diff options
author | René Scharfe <l.s.r@web.de> | 2018-09-03 14:49:25 +0000 |
---|---|---|
committer | Junio C Hamano <gitster@pobox.com> | 2018-09-12 15:17:46 -0700 |
commit | 01e0d545ab5f5cf717a04012307204df1e7c9f8f (patch) | |
tree | 51ebba670aa557ec47c0dd1d50bb5096f1d96252 /t | |
parent | fsck: add a performance test (diff) | |
download | tgif-01e0d545ab5f5cf717a04012307204df1e7c9f8f.tar.xz |
fsck: add a performance test for skipList
Create a performance test to see how the skipList implementation
performs. First we setup N bad commits, then we see how progressively
working our way up to 0..N in increments of 10x does. I.e. the
needle(s) in the haystack get progressively more numerous.
Signed-off-by: René Scharfe <l.s.r@web.de>
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 't')
-rwxr-xr-x | t/perf/p1451-fsck-skip-list.sh | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/t/perf/p1451-fsck-skip-list.sh b/t/perf/p1451-fsck-skip-list.sh new file mode 100755 index 0000000000..c2b97d2487 --- /dev/null +++ b/t/perf/p1451-fsck-skip-list.sh @@ -0,0 +1,40 @@ +#!/bin/sh + +test_description='Test fsck skipList performance' + +. ./perf-lib.sh + +test_perf_fresh_repo + +n=1000000 + +test_expect_success "setup $n bad commits" ' + for i in $(test_seq 1 $n) + do + echo "commit refs/heads/master" && + echo "committer C <c@example.com> 1234567890 +0000" && + echo "data <<EOF" && + echo "$i.Q." && + echo "EOF" + done | q_to_nul | git fast-import +' + +skip=0 +while test $skip -le $n +do + test_expect_success "create skipList for $skip bad commits" ' + git log --format=%H --max-count=$skip | + sort >skiplist + ' + + test_perf "fsck with $skip skipped bad commits" ' + git -c fsck.skipList=skiplist fsck + ' + + case $skip in + 0) skip=1 ;; + *) skip=${skip}0 ;; + esac +done + +test_done |