merge(third_party/git): Merge squashed git subtree at v2.23.0 r/373

Merge commit '1b593e1ea4d2af0f6444d9a7788d5d99abd6fde5' as 'third_party/git'

1 files changed, 52 insertions, 0 deletions

diff --git a/third_party/git/t/perf/p5302-pack-index.sh b/third_party/git/t/perf/p5302-pack-index.sh
new file mode 100755
index 000000000000..a9b3e112d982
--- /dev/null
+++ b/third_party/git/t/perf/p5302-pack-index.sh
@@ -0,0 +1,52 @@
+#!/bin/sh
+
+test_description="Tests index-pack performance"
+
+. ./perf-lib.sh
+
+test_perf_large_repo
+
+test_expect_success 'repack' '
+	git repack -ad &&
+	PACK=$(ls .git/objects/pack/*.pack | head -n1) &&
+	test -f "$PACK" &&
+	export PACK
+'
+
+test_perf 'index-pack 0 threads' '
+	rm -rf repo.git &&
+	git init --bare repo.git &&
+	GIT_DIR=repo.git git index-pack --threads=1 --stdin < $PACK
+'
+
+test_perf 'index-pack 1 thread ' '
+	rm -rf repo.git &&
+	git init --bare repo.git &&
+	GIT_DIR=repo.git GIT_FORCE_THREADS=1 git index-pack --threads=1 --stdin < $PACK
+'
+
+test_perf 'index-pack 2 threads' '
+	rm -rf repo.git &&
+	git init --bare repo.git &&
+	GIT_DIR=repo.git git index-pack --threads=2 --stdin < $PACK
+'
+
+test_perf 'index-pack 4 threads' '
+	rm -rf repo.git &&
+	git init --bare repo.git &&
+	GIT_DIR=repo.git git index-pack --threads=4 --stdin < $PACK
+'
+
+test_perf 'index-pack 8 threads' '
+	rm -rf repo.git &&
+	git init --bare repo.git &&
+	GIT_DIR=repo.git git index-pack --threads=8 --stdin < $PACK
+'
+
+test_perf 'index-pack default number of threads' '
+	rm -rf repo.git &&
+	git init --bare repo.git &&
+	GIT_DIR=repo.git git index-pack --stdin < $PACK
+'
+
+test_done