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David Turner be4ca29057 Increase core.packedGitLimit
When core.packedGitLimit is exceeded, git will close packs.  If there
is a repack operation going on in parallel with a fetch, the fetch
might open a pack, and then be forced to close it due to
packedGitLimit being hit.  The repack could then delete the pack
out from under the fetch, causing the fetch to fail.

Increase core.packedGitLimit's default value to prevent
this.

On current 64-bit x86_64 machines, 48 bits of address space are
available.  It appears that 64-bit ARM machines have no standard
amount of address space (that is, it varies by manufacturer), and IA64
and POWER machines have the full 64 bits.  So 48 bits is the only
limit that we can reasonably care about.  We reserve a few bits of the
48-bit address space for the kernel's use (this is not strictly
necessary, but it's better to be safe), and use up to the remaining
45.  No git repository will be anywhere near this large any time soon,
so this should prevent the failure.

Helped-by: Jeff King <peff@peff.net>
Signed-off-by: David Turner <dturner@twosigma.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2017-04-20 22:06:00 -07:00
Documentation Git 2.13-rc0 2017-04-19 21:42:08 -07:00
block-sha1
builtin Merge branch 'ab/grep-plug-pathspec-leak' 2017-04-19 21:37:21 -07:00
ci travis-ci: build and test Git on Windows 2017-03-28 12:24:48 -07:00
compat
contrib Merge branch 'jc/bs-t-is-not-a-tab-for-sed' 2017-04-16 23:29:29 -07:00
ewah Merge branch 'jk/ewah-use-right-type-in-sizeof' into maint 2017-03-21 15:03:24 -07:00
git-gui
gitk-git
gitweb
mergetools
perl
po l10n: de: translate describe debug terms 2017-03-27 13:45:30 -07:00
ppc
refs files-backend: avoid ref api targeting main ref store 2017-04-14 03:53:25 -07:00
sha1dc sha1dc: avoid CPP macro collisions 2017-03-26 15:34:44 -07:00
t Merge branch 'jh/memihash-opt' 2017-04-19 21:37:25 -07:00
templates
vcs-svn
xdiff
.gitattributes
.gitignore
.mailmap Git 2.12.2 2017-03-24 13:31:01 -07:00
.travis.yml travis-ci: build and test Git on Windows 2017-03-28 12:24:48 -07:00
COPYING
GIT-VERSION-GEN Git 2.13-rc0 2017-04-19 21:42:08 -07:00
INSTALL
LGPL-2.1
Makefile Merge branch 'jh/memihash-opt' 2017-04-19 21:37:25 -07:00
README.md README: create HTTP/HTTPS links from URLs in Markdown 2017-03-01 14:45:45 -08:00
RelNotes Prepare for 2.12.3 2017-03-28 13:54:14 -07:00
abspath.c prefix_filename: simplify windows #ifdef 2017-03-21 11:18:41 -07:00
aclocal.m4
advice.c
advice.h
alias.c
alloc.c
apply.c prefix_filename: return newly allocated string 2017-03-21 11:18:41 -07:00
apply.h
archive-tar.c
archive-zip.c
archive.c
archive.h
argv-array.c
argv-array.h
attr.c pathspec: allow querying for attributes 2017-03-13 15:28:54 -07:00
attr.h pathspec: allow querying for attributes 2017-03-13 15:28:54 -07:00
base85.c
bisect.c Merge branch 'bc/object-id' 2017-04-19 21:37:13 -07:00
bisect.h
blob.c
blob.h
branch.c create_branch: use xstrfmt for reflog message 2017-03-30 14:59:50 -07:00
branch.h
builtin.h
bulk-checkin.c encode_in_pack_object_header: respect output buffer length 2017-03-24 12:34:07 -07:00
bulk-checkin.h
bundle.c
bundle.h
cache-tree.c
cache-tree.h
cache.h Merge branch 'bc/object-id' 2017-04-19 21:37:13 -07:00
check-builtins.sh
check-racy.c
check_bindir
color.c
color.h
column.c
column.h
combine-diff.c Merge branch 'bc/object-id' 2017-04-19 21:37:13 -07:00
command-list.txt
commit-slab.h
commit.c Merge branch 'rs/commit-parsing-optim' into maint 2017-03-21 15:03:29 -07:00
commit.h Rename sha1_array to oid_array 2017-03-31 08:33:56 -07:00
common-main.c
config.c Merge branch 'jk/parse-config-key-cleanup' into maint 2017-03-28 13:52:19 -07:00
config.mak.in
config.mak.uname Merge branch 'rj/remove-unused-mktemp' into maint 2017-03-21 15:03:24 -07:00
configure.ac wrapper.c: remove unused gitmkstemps() function 2017-02-28 11:54:21 -08:00
connect.c Merge branch 'sf/putty-w-args' 2017-04-19 21:37:24 -07:00
connect.h
connected.c
connected.h
convert.c
convert.h
copy.c
credential-cache--daemon.c
credential-cache.c credential-cache: use XDG_CACHE_HOME for socket 2017-03-17 11:19:40 -07:00
credential-store.c
credential.c
credential.h
csum-file.c
csum-file.h
ctype.c
daemon.c daemon: use an argv_array to exec children 2017-03-30 14:59:50 -07:00
date.c
decorate.c
decorate.h
delta.h
diff-delta.c
diff-lib.c
diff-no-index.c prefix_filename: return newly allocated string 2017-03-21 11:18:41 -07:00
diff.c Merge branch 'bc/object-id' 2017-04-19 21:37:13 -07:00
diff.h Rename sha1_array to oid_array 2017-03-31 08:33:56 -07:00
diffcore-break.c
diffcore-delta.c
diffcore-order.c
diffcore-pickaxe.c Merge branch 'js/regexec-buf' into maint 2017-03-28 13:52:24 -07:00
diffcore-rename.c
diffcore.h
dir-iterator.c
dir-iterator.h
dir.c Merge branch 'sb/checkout-recurse-submodules' 2017-03-28 14:05:58 -07:00
dir.h
editor.c
entry.c entry.c: create submodules when interesting 2017-03-16 14:07:16 -07:00
environment.c Merge branch 'jk/snprintf-cleanups' 2017-04-16 23:29:26 -07:00
exec_cmd.c
exec_cmd.h
fast-import.c odb_mkstemp: write filename into strbuf 2017-03-28 15:28:04 -07:00
fetch-pack.c Rename sha1_array to oid_array 2017-03-31 08:33:56 -07:00
fetch-pack.h Rename sha1_array to oid_array 2017-03-31 08:33:56 -07:00
fmt-merge-msg.h
fsck.c Rename sha1_array to oid_array 2017-03-31 08:33:56 -07:00
fsck.h Rename sha1_array to oid_array 2017-03-31 08:33:56 -07:00
generate-cmdlist.sh
gettext.c
gettext.h
git-add--interactive.perl Merge branch 'va/i18n-perl-scripts' 2017-04-19 21:37:17 -07:00
git-archimport.perl
git-bisect.sh
git-compat-util.h Increase core.packedGitLimit 2017-04-20 22:06:00 -07:00
git-cvsexportcommit.perl
git-cvsimport.perl
git-cvsserver.perl
git-difftool--helper.sh
git-filter-branch.sh filter-branch: fix --prune-empty on parentless commits 2017-03-03 12:43:37 -08:00
git-instaweb.sh
git-merge-octopus.sh
git-merge-one-file.sh
git-merge-resolve.sh
git-mergetool--lib.sh
git-mergetool.sh
git-p4.py git-p4: don't use name-rev to get current branch 2017-04-16 21:13:26 -07:00
git-parse-remote.sh
git-quiltimport.sh
git-rebase--am.sh
git-rebase--interactive.sh
git-rebase--merge.sh
git-rebase.sh
git-remote-testgit.sh
git-request-pull.sh
git-send-email.perl Merge branch 'jh/send-email-one-cc' into maint 2017-03-21 15:03:30 -07:00
git-sh-i18n.sh
git-sh-setup.sh
git-stash.sh stash: keep untracked files intact in stash -k 2017-03-22 14:55:56 -07:00
git-submodule.sh submodule add: respect submodule.active and submodule.<name>.active 2017-03-18 09:51:23 -07:00
git-svn.perl git svn: fix authentication with 'branch' 2017-03-07 21:29:03 +00:00
git-web--browse.sh
git.c Merge branch 'bw/recurse-submodules-relative-fix' 2017-03-30 14:07:15 -07:00
git.rc
gpg-interface.c
gpg-interface.h
graph.c
graph.h
grep.c convert unchecked snprintf into xsnprintf 2017-03-30 14:59:50 -07:00
grep.h
hash.h Makefile: add DC_SHA1 knob 2017-03-17 10:40:25 -07:00
hashmap.c hashmap: add disallow_rehash setting 2017-03-22 13:41:41 -07:00
hashmap.h hashmap: add disallow_rehash setting 2017-03-22 13:41:41 -07:00
help.c
help.h
hex.c Convert GIT_SHA1_HEXSZ used for allocation to GIT_MAX_HEXSZ 2017-03-26 22:08:21 -07:00
http-backend.c
http-fetch.c
http-push.c http-push: don't check return value of lookup_unknown_object() 2017-03-18 10:14:07 -07:00
http-walker.c Merge branch 'ew/http-alternates-as-redirects-warning' into maint 2017-03-28 13:52:23 -07:00
http.c convert unchecked snprintf into xsnprintf 2017-03-30 14:59:50 -07:00
http.h
ident.c ident: do not ignore empty config name/email 2017-02-23 12:58:47 -08:00
imap-send.c convert unchecked snprintf into xsnprintf 2017-03-30 14:59:50 -07:00
iterator.h
khash.h
kwset.c
kwset.h
levenshtein.c
levenshtein.h
line-log.c Merge branch 'vn/line-log-memcpy-size-fix' into maint 2017-03-16 13:56:42 -07:00
line-log.h
line-range.c
line-range.h
list-objects.c
list-objects.h
list.h
ll-merge.c
ll-merge.h
lockfile.c
lockfile.h
log-tree.c pretty: use fmt_output_email_subject() 2017-03-01 15:09:17 -08:00
log-tree.h pretty: use fmt_output_email_subject() 2017-03-01 15:09:17 -08:00
mailinfo.c Merge branch 'lt/mailinfo-in-body-header-continuation' 2017-04-19 21:37:15 -07:00
mailinfo.h
mailmap.c
mailmap.h
match-trees.c
merge-blobs.c
merge-blobs.h
merge-recursive.c Merge branch 'mm/merge-rename-delete-message' 2017-02-27 13:57:12 -08:00
merge-recursive.h
merge.c
mergesort.c
mergesort.h
mru.c
mru.h
name-hash.c name-hash: fix buffer overrun 2017-03-31 20:57:18 -07:00
notes-cache.c
notes-cache.h
notes-merge.c
notes-merge.h
notes-utils.c
notes-utils.h
notes.c notes: do not break note_tree structure in note_tree_consolidate() 2017-03-27 21:21:25 -07:00
notes.h
object.c
object.h
oidset.c
oidset.h
pack-bitmap-write.c odb_mkstemp: write filename into strbuf 2017-03-28 15:28:04 -07:00
pack-bitmap.c
pack-bitmap.h
pack-check.c
pack-objects.c
pack-objects.h
pack-revindex.c
pack-revindex.h
pack-write.c odb_mkstemp: write filename into strbuf 2017-03-28 15:28:04 -07:00
pack.h pack.h: define largest possible encoded object size 2017-03-24 12:34:07 -07:00
pager.c Merge branch 'jk/pager-in-use' 2017-03-28 14:05:59 -07:00
parse-options-cb.c Rename sha1_array to oid_array 2017-03-31 08:33:56 -07:00
parse-options.c prefix_filename: return newly allocated string 2017-03-21 11:18:41 -07:00
parse-options.h ref-filter: add --no-contains option to tag/branch/for-each-ref 2017-03-24 12:15:26 -07:00
patch-delta.c
patch-ids.c Convert GIT_SHA1_RAWSZ used for allocation to GIT_MAX_RAWSZ 2017-03-26 22:08:21 -07:00
patch-ids.h Convert GIT_SHA1_RAWSZ used for allocation to GIT_MAX_RAWSZ 2017-03-26 22:08:21 -07:00
path.c Merge branch 'nd/files-backend-git-dir' 2017-04-19 21:37:19 -07:00
pathspec.c pathspec: fix segfault in clear_pathspec 2017-04-16 18:04:06 -07:00
pathspec.h pathspec: allow querying for attributes 2017-03-13 15:28:54 -07:00
pkt-line.c
pkt-line.h
preload-index.c
pretty.c Merge branch 'rs/log-email-subject' 2017-03-10 13:24:24 -08:00
prio-queue.c
prio-queue.h
progress.c
progress.h
prompt.c
prompt.h
quote.c
quote.h
reachable.c Convert object iteration callbacks to struct object_id 2017-02-22 10:12:15 -08:00
reachable.h
read-cache.c Merge branch 'cc/split-index-config' 2017-03-17 13:50:23 -07:00
ref-filter.c Merge branch 'bc/object-id' 2017-04-19 21:37:13 -07:00
ref-filter.h Merge branch 'bc/object-id' 2017-04-19 21:37:13 -07:00
reflog-walk.c refs: convert each_reflog_ent_fn to struct object_id 2017-02-22 10:12:15 -08:00
reflog-walk.h
refs.c Merge branch 'nd/files-backend-git-dir' 2017-04-19 21:37:19 -07:00
refs.h refs.h: add a note about sorting order of for_each_ref_* 2017-04-14 03:53:25 -07:00
remote-curl.c Merge branch 'bc/object-id' 2017-04-19 21:37:13 -07:00
remote-testsvn.c
remote.c Merge branch 'bw/push-options-recursively-to-submodules' 2017-04-19 21:37:14 -07:00
remote.h Merge branch 'bw/push-options-recursively-to-submodules' 2017-04-19 21:37:14 -07:00
replace_object.c
rerere.c
rerere.h
resolve-undo.c
resolve-undo.h
revision.c Merge branch 'bc/object-id' 2017-03-17 13:50:25 -07:00
revision.h Merge branch 'rs/path-name-safety-cleanup' into maint 2017-03-28 13:52:27 -07:00
run-command.c Merge branch 'jk/execv-dashed-external' into maint 2017-03-28 13:52:23 -07:00
run-command.h
send-pack.c Merge branch 'bc/object-id' 2017-04-19 21:37:13 -07:00
send-pack.h Rename sha1_array to oid_array 2017-03-31 08:33:56 -07:00
sequencer.c Merge branch 'js/rebase-i-reword-to-run-hooks' 2017-03-30 14:07:17 -07:00
sequencer.h
server-info.c
setup.c Merge branch 'bw/recurse-submodules-relative-fix' 2017-03-30 14:07:15 -07:00
sh-i18n--envsubst.c
sha1-array.c Rename sha1_array to oid_array 2017-03-31 08:33:56 -07:00
sha1-array.h Rename sha1_array to oid_array 2017-03-31 08:33:56 -07:00
sha1-lookup.c
sha1-lookup.h
sha1_file.c Merge branch 'jk/no-looking-at-dotgit-outside-repo' 2017-04-19 21:37:20 -07:00
sha1_name.c Merge branch 'bc/object-id' 2017-04-19 21:37:13 -07:00
shallow.c Rename sha1_array to oid_array 2017-03-31 08:33:56 -07:00
shell.c
shortlog.h
show-index.c
sideband.c
sideband.h
sigchain.c
sigchain.h
split-index.c split-index: add {add,remove}_split_index() functions 2017-03-01 13:24:21 -08:00
split-index.h split-index: add {add,remove}_split_index() functions 2017-03-01 13:24:21 -08:00
strbuf.c Merge branch 'rs/freebsd-getcwd-workaround' 2017-03-30 14:07:15 -07:00
strbuf.h Merge branch 'jk/interpret-branch-name' into maint 2017-03-28 13:52:22 -07:00
streaming.c
streaming.h
string-list.c
string-list.h
submodule-config.c Merge branch 'sb/checkout-recurse-submodules' 2017-03-28 14:05:58 -07:00
submodule-config.h update submodules: add submodule config parsing 2017-03-15 18:15:54 -07:00
submodule.c Merge branch 'nd/files-backend-git-dir' 2017-04-19 21:37:19 -07:00
submodule.h Merge branch 'nd/files-backend-git-dir' 2017-04-19 21:37:19 -07:00
symlinks.c
tag.c
tag.h
tar.h
tempfile.c
tempfile.h
thread-utils.c
thread-utils.h
tmp-objdir.c
tmp-objdir.h
trace.c
trace.h
trailer.c
trailer.h
transport-helper.c transport-helper: replace checked snprintf with xsnprintf 2017-03-30 14:59:50 -07:00
transport.c Merge branch 'bw/push-options-recursively-to-submodules' 2017-04-19 21:37:14 -07:00
transport.h
tree-diff.c
tree-walk.c
tree-walk.h
tree.c
tree.h
unicode_width.h
unimplemented.sh
unix-socket.c
unix-socket.h
unpack-trees.c unpack-trees.c: align submodule error message to the other error messages 2017-03-29 15:47:36 -07:00
unpack-trees.h unpack-trees: check if we can perform the operation for submodules 2017-03-16 14:07:16 -07:00
upload-pack.c upload-pack: report "not our ref" to client 2017-02-23 12:14:40 -08:00
url.c
url.h
urlmatch.c
urlmatch.h
usage.c
userdiff.c
userdiff.h
utf8.c
utf8.h
varint.c
varint.h
version.c
version.h
versioncmp.c
walker.c
walker.h
wildmatch.c
wildmatch.h
worktree.c Merge branch 'rs/strbuf-add-real-path' into maint 2017-03-28 13:52:19 -07:00
worktree.h
wrap-for-bin.sh
wrapper.c wrapper.c: remove unused gitmkstemps() function 2017-02-28 11:54:21 -08:00
write_or_die.c
ws.c
wt-status.c short status: improve reporting for submodule changes 2017-03-29 15:27:54 -07:00
wt-status.h Convert GIT_SHA1_RAWSZ used for allocation to GIT_MAX_RAWSZ 2017-03-26 22:08:21 -07:00
xdiff-interface.c
xdiff-interface.h
zlib.c

README.md

Git - fast, scalable, distributed revision control system

Git is a fast, scalable, distributed revision control system with an unusually rich command set that provides both high-level operations and full access to internals.

Git is an Open Source project covered by the GNU General Public License version 2 (some parts of it are under different licenses, compatible with the GPLv2). It was originally written by Linus Torvalds with help of a group of hackers around the net.

Please read the file INSTALL for installation instructions.

Many Git online resources are accessible from https://git-scm.com/ including full documentation and Git related tools.

See Documentation/gittutorial.txt to get started, then see Documentation/giteveryday.txt for a useful minimum set of commands, and Documentation/git-.txt for documentation of each command. If git has been correctly installed, then the tutorial can also be read with man gittutorial or git help tutorial, and the documentation of each command with man git-<commandname> or git help <commandname>.

CVS users may also want to read Documentation/gitcvs-migration.txt (man gitcvs-migration or git help cvs-migration if git is installed).

The user discussion and development of Git take place on the Git mailing list -- everyone is welcome to post bug reports, feature requests, comments and patches to git@vger.kernel.org (read Documentation/SubmittingPatches for instructions on patch submission). To subscribe to the list, send an email with just "subscribe git" in the body to majordomo@vger.kernel.org. The mailing list archives are available at https://public-inbox.org/git/, http://marc.info/?l=git and other archival sites.

The maintainer frequently sends the "What's cooking" reports that list the current status of various development topics to the mailing list. The discussion following them give a good reference for project status, development direction and remaining tasks.

The name "git" was given by Linus Torvalds when he wrote the very first version. He described the tool as "the stupid content tracker" and the name as (depending on your mood):

  • random three-letter combination that is pronounceable, and not actually used by any common UNIX command. The fact that it is a mispronunciation of "get" may or may not be relevant.
  • stupid. contemptible and despicable. simple. Take your pick from the dictionary of slang.
  • "global information tracker": you're in a good mood, and it actually works for you. Angels sing, and a light suddenly fills the room.
  • "goddamn idiotic truckload of sh*t": when it breaks