openstack/openstack-manuals
Code Issues Proposed changes

Add note about vnethost for KVM

Browse Source 
The vnethost module can be loaded for added performance, so
created a stub section on KVM performance.

There were some build failures to do with dashboard files
moving around, so fixed those up too.

fixes bug 1064757

Change-Id: Ibcd1797c8db0d0a147a64e567a95ce13f4bd1d3a
This commit is contained in:
Tom Fifield 2013-06-10 13:38:11 +10:00 committed by Diane Fleming
parent cfc0c69742
commit 32351df6cf
3 changed files with 23 additions and 17 deletions
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23
doc/src/docbkx/common/about-dashboard.xml
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@ -1,24 +1,23 @@
<?xml version="1.0" encoding="UTF-8"?>
<section
xmlns="http://docbook.org/ns/docbook"
<section xmlns="http://docbook.org/ns/docbook"
xmlns:xi="http://www.w3.org/2001/XInclude"
xmlns:xlink="http://www.w3.org/1999/xlink"
version="5.0"
xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0"
xml:id="about-the-dashboard">
<title>About the Dashboard</title>
<!--<?dbhtml stop-chunking?>-->
<para>You can use a dashboard interface with an OpenStack Compute
installation with a web-based console provided by the
OpenStack Dashboard project. It provides web-based
interactions with the OpenStack Compute cloud controller
through the OpenStack APIs. These instructions are
for an example deployment configured with an
Apache web server. </para>
<para>The OpenStack dashboard, also known as <link
xlink:href="https://github.com/openstack/horizon/"
>horizon</link>, is a Web interface that allows cloud
administrators and users to manage various OpenStack resources
and services. The dashboard enables web-based interactions
with the OpenStack Compute cloud controller through the
OpenStack APIs. The following instructions show you an example
deployment that is configured with an Apache web server. </para>
<xi:include href="../common/dashboard-system-reqs.xml"/>
<xi:include href="../common/dashboard-install.xml"/>
<xi:include href="../common/dashboard-configure.xml"/>
<xi:include href="../common/dashboard-verify.xml"/>
<xi:include href="../common/dashboard_customizing.xml"/>
<xi:include href="../common/dashboard_sessions.xml"/>
<xi:include href="../common/dashboardlaunchinginstances.xml"/>
</section>

11
doc/src/docbkx/common/kvm.xml
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@ -143,7 +143,7 @@ kvm-amd</programlisting></para>
<para>The Compute service allows you to control the guest CPU model that is exposed to KVM
virtual machines. Use cases include:<itemizedlist>
<listitem>
<para>To maximise performance of virtual machines by exposing new host CPU
<para>To maximize performance of virtual machines by exposing new host CPU
features to the guest</para>
</listitem>
<listitem>
@ -210,6 +210,15 @@ libvirt_cpu_model=Nehalem</programlisting>
service behavior prior to the Folsom release. </para>
</simplesect>
</section>
<section xml:id="kvm-performance">
<title>KVM Performance Tweaks</title>
<para>A recommended resource to help you improve
the performance of KVM is
the <link xlink:href="http://www.linux-kvm.org/page/VhostNet">VHostNet</link>.
kernel module. This module improves network performance. To load the
kernel module, as root:
<screen><prompt>#</prompt> <userinput>modprobe vhost_net</userinput></screen></para>
</section>
<section xml:id="xml-troubleshooting">
<title>Troubleshooting</title>
<para>Trying to launch a new virtual machine instance fails

6
doc/src/docbkx/openstack-compute-admin/computeinterfaces.xml
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@ -5,10 +5,8 @@
version="5.0"
xml:id="ch_openstack-interfaces">
<title>OpenStack Interfaces</title>
<para>OpenStack has components that provide a view of the
OpenStack installation such as a Django-built website that
serves as a dashboard and the ability to connect to running
instances using a VNC connection via a VNC Proxy.</para>
<para>The OpenStack dashboard, a Web interface,
enables you to connect to running instances through a VNC connection.</para>
<xi:include href="../common/about-dashboard.xml"/>
<xi:include href="remote-console-access.xml"/>
</chapter>