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-rw-r--r--Documentation/git-gc.txt3
1 files changed, 2 insertions, 1 deletions
diff --git a/Documentation/git-gc.txt b/Documentation/git-gc.txt
index f5bc98c..c20ee6c 100644
--- a/Documentation/git-gc.txt
+++ b/Documentation/git-gc.txt
@@ -17,7 +17,8 @@ Runs a number of housekeeping tasks within the current repository,
such as compressing file revisions (to reduce disk space and increase
performance), removing unreachable objects which may have been
created from prior invocations of 'git add', packing refs, pruning
-reflog, rerere metadata or stale working trees.
+reflog, rerere metadata or stale working trees. May also update ancillary
+indexes such as the commit-graph.
Users are encouraged to run this task on a regular basis within
each repository to maintain good disk space utilization and good