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| author | vorlon <vorlon@alioth.debian.org> | 2008-03-24 08:23:36 +0000 |
|---|---|---|
| committer | vorlon <vorlon@alioth.debian.org> | 2008-03-24 08:23:36 +0000 |
| commit | bba625b04e0d12c2c03a345554d98b8575f4f380 (patch) | |
| tree | 1333f979a7278d10b7c56c4f0b34fa6d3e75b2e1 /docs/htmldocs/manpages/vfs_cacheprime.8.html | |
| parent | 74a2535fdc9252584a2ca4256431b28b20ed4f58 (diff) | |
| download | samba-bba625b04e0d12c2c03a345554d98b8575f4f380.tar.gz | |
Load samba-3.2.0pre2 into branches/samba/upstream-3.2.upstream/3.2.0_pre2
git-svn-id: svn://svn.debian.org/svn/pkg-samba/branches/samba/upstream-3.2@1780 fc4039ab-9d04-0410-8cac-899223bdd6b0
Diffstat (limited to 'docs/htmldocs/manpages/vfs_cacheprime.8.html')
| -rw-r--r-- | docs/htmldocs/manpages/vfs_cacheprime.8.html | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/docs/htmldocs/manpages/vfs_cacheprime.8.html b/docs/htmldocs/manpages/vfs_cacheprime.8.html new file mode 100644 index 0000000000..73b4fb2f7a --- /dev/null +++ b/docs/htmldocs/manpages/vfs_cacheprime.8.html @@ -0,0 +1,26 @@ +<html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>vfs_cacheprime</title><link rel="stylesheet" href="samba.css" type="text/css"><meta name="generator" content="DocBook XSL Stylesheets V1.72.0"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="refentry" lang="en"><a name="vfs_cacheprime.8"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>vfs_cacheprime — prime the kernel file data cache</p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><div class="cmdsynopsis"><p><code class="literal">vfs objects = cacheprime</code></p></div></div><div class="refsect1" lang="en"><a name="id267672"></a><h2>DESCRIPTION</h2><p>This VFS module is part of the + <a href="samba.7.html"><span class="citerefentry"><span class="refentrytitle">samba</span>(7)</span></a> suite.</p><p>The <code class="literal">vfs_cacheprime</code> VFS module reads chunks + of file data near the range requested by clients in order to + make sure the data is present in the kernel file data cache at + the time when it is actually requested by clients. </p><p>The size of the disk read operations performed + by <code class="literal">vfs_cacheprime</code> is determined by the + cacheprime:rsize option. All disk read operations are aligned + on boundaries that are a multiple of this size. Each range of + the file data is primed at most once during the time the client + has the file open. </p><p>This module is stackable.</p></div><div class="refsect1" lang="en"><a name="id299206"></a><h2>OPTIONS</h2><div class="variablelist"><dl><dt><span class="term">cacheprime:rsize = BYTES</span></dt><dd><p>The number of bytes with which to prime + the kernel data cache.</p><p>The following suffixes may be applied to BYTES:</p><div class="itemizedlist"><ul type="disc"><li><p><code class="literal">K</code> - BYTES is a number of kilobytes</p></li><li><p><code class="literal">M</code> - BYTES is a number of megabytes</p></li><li><p><code class="literal">G</code> - BYTES is a number of gigabytes</p></li></ul></div></dd></dl></div></div><div class="refsect1" lang="en"><a name="id299262"></a><h2>EXAMPLES</h2><p>For a hypothetical disk array, it is necessary to ensure + that all read operations are of size 1 megabyte (1048576 bytes), + and aligned on 1 megabyte boundaries: + </p><pre class="programlisting"> + <em class="parameter"><code>[hypothetical]</code></em> + <a class="indexterm" name="id266718"></a>vfs objects = cacheprime + <a class="indexterm" name="id266725"></a>cacheprime:rsize = 1M +</pre></div><div class="refsect1" lang="en"><a name="id266734"></a><h2>CAVEATS</h2><p><code class="literal">cacheprime</code> is not a a substitute for + a general-purpose readahead mechanism. It is intended for use + only in very specific environments where disk operations must + be aligned and sized to known values (as much as that is possible). + </p></div><div class="refsect1" lang="en"><a name="id266751"></a><h2>VERSION</h2><p>This man page is correct for version 3.0.25 of the Samba suite. + </p></div><div class="refsect1" lang="en"><a name="id266761"></a><h2>AUTHOR</h2><p>The original Samba software and related utilities + were created by Andrew Tridgell. Samba is now developed + by the Samba Team as an Open Source project similar + to the way the Linux kernel is developed.</p></div></div></body></html> |