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| author |  Jeff King <peff@peff.net> | 2021-02-17 18:35:33 -0500 |
|---|---|---|
| committer |  Junio C Hamano <gitster@pobox.com> | 2021-02-17 16:25:29 -0800 |
| commit | a1db097e107749cf6f1c2dc878c615ca2d3fb314 (patch) | |
| tree | 9da221e38bc1da3720bc2d722bd6ce6faf8a03e6 /Documentation | |
| parent | docs/rev-list: add an examples section (diff) | |
| download | tgif-a1db097e107749cf6f1c2dc878c615ca2d3fb314.tar.xz | |
docs/rev-list: add some examples of --disk-usage
It's not immediately obvious why --disk-usage might be a useful thing.
These examples show off a few of the real-world cases I've used it for.
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/git-rev-list.txt | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/Documentation/git-rev-list.txt b/Documentation/git-rev-list.txt index d7ff519b90..20bb8e8217 100644 --- a/Documentation/git-rev-list.txt +++ b/Documentation/git-rev-list.txt @@ -83,6 +83,47 @@ git rev-list --author=you@example.com --since=1.year.ago --all git rev-list --objects HEAD ---------- +* Compare the disk size of all reachable objects, versus those + reachable from reflogs, versus the total packed size. This can tell + you whether running `git repack -ad` might reduce the repository size + (by dropping unreachable objects), and whether expiring reflogs might + help. ++ +---------- +# reachable objects +git rev-list --disk-usage --objects --all +# plus reflogs +git rev-list --disk-usage --objects --all --reflog +# total disk size used +du -c .git/objects/pack/*.pack .git/objects/??/* +# alternative to du: add up "size" and "size-pack" fields +git count-objects -v +---------- + +* Report the disk size of each branch, not including objects used by the + current branch. This can find outliers that are contributing to a + bloated repository size (e.g., because somebody accidentally committed + large build artifacts). ++ +---------- +git for-each-ref --format='%(refname)' | +while read branch +do + size=$(git rev-list --disk-usage --objects HEAD..$branch) + echo "$size $branch" +done | +sort -n +---------- + +* Compare the on-disk size of branches in one group of refs, excluding + another. If you co-mingle objects from multiple remotes in a single + repository, this can show which remotes are contributing to the + repository size (taking the size of `origin` as a baseline). ++ +---------- +git rev-list --disk-usage --objects --remotes=$suspect --not --remotes=origin +---------- + GIT --- Part of the linkgit:git[1] suite |