| 1 | <?xml version='1.0' encoding="UTF-8"?> |
1 | <?xml version='1.0' encoding="UTF-8"?> |
| 2 | <!DOCTYPE guide SYSTEM "/dtd/guide.dtd"> |
2 | <!DOCTYPE guide SYSTEM "/dtd/guide.dtd"> |
| 3 | <!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/power-management-guide.xml,v 1.26 2007/04/16 05:39:54 nightmorph Exp $ --> |
3 | <!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/power-management-guide.xml,v 1.27 2007/05/30 19:09:04 nightmorph Exp $ --> |
| 4 | <guide link="/doc/en/power-management-guide.xml"> |
4 | <guide link="/doc/en/power-management-guide.xml"> |
| 5 | <title>Power Management Guide</title> |
5 | <title>Power Management Guide</title> |
| 6 | |
6 | |
| 7 | <author title="Author"> |
7 | <author title="Author"> |
| 8 | <mail link="earthwings@gentoo.org">Dennis Nienhüser</mail> |
8 | <mail link="earthwings@gentoo.org">Dennis Nienhüser</mail> |
| … | |
… | |
| 21 | |
21 | |
| 22 | <!-- The content of this document is licensed under the CC-BY-SA license --> |
22 | <!-- The content of this document is licensed under the CC-BY-SA license --> |
| 23 | <!-- See http://creativecommons.org/licenses/by-sa/2.5 --> |
23 | <!-- See http://creativecommons.org/licenses/by-sa/2.5 --> |
| 24 | <license/> |
24 | <license/> |
| 25 | |
25 | |
| 26 | <version>1.32</version> |
26 | <version>1.33</version> |
| 27 | <date>2007-04-15</date> |
27 | <date>2007-05-30</date> |
| 28 | |
28 | |
| 29 | <chapter> |
29 | <chapter> |
| 30 | <title>Introduction</title> |
30 | <title>Introduction</title> |
| 31 | <section> |
31 | <section> |
| 32 | <body> |
32 | <body> |
| … | |
… | |
| 975 | <section> |
975 | <section> |
| 976 | <title>Increasing idle time - laptop-mode</title> |
976 | <title>Increasing idle time - laptop-mode</title> |
| 977 | <body> |
977 | <body> |
| 978 | |
978 | |
| 979 | <p> |
979 | <p> |
| 980 | Recent kernels (2.6.6 and greater, recent 2.4 ones and others with patches) |
|
|
| 981 | include the so-called <c>laptop-mode</c>. When activated, dirty buffers are |
980 | Recent 2.6 kernels include the so-called <c>laptop-mode</c>. When activated, |
| 982 | written to disk on read calls or after 10 minutes (instead of 30 seconds). This |
981 | dirty buffers are written to disk on read calls or after 10 minutes (instead of |
| 983 | minimizes the time the hard disk needs to be spun up. |
982 | 30 seconds). This minimizes the time the hard disk needs to be spun up. |
| 984 | </p> |
983 | </p> |
| 985 | |
984 | |
| 986 | <pre caption="Automated start of laptop-mode"> |
985 | <pre caption="Automated start of laptop-mode"> |
| 987 | # <i>emerge laptop-mode-tools</i> |
986 | # <i>emerge laptop-mode-tools</i> |
| 988 | </pre> |
987 | </pre> |
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