openstack-manuals/doc/user-guide/section_dashboard_launch_instances.xml
Andreas Jaeger 82b2cba77d Fix wrong links
Use <link linkend...> for links in the same guide instead of
<link xlink:href>

Change-Id: Ib367a55ba6d3714528b2fda20bb06b6b117e842f
Closes-Bug: #1228723
2013-09-23 07:22:53 +02:00

153 lines
6.5 KiB
XML

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE section [
<!-- Some useful entities borrowed from HTML -->
<!ENTITY ndash "&#x2013;">
<!ENTITY mdash "&#x2014;">
<!ENTITY hellip "&#x2026;">
]>
<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"
xml:id="dashboard_launch_instances">
<title>Launch and manage instances</title>
<para>Instances are virtual machines that run inside the cloud.</para>
<para>You can <link linkend="dashboard_launch_instances_from_image">launch
an instance from an OpenStack image</link>. The OpenStack
Image Service provides a pool of images that are accessible to
members of different projects.</para>
<para>You can also
<link linkend="dashboard_launch_instances_from_volume">launch
an instance from an image that you have copied to a
persistent volume</link>. The instance boots from the
volume, which is provided by <systemitem class="service"
>nova-volume</systemitem> through iSCSI. When you launch
an instance from a volume, especially note the following
steps:</para>
<itemizedlist>
<listitem>
<para>To select from which volume to boot, launch an
instance from an arbitrary image. The image you select
does not boot. It is replaced by the image on the
volume that you choose in the next steps.</para>
<para>To boot a Xen image from a volume, the image you
launch in must be the same type, fully virtualized or
paravirtualized, as the one on the volume.</para>
</listitem>
<listitem>
<para>Select the volume or volume snapshot from which to
boot. Enter a device name. Enter
<literal>vda</literal> for KVM images or
<literal>xvda</literal> for Xen images.</para>
</listitem>
</itemizedlist>
<?hard-pagebreak?>
<xi:include
href="section_dashboard_launch_instances_from_image.xml"/>
<?hard-pagebreak?>
<xi:include
href="section_dashboard_launch_instances_from_volume.xml"/>
<?hard-pagebreak?>
<section xml:id="ssh-into-instance">
<title>SSH in to your instance</title>
<para>To SSH into your instance, you use the downloaded
keypair file.</para>
<note>
<para>The username is ubuntu for the Ubuntu cloud images
on TryStack.</para>
</note>
<procedure>
<step>
<para>Copy the IP address for your instance.</para>
</step>
<step>
<para>Use the SSH command to make a secure connection
to the instance. For example:</para>
<screen><prompt>$</prompt> <userinput>ssh -i MyKey.pem ubuntu@10.0.0.2</userinput></screen>
</step>
<step>
<para>At the prompt, type
<literal>yes</literal>.</para>
</step>
</procedure>
</section>
<section xml:id="track_usage">
<title>Track usage for instances</title>
<para>You can track usage for instances for each tenant, also known as a project. You
can track costs per month by showing metrics like number
of VCPUs, disks, RAM, and uptime for all your
instances.</para>
<procedure>
<!-- <title>To track usage</title> -->
<step>
<para>Log in to the OpenStack dashboard, choose a
project, and click the
<guilabel>Overview</guilabel> category.</para>
</step>
<step>
<para>To query the instance usage for a month, select
a month and click
<guibutton>Submit</guibutton>.</para>
</step>
<step>
<para>To download a summary, click <guibutton>Download
CSV Summary</guibutton>.</para>
</step>
</procedure>
</section>
<section xml:id="instance_snapshots">
<title>Create instance snapshots</title>
<procedure>
<step>
<para>Log in to the OpenStack dashboard, choose a
project, and click the
<guilabel>Instances</guilabel>
category.</para>
</step>
<step>
<para>Select the instance from which to create a
snapshot. From the <guilabel>Actions</guilabel>
drop-down list, select <guilabel>Create
Snapshot</guilabel>.</para>
</step>
<step>
<para>In the <guilabel>Create Snapshot</guilabel>
window, enter a name for the snapshot. Click
<guibutton>Create Snapshot</guibutton>. The
<guilabel>Images &amp; Snapshots</guilabel>
category shows the instance snapshot.</para>
</step>
<step>
<para>To launch an instance from the snapshot, select
the snapshot and click
<guibutton>Launch</guibutton>. Proceed with
<xref
linkend="dashboard_launch_instances_from_image"
/>.</para>
</step>
</procedure>
</section>
<section xml:id="control_instance_states">
<title>Control the state of an instance</title>
<procedure>
<!--<title>To control the state of an instance</title> -->
<step>
<para>Log in to the OpenStack dashboard, choose a
project, and click the
<guilabel>Instances</guilabel>
category.</para>
</step>
<step>
<para>Select an instance.</para>
</step>
<step>
<para>In the <guilabel>More</guilabel> drop-down list
in the <guilabel>Actions</guilabel> column, select
the state.</para>
<para>Depending on the current state of the instance,
you can choose to pause, resume, suspend, soft or
hard reboot, or terminate an instance.</para>
</step>
</procedure>
</section>
</section>