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-rw-r--r--Documentation/everyday.txt9
-rw-r--r--Documentation/git-gc.txt64
-rw-r--r--Documentation/git.txt3
3 files changed, 73 insertions, 3 deletions
diff --git a/Documentation/everyday.txt b/Documentation/everyday.txt
index 5d17ace721..2105a3d2e7 100644
--- a/Documentation/everyday.txt
+++ b/Documentation/everyday.txt
@@ -34,6 +34,9 @@ Everybody uses these commands to maintain git repositories.
* gitlink:git-repack[1] to pack loose objects for efficiency.
+ * gitlink:git-gc[1] to do common housekeeping tasks such as
+ repack and prune.
+
Examples
~~~~~~~~
@@ -41,10 +44,9 @@ Check health and remove cruft.::
+
------------
$ git fsck-objects <1>
-$ git prune
$ git count-objects <2>
$ git repack <3>
-$ git prune <4>
+$ git gc <4>
------------
+
<1> running without `\--full` is usually cheap and assures the
@@ -53,7 +55,8 @@ repository health reasonably well.
disk space is wasted by not repacking.
<3> without `-a` repacks incrementally. repacking every 4-5MB
of loose objects accumulation may be a good rule of thumb.
-<4> after repack, prune removes the duplicate loose objects.
+<4> it is easier to use `git gc` than individual housekeeping commands
+such as `prune` and `repack`. This runs `repack -a -d`.
Repack a small project into single pack.::
+
diff --git a/Documentation/git-gc.txt b/Documentation/git-gc.txt
new file mode 100644
index 0000000000..73d78c15e8
--- /dev/null
+++ b/Documentation/git-gc.txt
@@ -0,0 +1,64 @@
+git-gc(1)
+=========
+
+NAME
+----
+git-gc - Cleanup unnecessary files and optimize the local repository
+
+
+SYNOPSIS
+--------
+'git-gc'
+
+DESCRIPTION
+-----------
+Runs a number of housekeeping tasks within the current repository,
+such as compressing file revisions (to reduce disk space and increase
+performance) and removing unreachable objects which may have been
+created from prior invocations of gitlink:git-add[1].
+
+Users are encouraged to run this task on a regular basis within
+each repository to maintain good disk space utilization and good
+operating performance.
+
+Configuration
+-------------
+
+The optional configuration variable 'gc.reflogExpire' can be
+set to indicate how long historical entries within each branch's
+reflog should remain available in this repository. The setting is
+expressed as a length of time, for example '90 days' or '3 months'.
+It defaults to '90 days'.
+
+The optional configuration variable 'gc.reflogExpireUnreachable'
+can be set to indicate how long historical reflog entries which
+are not part of the current branch should remain available in
+this repository. These types of entries are generally created as
+a result of using `git commit \--amend` or `git rebase` and are the
+commits prior to the amend or rebase occuring. Since these changes
+are not part of the current project most users will want to expire
+them sooner. This option defaults to '30 days'.
+
+The optional configuration variable 'gc.rerereresolved' indicates
+how long records of conflicted merge you resolved earlier are
+kept. This defaults to 60 days.
+
+The optional configuration variable 'gc.rerereunresolved' indicates
+how long records of conflicted merge you have not resolved are
+kept. This defaults to 15 days.
+
+
+See Also
+--------
+gitlink:git-prune[1]
+gitlink:git-reflog[1]
+gitlink:git-repack[1]
+gitlink:git-rerere[1]
+
+Author
+------
+Written by Shawn O. Pearce <spearce@spearce.org>
+
+GIT
+---
+Part of the gitlink:git[7] suite
diff --git a/Documentation/git.txt b/Documentation/git.txt
index 4ed3eed13d..36b2126d84 100644
--- a/Documentation/git.txt
+++ b/Documentation/git.txt
@@ -212,6 +212,9 @@ gitlink:git-cvsexportcommit[1]::
gitlink:git-cvsserver[1]::
A CVS server emulator for git.
+gitlink:git-gc[1]::
+ Cleanup unnecessary files and optimize the local repository.
+
gitlink:git-lost-found[1]::
Recover lost refs that luckily have not yet been pruned.