openstack-manuals/doc/common/section_cli_nova_resizerebuild.xml
Vincent Untz b18328ca7f Do not mention m1.nano and m1.micro flavors
These are not default flavors; they're created by devstack.

Change-Id: I5306f9036eea5060004e1eeed8389284e964eb2e
2014-01-20 15:38:04 +01:00

93 lines
6.6 KiB
XML

<?xml version="1.0" encoding="UTF-8"?>
<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="nova_cli_resize">
<title>Change the size of your server</title>
<para>You change the size of a server by changing its flavor.</para>
<procedure>
<step>
<para>List the available flavors:</para>
<screen><prompt>$</prompt> <userinput>nova flavor-list</userinput></screen>
<screen><computeroutput>+----+-----------+-----------+------+-----------+------+-------+-------------+-----------+
| ID | Name | Memory_MB | Disk | Ephemeral | Swap | VCPUs | RXTX_Factor | Is_Public |
+----+-----------+-----------+------+-----------+------+-------+-------------+-----------+
| 1 | m1.tiny | 512 | 0 | 0 | | 1 | 1.0 | True |
| 2 | m1.small | 2048 | 20 | 0 | | 1 | 1.0 | True |
| 3 | m1.medium | 4096 | 40 | 0 | | 2 | 1.0 | True |
| 4 | m1.large | 8192 | 80 | 0 | | 4 | 1.0 | True |
| 5 | m1.xlarge | 16384 | 160 | 0 | | 8 | 1.0 | True |
+----+-----------+-----------+------+-----------+------+-------+-------------+-----------+</computeroutput></screen>
</step>
<step>
<para>Show information about your server, including its
size:</para>
<screen><prompt>$</prompt> <userinput>nova show myCirrosServer</userinput></screen>
<screen><computeroutput>+-------------------------------------+----------------------------------------------------------------+
| Property | Value |
+-------------------------------------+----------------------------------------------------------------+
| status | ACTIVE |
| updated | 2013-07-18T15:08:20Z |
| OS-EXT-STS:task_state | None |
| OS-EXT-SRV-ATTR:host | devstack-grizzly |
| key_name | None |
| image | cirros-0.3.1-x86_64-uec (397e713c-b95b-4186-ad46-6126863ea0a9) |
| private network | 10.0.0.3 |
| hostId | 6e1e69b71ac9b1e6871f91e2dfc9a9b9ceca0f05db68172a81d45385 |
| OS-EXT-STS:vm_state | active |
| OS-EXT-SRV-ATTR:instance_name | instance-00000005 |
| OS-EXT-SRV-ATTR:hypervisor_hostname | devstack-grizzly |
| flavor | m1.small (2) |
| id | 84c6e57d-a6b1-44b6-81eb-fcb36afd31b5 |
| security_groups | [{u'name': u'default'}] |
| user_id | 376744b5910b4b4da7d8e6cb483b06a8 |
| name | myCirrosServer |
| created | 2013-07-18T15:07:59Z |
| tenant_id | 66265572db174a7aa66eba661f58eb9e |
| OS-DCF:diskConfig | MANUAL |
| metadata | {u'description': u'Small test image', u'creator': u'joecool'} |
| accessIPv4 | |
| accessIPv6 | |
| progress | 0 |
| OS-EXT-STS:power_state | 1 |
| OS-EXT-AZ:availability_zone | nova |
| config_drive | |
+-------------------------------------+----------------------------------------------------------------+</computeroutput></screen>
<para>The size of the server is <literal>m1.small
(2)</literal>.</para>
</step>
<step>
<para>To resize the server, pass the server ID and the desired
flavor to the nova <command>resize</command> command. Include
the <literal>--poll</literal> parameter to report the resize
progress.</para>
<screen><prompt>$</prompt> <userinput>nova resize myCirrosServer 4 --poll</userinput></screen>
<screen><computeroutput>Instance resizing... 100% complete
Finished</computeroutput> </screen>
</step>
<step>
<para>Show the status for your server:</para>
<screen><prompt>$</prompt> <userinput>nova list</userinput></screen>
<screen><computeroutput>+--------------------------------------+-------------+--------+-----------------------------------------+
| ID | Name | Status | Networks |
+--------------------------------------+-------------+--------+-----------------------------------------+
| 970e4ca0-f9b7-4c44-80ed-bf0152c96ae1 | resize-demo | RESIZE | private=172.16.101.6, public=10.4.113.6 |
+--------------------------------------+-------------+--------+-----------------------------------------+</computeroutput></screen>
</step>
<step>
<para>When the resize completes, the status becomes
<literal>VERIFY_RESIZE</literal>. To confirm the
resize:</para>
<screen><prompt>$</prompt> <userinput>nova resize-confirm 6beefcf7-9de6-48b3-9ba9-e11b343189b3</userinput></screen>
<para>The server status becomes ACTIVE.</para>
</step>
<step>
<para>If the resize fails or does not work as expected, you can
revert the resize:</para>
<screen><prompt>$</prompt> <userinput>nova resize-revert 6beefcf7-9de6-48b3-9ba9-e11b343189b3</userinput></screen>
<para>The server status becomes ACTIVE.</para>
</step>
</procedure>
</section>