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chromium / external / gitster / git-htmldocs / 2f80fe95f22fdd82c0f720180001baab74199534 / . / git-gc.html
blob: 1298cae5ac344a5d8d78c6ae9c01e3ffa81214c5 [file] [log] [blame]
Junio C Hamano85151f32018-04-10 00:52:26[diff] [blame]1<?xml version="1.0" encoding="UTF-8"?>
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]2<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
3 "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
4<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
5<head>
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]6<meta http-equiv="Content-Type" content="application/xhtml+xml; charset=UTF-8" />
Junio C Hamano85151f32018-04-10 00:52:26[diff] [blame]7<meta name="generator" content="AsciiDoc 8.6.10" />
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]8<title>git-gc(1)</title>
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]9<style type="text/css">
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]10/* Shared CSS for AsciiDoc xhtml11 and html5 backends */
11
12/* Default font. */
13body {
14 font-family: Georgia,serif;
15}
16
17/* Title font. */
18h1, h2, h3, h4, h5, h6,
19div.title, caption.title,
20thead, p.table.header,
21#toctitle,
22#author, #revnumber, #revdate, #revremark,
23#footer {
24 font-family: Arial,Helvetica,sans-serif;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]25}
26
27body {
28 margin: 1em 5% 1em 5%;
29}
30
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]31a {
32 color: blue;
33 text-decoration: underline;
34}
35a:visited {
36 color: fuchsia;
37}
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]38
39em {
40 font-style: italic;
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]41 color: navy;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]42}
43
44strong {
45 font-weight: bold;
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]46 color: #083194;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]47}
48
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]49h1, h2, h3, h4, h5, h6 {
50 color: #527bbd;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]51 margin-top: 1.2em;
52 margin-bottom: 0.5em;
53 line-height: 1.3;
54}
55
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]56h1, h2, h3 {
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]57 border-bottom: 2px solid silver;
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59h2 {
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]60 padding-top: 0.5em;
61}
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]62h3 {
63 float: left;
64}
65h3 + * {
66 clear: left;
67}
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]68h5 {
69 font-size: 1.0em;
70}
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]71
72div.sectionbody {
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]73 margin-left: 0;
74}
75
76hr {
77 border: 1px solid silver;
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79
80p {
81 margin-top: 0.5em;
82 margin-bottom: 0.5em;
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84
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]85ul, ol, li > p {
86 margin-top: 0;
87}
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]88ul > li { color: #aaa; }
89ul > li > * { color: black; }
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]90
Junio C Hamanoc14e6ad2014-10-31 20:25:53[diff] [blame]91.monospaced, code, pre {
92 font-family: "Courier New", Courier, monospace;
93 font-size: inherit;
94 color: navy;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]95 padding: 0;
96 margin: 0;
97}
Junio C Hamanoc14e6ad2014-10-31 20:25:53[diff] [blame]98pre {
99 white-space: pre-wrap;
100}
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]101
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]102#author {
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]103 color: #527bbd;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]104 font-weight: bold;
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]105 font-size: 1.1em;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]106}
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]107#email {
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]108}
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]109#revnumber, #revdate, #revremark {
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]110}
111
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]112#footer {
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]113 font-size: small;
114 border-top: 2px solid silver;
115 padding-top: 0.5em;
116 margin-top: 4.0em;
117}
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]118#footer-text {
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]119 float: left;
120 padding-bottom: 0.5em;
121}
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]122#footer-badges {
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]123 float: right;
124 padding-bottom: 0.5em;
125}
126
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]127#preamble {
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]128 margin-top: 1.5em;
129 margin-bottom: 1.5em;
130}
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]131div.imageblock, div.exampleblock, div.verseblock,
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]132div.quoteblock, div.literalblock, div.listingblock, div.sidebarblock,
133div.admonitionblock {
Junio C Hamano7bd050f2011-09-22 06:32:22[diff] [blame]134 margin-top: 1.0em;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]135 margin-bottom: 1.5em;
136}
137div.admonitionblock {
Junio C Hamano7bd050f2011-09-22 06:32:22[diff] [blame]138 margin-top: 2.0em;
139 margin-bottom: 2.0em;
140 margin-right: 10%;
141 color: #606060;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]142}
143
144div.content { /* Block element content. */
145 padding: 0;
146}
147
148/* Block element titles. */
149div.title, caption.title {
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]150 color: #527bbd;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]151 font-weight: bold;
152 text-align: left;
153 margin-top: 1.0em;
154 margin-bottom: 0.5em;
155}
156div.title + * {
157 margin-top: 0;
158}
159
160td div.title:first-child {
161 margin-top: 0.0em;
162}
163div.content div.title:first-child {
164 margin-top: 0.0em;
165}
166div.content + div.title {
167 margin-top: 0.0em;
168}
169
170div.sidebarblock > div.content {
171 background: #ffffee;
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]172 border: 1px solid #dddddd;
173 border-left: 4px solid #f0f0f0;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]174 padding: 0.5em;
175}
176
177div.listingblock > div.content {
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]178 border: 1px solid #dddddd;
179 border-left: 5px solid #f0f0f0;
180 background: #f8f8f8;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]181 padding: 0.5em;
182}
183
Junio C Hamano7bd050f2011-09-22 06:32:22[diff] [blame]184div.quoteblock, div.verseblock {
185 padding-left: 1.0em;
186 margin-left: 1.0em;
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]187 margin-right: 10%;
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]188 border-left: 5px solid #f0f0f0;
189 color: #888;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]190}
Junio C Hamano7bd050f2011-09-22 06:32:22[diff] [blame]191
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]192div.quoteblock > div.attribution {
193 padding-top: 0.5em;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]194 text-align: right;
195}
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]196
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]197div.verseblock > pre.content {
198 font-family: inherit;
199 font-size: inherit;
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]200}
201div.verseblock > div.attribution {
202 padding-top: 0.75em;
203 text-align: left;
204}
205/* DEPRECATED: Pre version 8.2.7 verse style literal block. */
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]206div.verseblock + div.attribution {
207 text-align: left;
208}
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]209
210div.admonitionblock .icon {
211 vertical-align: top;
212 font-size: 1.1em;
213 font-weight: bold;
214 text-decoration: underline;
215 color: #527bbd;
216 padding-right: 0.5em;
217}
218div.admonitionblock td.content {
219 padding-left: 0.5em;
Junio C Hamano7bd050f2011-09-22 06:32:22[diff] [blame]220 border-left: 3px solid #dddddd;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]221}
222
223div.exampleblock > div.content {
Junio C Hamano7bd050f2011-09-22 06:32:22[diff] [blame]224 border-left: 3px solid #dddddd;
225 padding-left: 0.5em;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]226}
227
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]228div.imageblock div.content { padding-left: 0; }
Junio C Hamanoc14e6ad2014-10-31 20:25:53[diff] [blame]229span.image img { border-style: none; vertical-align: text-bottom; }
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]230a.image:visited { color: white; }
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]231
232dl {
233 margin-top: 0.8em;
234 margin-bottom: 0.8em;
235}
236dt {
237 margin-top: 0.5em;
238 margin-bottom: 0;
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]239 font-style: normal;
240 color: navy;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]241}
242dd > *:first-child {
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]243 margin-top: 0.1em;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]244}
245
246ul, ol {
247 list-style-position: outside;
248}
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]249ol.arabic {
250 list-style-type: decimal;
251}
252ol.loweralpha {
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]253 list-style-type: lower-alpha;
254}
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]255ol.upperalpha {
256 list-style-type: upper-alpha;
257}
258ol.lowerroman {
259 list-style-type: lower-roman;
260}
261ol.upperroman {
262 list-style-type: upper-roman;
263}
264
265div.compact ul, div.compact ol,
266div.compact p, div.compact p,
267div.compact div, div.compact div {
268 margin-top: 0.1em;
269 margin-bottom: 0.1em;
270}
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]271
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]272tfoot {
273 font-weight: bold;
274}
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]275td > div.verse {
276 white-space: pre;
277}
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]278
279div.hdlist {
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]280 margin-top: 0.8em;
281 margin-bottom: 0.8em;
282}
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]283div.hdlist tr {
284 padding-bottom: 15px;
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]285}
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]286dt.hdlist1.strong, td.hdlist1.strong {
287 font-weight: bold;
288}
289td.hdlist1 {
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]290 vertical-align: top;
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]291 font-style: normal;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]292 padding-right: 0.8em;
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]293 color: navy;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]294}
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]295td.hdlist2 {
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]296 vertical-align: top;
297}
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]298div.hdlist.compact tr {
299 margin: 0;
300 padding-bottom: 0;
301}
302
303.comment {
304 background: yellow;
305}
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]306
Junio C Hamano7bd050f2011-09-22 06:32:22[diff] [blame]307.footnote, .footnoteref {
308 font-size: 0.8em;
309}
310
311span.footnote, span.footnoteref {
312 vertical-align: super;
313}
314
315#footnotes {
316 margin: 20px 0 20px 0;
317 padding: 7px 0 0 0;
318}
319
320#footnotes div.footnote {
321 margin: 0 0 5px 0;
322}
323
324#footnotes hr {
325 border: none;
326 border-top: 1px solid silver;
327 height: 1px;
328 text-align: left;
329 margin-left: 0;
330 width: 20%;
331 min-width: 100px;
332}
333
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]334div.colist td {
335 padding-right: 0.5em;
336 padding-bottom: 0.3em;
337 vertical-align: top;
338}
339div.colist td img {
340 margin-top: 0.3em;
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]341}
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]342
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]343@media print {
344 #footer-badges { display: none; }
345}
346
347#toc {
Junio C Hamano7bd050f2011-09-22 06:32:22[diff] [blame]348 margin-bottom: 2.5em;
349}
350
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]351#toctitle {
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]352 color: #527bbd;
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]353 font-size: 1.1em;
354 font-weight: bold;
355 margin-top: 1.0em;
356 margin-bottom: 0.1em;
357}
358
Junio C Hamanoc14e6ad2014-10-31 20:25:53[diff] [blame]359div.toclevel0, div.toclevel1, div.toclevel2, div.toclevel3, div.toclevel4 {
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]360 margin-top: 0;
361 margin-bottom: 0;
362}
363div.toclevel2 {
364 margin-left: 2em;
365 font-size: 0.9em;
366}
367div.toclevel3 {
368 margin-left: 4em;
369 font-size: 0.9em;
370}
371div.toclevel4 {
372 margin-left: 6em;
373 font-size: 0.9em;
374}
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]375
376span.aqua { color: aqua; }
377span.black { color: black; }
378span.blue { color: blue; }
379span.fuchsia { color: fuchsia; }
380span.gray { color: gray; }
381span.green { color: green; }
382span.lime { color: lime; }
383span.maroon { color: maroon; }
384span.navy { color: navy; }
385span.olive { color: olive; }
386span.purple { color: purple; }
387span.red { color: red; }
388span.silver { color: silver; }
389span.teal { color: teal; }
390span.white { color: white; }
391span.yellow { color: yellow; }
392
393span.aqua-background { background: aqua; }
394span.black-background { background: black; }
395span.blue-background { background: blue; }
396span.fuchsia-background { background: fuchsia; }
397span.gray-background { background: gray; }
398span.green-background { background: green; }
399span.lime-background { background: lime; }
400span.maroon-background { background: maroon; }
401span.navy-background { background: navy; }
402span.olive-background { background: olive; }
403span.purple-background { background: purple; }
404span.red-background { background: red; }
405span.silver-background { background: silver; }
406span.teal-background { background: teal; }
407span.white-background { background: white; }
408span.yellow-background { background: yellow; }
409
410span.big { font-size: 2em; }
411span.small { font-size: 0.6em; }
412
413span.underline { text-decoration: underline; }
414span.overline { text-decoration: overline; }
415span.line-through { text-decoration: line-through; }
416
Junio C Hamanoc14e6ad2014-10-31 20:25:53[diff] [blame]417div.unbreakable { page-break-inside: avoid; }
418
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]419
420/*
421 * xhtml11 specific
422 *
423 * */
424
425div.tableblock {
426 margin-top: 1.0em;
427 margin-bottom: 1.5em;
428}
429div.tableblock > table {
430 border: 3px solid #527bbd;
431}
432thead, p.table.header {
433 font-weight: bold;
434 color: #527bbd;
435}
436p.table {
437 margin-top: 0;
438}
439/* Because the table frame attribute is overriden by CSS in most browsers. */
440div.tableblock > table[frame="void"] {
441 border-style: none;
442}
443div.tableblock > table[frame="hsides"] {
444 border-left-style: none;
445 border-right-style: none;
446}
447div.tableblock > table[frame="vsides"] {
448 border-top-style: none;
449 border-bottom-style: none;
450}
451
452
453/*
454 * html5 specific
455 *
456 * */
457
458table.tableblock {
459 margin-top: 1.0em;
460 margin-bottom: 1.5em;
461}
462thead, p.tableblock.header {
463 font-weight: bold;
464 color: #527bbd;
465}
466p.tableblock {
467 margin-top: 0;
468}
469table.tableblock {
470 border-width: 3px;
471 border-spacing: 0px;
472 border-style: solid;
473 border-color: #527bbd;
474 border-collapse: collapse;
475}
476th.tableblock, td.tableblock {
477 border-width: 1px;
478 padding: 4px;
479 border-style: solid;
480 border-color: #527bbd;
481}
482
483table.tableblock.frame-topbot {
484 border-left-style: hidden;
485 border-right-style: hidden;
486}
487table.tableblock.frame-sides {
488 border-top-style: hidden;
489 border-bottom-style: hidden;
490}
491table.tableblock.frame-none {
492 border-style: hidden;
493}
494
495th.tableblock.halign-left, td.tableblock.halign-left {
496 text-align: left;
497}
498th.tableblock.halign-center, td.tableblock.halign-center {
499 text-align: center;
500}
501th.tableblock.halign-right, td.tableblock.halign-right {
502 text-align: right;
503}
504
505th.tableblock.valign-top, td.tableblock.valign-top {
506 vertical-align: top;
507}
508th.tableblock.valign-middle, td.tableblock.valign-middle {
509 vertical-align: middle;
510}
511th.tableblock.valign-bottom, td.tableblock.valign-bottom {
512 vertical-align: bottom;
513}
514
515
516/*
517 * manpage specific
518 *
519 * */
520
521body.manpage h1 {
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]522 padding-top: 0.5em;
523 padding-bottom: 0.5em;
524 border-top: 2px solid silver;
525 border-bottom: 2px solid silver;
526}
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]527body.manpage h2 {
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]528 border-style: none;
529}
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]530body.manpage div.sectionbody {
531 margin-left: 3em;
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]532}
533
534@media print {
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]535 body.manpage div#toc { display: none; }
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]536}
Junio C Hamanoc14e6ad2014-10-31 20:25:53[diff] [blame]537
538
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]539</style>
Junio C Hamano7bd050f2011-09-22 06:32:22[diff] [blame]540<script type="text/javascript">
541/*<![CDATA[*/
Junio C Hamano7bd050f2011-09-22 06:32:22[diff] [blame]542var asciidoc = { // Namespace.
543
544/////////////////////////////////////////////////////////////////////
545// Table Of Contents generator
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547
548/* Author: Mihai Bazon, September 2002
549 * http://students.infoiasi.ro/~mishoo
550 *
551 * Table Of Content generator
552 * Version: 0.4
553 *
554 * Feel free to use this script under the terms of the GNU General Public
555 * License, as long as you do not remove or alter this notice.
556 */
557
558 /* modified by Troy D. Hanson, September 2006. License: GPL */
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Junio C Hamanoc14e6ad2014-10-31 20:25:53[diff] [blame]583 var re = new RegExp('[hH]([1-'+(toclevels+1)+'])');
Junio C Hamano7bd050f2011-09-22 06:32:22[diff] [blame]584 // Function that scans the DOM tree for header elements (the DOM2
585 // nodeIterator API would be a better technique but not supported by all
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Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]603 if (!toc) {
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Junio C Hamanoc14e6ad2014-10-31 20:25:53[diff] [blame]612 if (entry.nodeName.toLowerCase() == 'div'
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]613 && entry.getAttribute("class")
614 && entry.getAttribute("class").match(/^toclevel/))
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Junio C Hamano7bd050f2011-09-22 06:32:22[diff] [blame]622 var entries = tocEntries(document.getElementById("content"), toclevels);
623 for (var i = 0; i < entries.length; ++i) {
624 var entry = entries[i];
625 if (entry.element.id == "")
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635 if (entries.length == 0)
636 toc.parentNode.removeChild(toc);
637},
638
639
640/////////////////////////////////////////////////////////////////////
641// Footnotes generator
642/////////////////////////////////////////////////////////////////////
643
644/* Based on footnote generation code from:
645 * http://www.brandspankingnew.net/archive/2005/07/format_footnote.html
646 */
647
648footnotes: function () {
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]649 // Delete existing footnote entries in case we're reloading the footnodes.
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Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]652 if (!noteholder) {
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Junio C Hamano7bd050f2011-09-22 06:32:22[diff] [blame]683 noteholder.innerHTML +=
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Junio C Hamano7bd050f2011-09-22 06:32:22[diff] [blame]687 var id =spans[i].getAttribute("id");
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704 }
705 }
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]706},
707
708install: function(toclevels) {
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Junio C Hamano7bd050f2011-09-22 06:32:22[diff] [blame]728}
729
730}
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]731asciidoc.install();
Junio C Hamano7bd050f2011-09-22 06:32:22[diff] [blame]732/*]]>*/
733</script>
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]734</head>
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]735<body class="manpage">
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]736<div id="header">
737<h1>
738git-gc(1) Manual Page
739</h1>
740<h2>NAME</h2>
741<div class="sectionbody">
742<p>git-gc -
743 Cleanup unnecessary files and optimize the local repository
744</p>
745</div>
746</div>
Junio C Hamano7bd050f2011-09-22 06:32:22[diff] [blame]747<div id="content">
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]748<div class="sect1">
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]749<h2 id="_synopsis">SYNOPSIS</h2>
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]750<div class="sectionbody">
Junio C Hamano15567bc2011-07-23 00:51:59[diff] [blame]751<div class="verseblock">
Junio C Hamanob9d9d902018-05-23 07:07:42[diff] [blame]752<pre class="content"><em>git gc</em> [--aggressive] [--auto] [--quiet] [--prune=&lt;date&gt; | --no-prune] [--force] [--keep-largest-pack]</pre>
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]753<div class="attribution">
Junio C Hamano15567bc2011-07-23 00:51:59[diff] [blame]754</div></div>
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]755</div>
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]756</div>
757<div class="sect1">
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]758<h2 id="_description">DESCRIPTION</h2>
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]759<div class="sectionbody">
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]760<div class="paragraph"><p>Runs a number of housekeeping tasks within the current repository,
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]761such as compressing file revisions (to reduce disk space and increase
Junio C Hamano85151f32018-04-10 00:52:26[diff] [blame]762performance), removing unreachable objects which may have been
763created from prior invocations of <em>git add</em>, packing refs, pruning
Junio C Hamanoa4df8ed2018-10-26 06:37:13[diff] [blame]764reflog, rerere metadata or stale working trees. May also update ancillary
765indexes such as the commit-graph.</p></div>
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]766<div class="paragraph"><p>Users are encouraged to run this task on a regular basis within
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]767each repository to maintain good disk space utilization and good
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]768operating performance.</p></div>
Junio C Hamanoc14e6ad2014-10-31 20:25:53[diff] [blame]769<div class="paragraph"><p>Some git commands may automatically run <em>git gc</em>; see the <code>--auto</code> flag
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]770below for details. If you know what you&#8217;re doing and all you want is to
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]771disable this behavior permanently without further considerations, just do:</p></div>
Junio C Hamanod04b60c2008-03-20 08:46:04[diff] [blame]772<div class="listingblock">
773<div class="content">
Junio C Hamanoc14e6ad2014-10-31 20:25:53[diff] [blame]774<pre><code>$ git config --global gc.auto 0</code></pre>
Junio C Hamanod04b60c2008-03-20 08:46:04[diff] [blame]775</div></div>
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]776</div>
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]777</div>
778<div class="sect1">
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]779<h2 id="_options">OPTIONS</h2>
Junio C Hamanof65d9282007-01-22 09:00:13[diff] [blame]780<div class="sectionbody">
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]781<div class="dlist"><dl>
782<dt class="hdlist1">
Junio C Hamanof2ce2972007-05-20 19:12:09[diff] [blame]783--aggressive
784</dt>
785<dd>
786<p>
Junio C Hamano1aa40d22010-01-21 17:46:43[diff] [blame]787 Usually <em>git gc</em> runs very quickly while providing good disk
Junio C Hamano679d22d2007-06-02 21:13:44[diff] [blame]788 space utilization and performance. This option will cause
Junio C Hamano1aa40d22010-01-21 17:46:43[diff] [blame]789 <em>git gc</em> to more aggressively optimize the repository at the expense
Junio C Hamanof2ce2972007-05-20 19:12:09[diff] [blame]790 of taking much more time. The effects of this optimization are
Junio C Hamano679d22d2007-06-02 21:13:44[diff] [blame]791 persistent, so this option only needs to be used occasionally; every
Junio C Hamanof2ce2972007-05-20 19:12:09[diff] [blame]792 few hundred changesets or so.
793</p>
794</dd>
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]795<dt class="hdlist1">
Junio C Hamano1b50ce92007-10-03 12:05:53[diff] [blame]796--auto
797</dt>
798<dd>
799<p>
Junio C Hamano1aa40d22010-01-21 17:46:43[diff] [blame]800 With this option, <em>git gc</em> checks whether any housekeeping is
Junio C Hamano764a6672007-10-23 01:23:31[diff] [blame]801 required; if not, it exits without performing any work.
Junio C Hamanoc14e6ad2014-10-31 20:25:53[diff] [blame]802 Some git commands run <code>git gc --auto</code> after performing
Junio C Hamano85151f32018-04-10 00:52:26[diff] [blame]803 operations that could create many loose objects. Housekeeping
804 is required if there are too many loose objects or too many
805 packs in the repository.
Junio C Hamano1b50ce92007-10-03 12:05:53[diff] [blame]806</p>
Junio C Hamano85151f32018-04-10 00:52:26[diff] [blame]807<div class="paragraph"><p>If the number of loose objects exceeds the value of the <code>gc.auto</code>
808configuration variable, then all loose objects are combined into a
809single pack using <code>git repack -d -l</code>. Setting the value of <code>gc.auto</code>
810to 0 disables automatic packing of loose objects.</p></div>
Junio C Hamano322c6242015-03-23 21:32:46[diff] [blame]811<div class="paragraph"><p>If the number of packs exceeds the value of <code>gc.autoPackLimit</code>,
Junio C Hamanob9d9d902018-05-23 07:07:42[diff] [blame]812then existing packs (except those marked with a <code>.keep</code> file
813or over <code>gc.bigPackThreshold</code> limit)
Junio C Hamanoc14e6ad2014-10-31 20:25:53[diff] [blame]814are consolidated into a single pack by using the <code>-A</code> option of
Junio C Hamanob9d9d902018-05-23 07:07:42[diff] [blame]815<em>git repack</em>.
816If the amount of memory is estimated not enough for <code>git repack</code> to
817run smoothly and <code>gc.bigPackThreshold</code> is not set, the largest
818pack will also be excluded (this is the equivalent of running <code>git gc</code>
819with <code>--keep-base-pack</code>).
820Setting <code>gc.autoPackLimit</code> to 0 disables automatic consolidation of
821packs.</p></div>
Junio C Hamano85151f32018-04-10 00:52:26[diff] [blame]822<div class="paragraph"><p>If houskeeping is required due to many loose objects or packs, all
823other housekeeping tasks (e.g. rerere, working trees, reflog&#8230;) will
824be performed as well.</p></div>
Junio C Hamano1b50ce92007-10-03 12:05:53[diff] [blame]825</dd>
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]826<dt class="hdlist1">
Junio C Hamano8bc410e2009-02-15 10:38:19[diff] [blame]827--prune=&lt;date&gt;
828</dt>
829<dd>
830<p>
831 Prune loose objects older than date (default is 2 weeks ago,
Junio C Hamanoc14e6ad2014-10-31 20:25:53[diff] [blame]832 overridable by the config variable <code>gc.pruneExpire</code>).
Junio C Hamano56ace3d2017-01-10 23:43:41[diff] [blame]833 --prune=all prunes loose objects regardless of their age and
834 increases the risk of corruption if another process is writing to
835 the repository concurrently; see "NOTES" below. --prune is on by
836 default.
Junio C Hamano8bc410e2009-02-15 10:38:19[diff] [blame]837</p>
838</dd>
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]839<dt class="hdlist1">
Junio C Hamano8bc410e2009-02-15 10:38:19[diff] [blame]840--no-prune
841</dt>
842<dd>
843<p>
844 Do not prune any loose objects.
845</p>
846</dd>
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]847<dt class="hdlist1">
Junio C Hamano69a98582008-03-01 18:42:18[diff] [blame]848--quiet
849</dt>
850<dd>
851<p>
852 Suppress all progress reports.
853</p>
854</dd>
Junio C Hamano535ed7a2013-09-04 20:35:57[diff] [blame]855<dt class="hdlist1">
856--force
857</dt>
858<dd>
859<p>
Junio C Hamanoc14e6ad2014-10-31 20:25:53[diff] [blame]860 Force <code>git gc</code> to run even if there may be another <code>git gc</code>
Junio C Hamano535ed7a2013-09-04 20:35:57[diff] [blame]861 instance running on this repository.
862</p>
863</dd>
Junio C Hamanob9d9d902018-05-23 07:07:42[diff] [blame]864<dt class="hdlist1">
865--keep-largest-pack
866</dt>
867<dd>
868<p>
869 All packs except the largest pack and those marked with a
870 <code>.keep</code> files are consolidated into a single pack. When this
871 option is used, <code>gc.bigPackThreshold</code> is ignored.
872</p>
873</dd>
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]874</dl></div>
Junio C Hamanof65d9282007-01-22 09:00:13[diff] [blame]875</div>
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]876</div>
877<div class="sect1">
Junio C Hamanob9d9d902018-05-23 07:07:42[diff] [blame]878<h2 id="_configuration">CONFIGURATION</h2>
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]879<div class="sectionbody">
Junio C Hamano042f2142016-06-27 18:05:05[diff] [blame]880<div class="paragraph"><p>The optional configuration variable <code>gc.reflogExpire</code> can be
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]881set to indicate how long historical entries within each branch&#8217;s
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]882reflog should remain available in this repository. The setting is
883expressed as a length of time, for example <em>90 days</em> or <em>3 months</em>.
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]884It defaults to <em>90 days</em>.</p></div>
Junio C Hamano042f2142016-06-27 18:05:05[diff] [blame]885<div class="paragraph"><p>The optional configuration variable <code>gc.reflogExpireUnreachable</code>
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]886can be set to indicate how long historical reflog entries which
887are not part of the current branch should remain available in
888this repository. These types of entries are generally created as
Junio C Hamanoc14e6ad2014-10-31 20:25:53[diff] [blame]889a result of using <code>git commit --amend</code> or <code>git rebase</code> and are the
Junio C Hamanof9771f62007-01-17 17:42:30[diff] [blame]890commits prior to the amend or rebase occurring. Since these changes
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]891are not part of the current project most users will want to expire
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]892them sooner. This option defaults to <em>30 days</em>.</p></div>
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]893<div class="paragraph"><p>The above two configuration variables can be given to a pattern. For
894example, this sets non-default expiry values only to remote-tracking
Junio C Hamanocc7636a2010-05-21 14:57:53[diff] [blame]895branches:</p></div>
896<div class="listingblock">
897<div class="content">
Junio C Hamanoc14e6ad2014-10-31 20:25:53[diff] [blame]898<pre><code>[gc "refs/remotes/*"]
Junio C Hamanocc7636a2010-05-21 14:57:53[diff] [blame]899 reflogExpire = never
Junio C Hamano322c6242015-03-23 21:32:46[diff] [blame]900 reflogExpireUnreachable = 3 days</code></pre>
Junio C Hamanocc7636a2010-05-21 14:57:53[diff] [blame]901</div></div>
Junio C Hamano042f2142016-06-27 18:05:05[diff] [blame]902<div class="paragraph"><p>The optional configuration variable <code>gc.rerereResolved</code> indicates
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]903how long records of conflicted merge you resolved earlier are
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]904kept. This defaults to 60 days.</p></div>
Junio C Hamano042f2142016-06-27 18:05:05[diff] [blame]905<div class="paragraph"><p>The optional configuration variable <code>gc.rerereUnresolved</code> indicates
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]906how long records of conflicted merge you have not resolved are
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]907kept. This defaults to 15 days.</p></div>
Junio C Hamano042f2142016-06-27 18:05:05[diff] [blame]908<div class="paragraph"><p>The optional configuration variable <code>gc.packRefs</code> determines if
Junio C Hamanocdd1c332010-12-20 10:08:00[diff] [blame]909<em>git gc</em> runs <em>git pack-refs</em>. This can be set to "notbare" to enable
Junio C Hamanoe77b0152008-01-12 06:44:17[diff] [blame]910it within all non-bare repos or it can be set to a boolean value.
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]911This defaults to true.</p></div>
Junio C Hamanoace33e42019-01-18 23:16:05[diff] [blame]912<div class="paragraph"><p>The optional configuration variable <code>gc.writeCommitGraph</code> determines if
Junio C Hamanof09b7cd2018-08-02 23:01:45[diff] [blame]913<em>git gc</em> should run <em>git commit-graph write</em>. This can be set to a
914boolean value. This defaults to false.</p></div>
Junio C Hamanoccb82522018-05-08 07:52:09[diff] [blame]915<div class="paragraph"><p>The optional configuration variable <code>gc.aggressiveWindow</code> controls how
Junio C Hamanof2ce2972007-05-20 19:12:09[diff] [blame]916much time is spent optimizing the delta compression of the objects in
917the repository when the --aggressive option is specified. The larger
918the value, the more time is spent optimizing the delta compression. See
Junio C Hamanoccb82522018-05-08 07:52:09[diff] [blame]919the documentation for the --window option in <a href="git-repack.html">git-repack(1)</a> for
Junio C Hamanoae4a8f32009-10-04 09:54:54[diff] [blame]920more details. This defaults to 250.</p></div>
Junio C Hamano042f2142016-06-27 18:05:05[diff] [blame]921<div class="paragraph"><p>Similarly, the optional configuration variable <code>gc.aggressiveDepth</code>
Junio C Hamanofa0dac32017-02-24 19:02:55[diff] [blame]922controls --depth option in <a href="git-repack.html">git-repack(1)</a>. This defaults to 50.</p></div>
Junio C Hamano042f2142016-06-27 18:05:05[diff] [blame]923<div class="paragraph"><p>The optional configuration variable <code>gc.pruneExpire</code> controls how old
Junio C Hamano09a926d2008-03-13 07:55:29[diff] [blame]924the unreferenced loose objects have to be before they are pruned. The
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]925default is "2 weeks ago".</p></div>
Junio C Hamano85151f32018-04-10 00:52:26[diff] [blame]926<div class="paragraph"><p>Optional configuration variable <code>gc.worktreePruneExpire</code> controls how
927old a stale working tree should be before <code>git worktree prune</code> deletes
928it. Default is "3 months ago".</p></div>
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]929</div>
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]930</div>
931<div class="sect1">
Junio C Hamanob9d9d902018-05-23 07:07:42[diff] [blame]932<h2 id="_notes">NOTES</h2>
Junio C Hamano2f102bb2008-04-26 02:23:37[diff] [blame]933<div class="sectionbody">
Junio C Hamano56ace3d2017-01-10 23:43:41[diff] [blame]934<div class="paragraph"><p><em>git gc</em> tries very hard not to delete objects that are referenced
935anywhere in your repository. In
Junio C Hamano2f102bb2008-04-26 02:23:37[diff] [blame]936particular, it will keep not only objects referenced by your current set
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]937of branches and tags, but also objects referenced by the index,
938remote-tracking branches, refs saved by <em>git filter-branch</em> in
Junio C Hamano4232bc42009-10-20 07:49:31[diff] [blame]939refs/original/, or reflogs (which may reference commits in branches
Junio C Hamano56ace3d2017-01-10 23:43:41[diff] [blame]940that were later amended or rewound).
941If you are expecting some objects to be deleted and they aren&#8217;t, check
Junio C Hamano2f102bb2008-04-26 02:23:37[diff] [blame]942all of those locations and decide whether it makes sense in your case to
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]943remove those references.</p></div>
Junio C Hamano56ace3d2017-01-10 23:43:41[diff] [blame]944<div class="paragraph"><p>On the other hand, when <em>git gc</em> runs concurrently with another process,
945there is a risk of it deleting an object that the other process is using
946but hasn&#8217;t created a reference to. This may just cause the other process
947to fail or may corrupt the repository if the other process later adds a
948reference to the deleted object. Git has two features that significantly
949mitigate this problem:</p></div>
950<div class="olist arabic"><ol class="arabic">
951<li>
952<p>
953Any object with modification time newer than the <code>--prune</code> date is kept,
954 along with everything reachable from it.
955</p>
956</li>
957<li>
958<p>
959Most operations that add an object to the database update the
960 modification time of the object if it is already present so that #1
961 applies.
962</p>
963</li>
964</ol></div>
965<div class="paragraph"><p>However, these features fall short of a complete solution, so users who
966run commands concurrently have to live with some risk of corruption (which
967seems to be low in practice) unless they turn off automatic garbage
968collection with <em>git config gc.auto 0</em>.</p></div>
Junio C Hamano2f102bb2008-04-26 02:23:37[diff] [blame]969</div>
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]970</div>
971<div class="sect1">
Junio C Hamano3e3aa812010-07-05 23:25:23[diff] [blame]972<h2 id="_hooks">HOOKS</h2>
973<div class="sectionbody">
Junio C Hamano97bcb482010-11-25 03:16:07[diff] [blame]974<div class="paragraph"><p>The <em>git gc --auto</em> command will run the <em>pre-auto-gc</em> hook. See
Junio C Hamanoa28a9202012-06-21 07:08:23[diff] [blame]975<a href="githooks.html">githooks(5)</a> for more information.</p></div>
Junio C Hamano3e3aa812010-07-05 23:25:23[diff] [blame]976</div>
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]977</div>
978<div class="sect1">
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]979<h2 id="_see_also">SEE ALSO</h2>
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]980<div class="sectionbody">
Junio C Hamanoa28a9202012-06-21 07:08:23[diff] [blame]981<div class="paragraph"><p><a href="git-prune.html">git-prune(1)</a>
982<a href="git-reflog.html">git-reflog(1)</a>
983<a href="git-repack.html">git-repack(1)</a>
984<a href="git-rerere.html">git-rerere(1)</a></p></div>
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]985</div>
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]986</div>
987<div class="sect1">
Junio C Hamanoba4b9282008-07-06 05:20:31[diff] [blame]988<h2 id="_git">GIT</h2>
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]989<div class="sectionbody">
Junio C Hamanoa28a9202012-06-21 07:08:23[diff] [blame]990<div class="paragraph"><p>Part of the <a href="git.html">git(1)</a> suite</p></div>
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]991</div>
Junio C Hamano7bd050f2011-09-22 06:32:22[diff] [blame]992</div>
Junio C Hamano9d971152012-12-19 00:43:11[diff] [blame]993</div>
Junio C Hamano7bd050f2011-09-22 06:32:22[diff] [blame]994<div id="footnotes"><hr /></div>
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]995<div id="footer">
996<div id="footer-text">
Junio C Hamano2ef0ba32018-01-26 23:13:53[diff] [blame]997Last updated
Junio C Hamanoace33e42019-01-18 23:16:05[diff] [blame]998 2019-01-18 15:15:21 PST
Junio C Hamano52299462006-12-28 00:59:38[diff] [blame]999</div>
1000</div>
1001</body>
1002</html>