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-rwxr-xr-xt/perf/aggregate.perl4
-rw-r--r--t/perf/lib-bitmap.sh69
-rwxr-xr-xt/perf/p0071-sort.sh40
-rwxr-xr-xt/perf/p3400-rebase.sh2
-rwxr-xr-xt/perf/p5310-pack-bitmaps.sh65
-rwxr-xr-xt/perf/p5326-multi-pack-bitmaps.sh52
-rw-r--r--t/perf/perf-lib.sh1
-rwxr-xr-xt/perf/run2
8 files changed, 162 insertions, 73 deletions
diff --git a/t/perf/aggregate.perl b/t/perf/aggregate.perl
index 82c0df4553..575d2000cc 100755
--- a/t/perf/aggregate.perl
+++ b/t/perf/aggregate.perl
@@ -17,8 +17,8 @@ sub get_times {
my $rt = ((defined $1 ? $1 : 0.0)*60+$2)*60+$3;
return ($rt, $4, $5);
# size
- } elsif ($line =~ /^\d+$/) {
- return $&;
+ } elsif ($line =~ /^\s*(\d+)$/) {
+ return $1;
} else {
die "bad input line: $line";
}
diff --git a/t/perf/lib-bitmap.sh b/t/perf/lib-bitmap.sh
new file mode 100644
index 0000000000..63d3bc7cec
--- /dev/null
+++ b/t/perf/lib-bitmap.sh
@@ -0,0 +1,69 @@
+# Helper functions for testing bitmap performance; see p5310.
+
+test_full_bitmap () {
+ test_perf 'simulated clone' '
+ git pack-objects --stdout --all </dev/null >/dev/null
+ '
+
+ test_perf 'simulated fetch' '
+ have=$(git rev-list HEAD~100 -1) &&
+ {
+ echo HEAD &&
+ echo ^$have
+ } | git pack-objects --revs --stdout >/dev/null
+ '
+
+ test_perf 'pack to file (bitmap)' '
+ git pack-objects --use-bitmap-index --all pack1b </dev/null >/dev/null
+ '
+
+ test_perf 'rev-list (commits)' '
+ git rev-list --all --use-bitmap-index >/dev/null
+ '
+
+ test_perf 'rev-list (objects)' '
+ git rev-list --all --use-bitmap-index --objects >/dev/null
+ '
+
+ test_perf 'rev-list with tag negated via --not --all (objects)' '
+ git rev-list perf-tag --not --all --use-bitmap-index --objects >/dev/null
+ '
+
+ test_perf 'rev-list with negative tag (objects)' '
+ git rev-list HEAD --not perf-tag --use-bitmap-index --objects >/dev/null
+ '
+
+ test_perf 'rev-list count with blob:none' '
+ git rev-list --use-bitmap-index --count --objects --all \
+ --filter=blob:none >/dev/null
+ '
+
+ test_perf 'rev-list count with blob:limit=1k' '
+ git rev-list --use-bitmap-index --count --objects --all \
+ --filter=blob:limit=1k >/dev/null
+ '
+
+ test_perf 'rev-list count with tree:0' '
+ git rev-list --use-bitmap-index --count --objects --all \
+ --filter=tree:0 >/dev/null
+ '
+
+ test_perf 'simulated partial clone' '
+ git pack-objects --stdout --all --filter=blob:none </dev/null >/dev/null
+ '
+}
+
+test_partial_bitmap () {
+ test_perf 'clone (partial bitmap)' '
+ git pack-objects --stdout --all </dev/null >/dev/null
+ '
+
+ test_perf 'pack to file (partial bitmap)' '
+ git pack-objects --use-bitmap-index --all pack2b </dev/null >/dev/null
+ '
+
+ test_perf 'rev-list with tree filter (partial bitmap)' '
+ git rev-list --use-bitmap-index --count --objects --all \
+ --filter=tree:0 >/dev/null
+ '
+}
diff --git a/t/perf/p0071-sort.sh b/t/perf/p0071-sort.sh
index 6e924f5fa3..ed366e2e12 100755
--- a/t/perf/p0071-sort.sh
+++ b/t/perf/p0071-sort.sh
@@ -11,16 +11,42 @@ test_expect_success 'setup' '
git cat-file --batch >unsorted
'
-test_perf 'sort(1)' '
- sort <unsorted >expect
+test_perf 'sort(1) unsorted' '
+ sort <unsorted >sorted
'
-test_perf 'string_list_sort()' '
- test-tool string-list sort <unsorted >actual
+test_expect_success 'reverse' '
+ sort -r <unsorted >reversed
'
-test_expect_success 'string_list_sort() sorts like sort(1)' '
- test_cmp_bin expect actual
-'
+for file in sorted reversed
+do
+ test_perf "sort(1) $file" "
+ sort <$file >actual
+ "
+done
+
+for file in unsorted sorted reversed
+do
+
+ test_perf "string_list_sort() $file" "
+ test-tool string-list sort <$file >actual
+ "
+
+ test_expect_success "string_list_sort() $file sorts like sort(1)" "
+ test_cmp_bin sorted actual
+ "
+done
+
+for file in unsorted sorted reversed
+do
+ test_perf "llist_mergesort() $file" "
+ test-tool mergesort sort <$file >actual
+ "
+
+ test_expect_success "llist_mergesort() $file sorts like sort(1)" "
+ test_cmp_bin sorted actual
+ "
+done
test_done
diff --git a/t/perf/p3400-rebase.sh b/t/perf/p3400-rebase.sh
index 7a0bb29448..43d5a34e8c 100755
--- a/t/perf/p3400-rebase.sh
+++ b/t/perf/p3400-rebase.sh
@@ -18,7 +18,7 @@ test_expect_success 'setup rebasing on top of a lot of changes' '
test_tick &&
git commit -m commit$i unrelated-file$i &&
echo change$i >unrelated-file$i &&
- test_seq 1000 | tac >>unrelated-file$i &&
+ test_seq 1000 | sort -nr >>unrelated-file$i &&
git add unrelated-file$i &&
test_tick &&
git commit -m commit$i-reverse unrelated-file$i ||
diff --git a/t/perf/p5310-pack-bitmaps.sh b/t/perf/p5310-pack-bitmaps.sh
index 452be01056..7ad4f237bc 100755
--- a/t/perf/p5310-pack-bitmaps.sh
+++ b/t/perf/p5310-pack-bitmaps.sh
@@ -2,6 +2,7 @@
test_description='Tests pack performance using bitmaps'
. ./perf-lib.sh
+. "${TEST_DIRECTORY}/perf/lib-bitmap.sh"
test_perf_large_repo
@@ -25,56 +26,7 @@ test_perf 'repack to disk' '
git repack -ad
'
-test_perf 'simulated clone' '
- git pack-objects --stdout --all </dev/null >/dev/null
-'
-
-test_perf 'simulated fetch' '
- have=$(git rev-list HEAD~100 -1) &&
- {
- echo HEAD &&
- echo ^$have
- } | git pack-objects --revs --stdout >/dev/null
-'
-
-test_perf 'pack to file (bitmap)' '
- git pack-objects --use-bitmap-index --all pack1b </dev/null >/dev/null
-'
-
-test_perf 'rev-list (commits)' '
- git rev-list --all --use-bitmap-index >/dev/null
-'
-
-test_perf 'rev-list (objects)' '
- git rev-list --all --use-bitmap-index --objects >/dev/null
-'
-
-test_perf 'rev-list with tag negated via --not --all (objects)' '
- git rev-list perf-tag --not --all --use-bitmap-index --objects >/dev/null
-'
-
-test_perf 'rev-list with negative tag (objects)' '
- git rev-list HEAD --not perf-tag --use-bitmap-index --objects >/dev/null
-'
-
-test_perf 'rev-list count with blob:none' '
- git rev-list --use-bitmap-index --count --objects --all \
- --filter=blob:none >/dev/null
-'
-
-test_perf 'rev-list count with blob:limit=1k' '
- git rev-list --use-bitmap-index --count --objects --all \
- --filter=blob:limit=1k >/dev/null
-'
-
-test_perf 'rev-list count with tree:0' '
- git rev-list --use-bitmap-index --count --objects --all \
- --filter=tree:0 >/dev/null
-'
-
-test_perf 'simulated partial clone' '
- git pack-objects --stdout --all --filter=blob:none </dev/null >/dev/null
-'
+test_full_bitmap
test_expect_success 'create partial bitmap state' '
# pick a commit to represent the repo tip in the past
@@ -97,17 +49,6 @@ test_expect_success 'create partial bitmap state' '
git update-ref HEAD $orig_tip
'
-test_perf 'clone (partial bitmap)' '
- git pack-objects --stdout --all </dev/null >/dev/null
-'
-
-test_perf 'pack to file (partial bitmap)' '
- git pack-objects --use-bitmap-index --all pack2b </dev/null >/dev/null
-'
-
-test_perf 'rev-list with tree filter (partial bitmap)' '
- git rev-list --use-bitmap-index --count --objects --all \
- --filter=tree:0 >/dev/null
-'
+test_partial_bitmap
test_done
diff --git a/t/perf/p5326-multi-pack-bitmaps.sh b/t/perf/p5326-multi-pack-bitmaps.sh
new file mode 100755
index 0000000000..f2fa228f16
--- /dev/null
+++ b/t/perf/p5326-multi-pack-bitmaps.sh
@@ -0,0 +1,52 @@
+#!/bin/sh
+
+test_description='Tests performance using midx bitmaps'
+. ./perf-lib.sh
+. "${TEST_DIRECTORY}/perf/lib-bitmap.sh"
+
+test_perf_large_repo
+
+# we need to create the tag up front such that it is covered by the repack and
+# thus by generated bitmaps.
+test_expect_success 'create tags' '
+ git tag --message="tag pointing to HEAD" perf-tag HEAD
+'
+
+test_expect_success 'start with bitmapped pack' '
+ git repack -adb
+'
+
+test_perf 'setup multi-pack index' '
+ git multi-pack-index write --bitmap
+'
+
+test_expect_success 'drop pack bitmap' '
+ rm -f .git/objects/pack/pack-*.bitmap
+'
+
+test_full_bitmap
+
+test_expect_success 'create partial bitmap state' '
+ # pick a commit to represent the repo tip in the past
+ cutoff=$(git rev-list HEAD~100 -1) &&
+ orig_tip=$(git rev-parse HEAD) &&
+
+ # now pretend we have just one tip
+ rm -rf .git/logs .git/refs/* .git/packed-refs &&
+ git update-ref HEAD $cutoff &&
+
+ # and then repack, which will leave us with a nice
+ # big bitmap pack of the "old" history, and all of
+ # the new history will be loose, as if it had been pushed
+ # up incrementally and exploded via unpack-objects
+ git repack -Ad &&
+ git multi-pack-index write --bitmap &&
+
+ # and now restore our original tip, as if the pushes
+ # had happened
+ git update-ref HEAD $orig_tip
+'
+
+test_partial_bitmap
+
+test_done
diff --git a/t/perf/perf-lib.sh b/t/perf/perf-lib.sh
index 69ae381948..780a7402d5 100644
--- a/t/perf/perf-lib.sh
+++ b/t/perf/perf-lib.sh
@@ -234,6 +234,7 @@ test_perf_ () {
test_ok_ "$1"
fi
"$TEST_DIRECTORY"/perf/min_time.perl test_time.* >"$base".result
+ rm test_time.*
}
test_perf () {
diff --git a/t/perf/run b/t/perf/run
index d19dec258a..55219aa405 100755
--- a/t/perf/run
+++ b/t/perf/run
@@ -74,7 +74,7 @@ set_git_test_installed () {
mydir=$1
mydir_abs=$(cd $mydir && pwd)
- mydir_abs_wrappers="$mydir_abs_wrappers/bin-wrappers"
+ mydir_abs_wrappers="$mydir_abs/bin-wrappers"
if test -d "$mydir_abs_wrappers"
then
GIT_TEST_INSTALLED=$mydir_abs_wrappers