3311c7127f
More changes to match the Admin Guide with the Icehouse GUI. Also cleaning up some wording and other editing stuff. Relatively small changes to smallish files, for the most part. ...and some niceness fixes that I thought I'd gotten earlier. Added Diane's fixes Change-Id: I867cb38629803be1993a318e933416e2bca3e87c
111 lines
4.7 KiB
XML
111 lines
4.7 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<section xmlns="http://docbook.org/ns/docbook"
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xmlns:xi="http://www.w3.org/2001/XInclude"
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xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0"
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xml:id="dashboard_manage_host_aggregates">
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<?dbhtml stop-chunking?>
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<title>Create and manage host aggregates</title>
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<para>Host aggregates enable administrative users to assign
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key-value pairs to groups of machines.</para>
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<para>Each node can have multiple aggregates and each aggregate can
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have multiple key-value pairs. You can assign the same key-value
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pair to multiple aggregates.</para>
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<para>The scheduler uses this information to make scheduling
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decisions. For information, see <link xlink:href="http://docs.openstack.org/trunk/config-reference/content/section_compute-scheduler.html"><citetitle>Scheduling</citetitle></link>.</para>
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<procedure>
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<title>To create a host aggregate</title>
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<step>
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<para>Log in to the dashboard.</para>
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<para>Choose the <guilabel>admin</guilabel> project from the
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drop-down list at the top of the page.</para>
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</step>
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<step>
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<para>On the <guilabel>Admin</guilabel> tab, open the
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<guilabel>System Panel</guilabel> and click the
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<guilabel>Host Aggregates</guilabel> category.</para>
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</step>
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<step>
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<para>Click <guibutton>Create Host Aggregate</guibutton>.</para>
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</step>
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<step>
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<para>In the <guilabel>Create Host Aggregate</guilabel> dialog
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box, enter or select the following values on the
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<guilabel>Host Aggregate Info</guilabel> tab:</para>
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<itemizedlist>
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<listitem>
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<para><guilabel>Name</guilabel>: The host aggregate
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name.</para>
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</listitem>
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<listitem>
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<para><guilabel>Availability Zone</guilabel>: The cloud
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provider defines the default availability zone, such as
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<literal>us-west</literal>,
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<literal>apac-south</literal>, or
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<literal>nova</literal>. You can target the host
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aggregate, as follows:</para>
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<itemizedlist>
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<listitem>
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<para>When the host aggregate is exposed as an
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availability zone, select the availability zone when
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you launch an instance.</para>
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</listitem>
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<listitem>
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<para>When the host aggregate is not exposed as an
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availability zone, select a flavor and its extra specs
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to target the host aggregate.</para>
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</listitem>
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</itemizedlist>
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</listitem>
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</itemizedlist>
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</step>
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<step>
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<para>Assign hosts to the aggregate on the <guilabel>Host within
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Aggregate</guilabel> tab.</para>
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<para>To assign a host to the aggregate, click
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<guilabel>+</guilabel> for the host. The host moves from the
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<guilabel>All available hosts</guilabel> list to the
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<guilabel>Selected hosts</guilabel> list.</para>
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</step>
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</procedure>
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<para>You can add one host to one or more aggregates. To add a host
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to an existing aggregate, edit the aggregate.</para>
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<procedure>
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<title>To manage host and aggregates</title>
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<step>
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<para>Choose the <guilabel>admin</guilabel> project from the
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drop-down list at the top of the page.</para>
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</step>
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<step>
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<para>On the <guilabel>Admin</guilabel> tab, open the
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<guilabel>System Panel</guilabel> and click the <guilabel>
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Host Aggregates</guilabel> category.</para>
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<itemizedlist>
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<listitem>
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<para>To edit host aggregates, select the host aggregate that
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you want to edit. Click <guibutton>Edit Host
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Aggregate</guibutton>.</para>
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<para>In the <guilabel>Edit Host Aggregate</guilabel> dialog
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box, you can change the name and availability zone for the
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aggregate.</para>
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</listitem>
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<listitem>
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<para>To manage hosts, locate the host aggregate that you want
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to edit in the table. Click <guibutton>More</guibutton>
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and select <guilabel>Manage Hosts</guilabel>.</para>
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<para>In the <guilabel>Add/Remove Hosts to
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Aggregate</guilabel> dialog box, click
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<guilabel>+</guilabel> to assign a host to the
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aggregate. Click <guilabel>-</guilabel> to remove a host
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that is assigned to an aggregate.</para>
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</listitem>
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<listitem>
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<para>To delete host aggregates, locate the host aggregate that
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you want to edit in the table. Click
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<guibutton>More</guibutton> and select <guilabel>Delete
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Host Aggregate</guilabel>.</para>
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</listitem>
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</itemizedlist>
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</step>
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</procedure>
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</section>
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