHE: if set, the OS caches are dropped between tests
#
+# GIT_PERF_7519_TRACE: if set, enable trace logging during the test.
+# Trace logs will be grouped by fsmonitor provider.
test_perf_large_repo
test_checkout_worktree
@@ -70,6 +72,32 @@ then
fi
fi
+trace_start() {
+ if test -n "$GIT_PERF_7519_TRACE"
+ then
+ name="$1"
+ TEST_TRACE_DIR="$TEST_OUTPUT_DIRECTORY/test-trace/p7519/"
+ echo "Writing trace logging to $TEST_TRACE_DIR"
+
+ mkdir -p "$TEST_TRACE_DIR"
+
+ # Start Trace2 logging and any other GIT_TRACE_* logs that you
+ # want for this named test case.
+
+ GIT_TRACE2_PERF="$TEST_TRACE_DIR/$name.trace2perf"
+ export GIT_TRACE2_PERF
+
+ >"$GIT_TRACE2_PERF"
+ fi
+}
+
+trace_stop() {
+ if test -n "$GIT_PERF_7519_TRACE"
+ then
+ unset GIT_TRACE2_PERF
+ fi
+}
+
test_expect_success "one time repo setup" '
# set untrackedCache depending on the environment
if test -n "$GIT_PERF_7519_UNTRACKED_CACHE"
@@ -101,7 +129,7 @@ test_expect_success "one time repo setup" '
# If Watchman exists, watch the work tree and attempt a query.
if test_have_prereq WATCHMAN; then
watchman watch "$GIT_WORK_TREE" &&
- watchman watch-list | grep -q -F "$GIT_WORK_TREE"
+ watchman watch-list | grep -q -F "p7519-fsmonitor"
fi
'
@@ -169,8 +197,18 @@ test_fsmonitor_suite() {
git status -uall
'
+ # Update the mtimes on upto 100k files to make status think
+ # that they are dirty. For simplicity, omit any files with
+ # LFs (i.e. anything that ls-files thinks it needs to dquote).
+ # Then fully backslash-quote the paths to capture any
+ # whitespace so that they pass thru xargs properly.
+ #
test_perf_w_drop_caches "status (dirty) ($DESC)" '
- git ls-files | head -100000 | xargs -d "\n" touch -h &&
+ git ls-files | \
+ head -100000 | \
+ grep -v \" | \
+ sed '\''s/\(.\)/\\\1/g'\'' | \
+ xargs test-tool chmtime -300 &&
git status
'
@@ -203,6 +241,12 @@ test_fsmonitor_suite() {
'
}
+#
+# Run a full set of perf tests using each Hook-based fsmonitor provider,
+# such as Watchman.
+#
+
+trace_start fsmonitor-watchman
if test -n "$GIT_PERF_7519_FSMONITOR"; then
for INTEGRATION_PATH in $GIT_PERF_7519_FSMONITOR; do
test_expect_success "setup for fsmonitor $INTEGRATION_PATH" 'setup_for_fsmonitor'
@@ -213,14 +257,6 @@ else
test_fsmonitor_suite
fi
-test_expect_success "setup without fsmonitor" '
- unset INTEGRATION_SCRIPT &&
- git config --unset core.fsmonitor &&
- git update-index --no-fsmonitor
-'
-
-test_fsmonitor_suite
-
if test_have_prereq WATCHMAN
then
watchman watch-del "$GIT_WORK_TREE" >/dev/null 2>&1 &&
@@ -229,5 +265,20 @@ then
# preventing the removal of the trash directory
watchman shutdown-server >/dev/null 2>&1
fi
+trace_stop
+
+#
+# Run a full set of perf tests with the fsmonitor feature disabled.
+#
+
+trace_start fsmonitor-disabled
+test_expect_success "setup without fsmonitor" '
+ unset INTEGRATION_SCRIPT &&
+ git config --unset core.fsmonitor &&
+ git update-index --no-fsmonitor
+'
+
+test_fsmonitor_suite
+trace_stop
test_done