diff options
author | kh1 <karsten.heimrich@nokia.com> | 2012-03-15 14:53:47 +0100 |
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committer | Karsten Heimrich <karsten.heimrich@nokia.com> | 2012-03-19 16:14:04 +0100 |
commit | be3b47d0d504a3409ce66bd77bb8c0acff87c4f5 (patch) | |
tree | 09dfb02d484a4f395991972b828da71400fb761a /src/libs/7zip/unix/DOCS/MANUAL/switches/large_pages.htm | |
parent | 9fd62353cf7f973d78cd2093328ac15b5c4980b6 (diff) |
Reorganize the tree, have better ifw.pri. Shadow build support.
Change-Id: I01fb12537f863ed0744979973c7e4153889cc5cb
Reviewed-by: Tim Jenssen <tim.jenssen@nokia.com>
Diffstat (limited to 'src/libs/7zip/unix/DOCS/MANUAL/switches/large_pages.htm')
-rw-r--r-- | src/libs/7zip/unix/DOCS/MANUAL/switches/large_pages.htm | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/src/libs/7zip/unix/DOCS/MANUAL/switches/large_pages.htm b/src/libs/7zip/unix/DOCS/MANUAL/switches/large_pages.htm new file mode 100644 index 000000000..82fd5b77d --- /dev/null +++ b/src/libs/7zip/unix/DOCS/MANUAL/switches/large_pages.htm @@ -0,0 +1,50 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"> +<HTML> +<HEAD> + <META http-equiv="Content-Type" content="text/html; charset=Windows-1252"> + <TITLE>-slp (Set Large Pages mode) switch</TITLE> + <LINK href="style.css" rel="stylesheet" type="text/css"> +</HEAD> + +<BODY> + +<H1>-slp (Set Large Pages mode) switch</H1> + +<P>Sets Large Pages mode.</P> + +<H4>Syntax</H4> + +<PRE class="syntax"> +-slp[-] +</PRE> + + +<TABLE> + <TR><TH width="80">Switch</TH> <TH>Description</TH></TR> + <TR><TD>-slp</TD> <TD>Enables Large Pages mode.</TD></TR> + <TR><TD>-slp-</TD> <TD>Disables Large Pages mode. This option is default for all commands.</TD></TR> +</TABLE> + +<P>Large Pages mode increases the speed of compression. +However, there is a pause at the start of compression while 7-Zip allocates the large pages in memory. +If 7-Zip can't allocate large pages, it allocates usual small pages. +Also, the Windows Task Manager doesn't show the real memory usage of the program, if 7-Zip uses large pages. +This feature works only on Windows 2003 / XP x64. +Also, it requires administrator's rights for your system. +The recommended size of RAM for this feature is 1 GB or more. +To install this feature, you must run the 7-Zip File Manager at least once, +close it, and then reboot the system.</P> +<P>Your system can hang for several seconds at compressing starting, if you use -slp mode. +So it's not recommended to use -slp mode to compress small data sets (less than 100 MB).</P> + + +<H4>Example</H4> + +<PRE class="example"> +7z a archive.7z -slp a.iso +</PRE> + +<P>compresses <SPAN class="filename">a.iso</SPAN> file with Large Pages mode switched on.</P> + +</BODY> +</HTML> |