openstack/openstack-manuals
Code Issues Proposed changes

Update Storwize/SVC driver documentation.

Browse Source 
This update reflects changes made to the Storwize/SVC driver for the
Icehouse release.

Adding Storwize/SVC driver support volume retype.

Change-Id: I53cd5d3df2e751d2754d6d14d4869f12c282155b
This commit is contained in:
Li Min Liu 2014-03-11 10:44:22 +08:00 committed by Diane Fleming
parent f4b31857e0
commit ec106fe279
1 changed files with 74 additions and 30 deletions
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104
doc/config-reference/block-storage/drivers/ibm-storwize-svc-driver.xml
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@ -47,7 +47,8 @@
driver uses the WWPN associated with the volume's
preferred node (if available), otherwise it uses the
first available WWPN of the system. The driver obtains
the WWPNs directly from the storage system; you do not need to provide these WWPNs directly to the
the WWPNs directly from the storage system; you do not
need to provide these WWPNs directly to the
driver.</para>
<note>
<para>If using FC, ensure that the compute nodes have
@ -542,35 +543,37 @@
options can be passed to the IBM Storwize/SVC driver
with the "drivers" scope.</para>
<para>The following <literal>extra specs</literal> keys
are supported by the IBM Storwize/SVC driver: <itemizedlist>
<listitem>
<para>rsize</para>
</listitem>
<listitem>
<para>warning</para>
</listitem>
<listitem>
<para>autoexpand</para>
</listitem>
<listitem>
<para>grainsize</para>
</listitem>
<listitem>
<para>compression</para>
</listitem>
<listitem>
<para>easytier</para>
</listitem>
<listitem>
<para>multipath</para>
</listitem>
<listitem>
<para>iogrp</para>
</listitem>
</itemizedlist> These keys have the same semantics as
their counterparts in the configuration file. They are
set similarly; for example, <literal>rsize=2</literal>
or <literal>compression=False</literal>.</para>
are supported by the IBM Storwize/SVC driver:</para>
<itemizedlist>
<listitem>
<para>rsize</para>
</listitem>
<listitem>
<para>warning</para>
</listitem>
<listitem>
<para>autoexpand</para>
</listitem>
<listitem>
<para>grainsize</para>
</listitem>
<listitem>
<para>compression</para>
</listitem>
<listitem>
<para>easytier</para>
</listitem>
<listitem>
<para>multipath</para>
</listitem>
<listitem>
<para>iogrp</para>
</listitem>
</itemizedlist>
<para>These keys have the same semantics as their
counterparts in the configuration file. They are set
similarly; for example, <literal>rsize=2</literal> or
<literal>compression=False</literal>.</para>
</simplesect>
<simplesect>
<title>Example: Volume types</title>
@ -646,5 +649,46 @@
source volume will result in that operation waiting
for the copy to complete.</para>
</simplesect>
<simplesect>
<title>Volume retype</title>
<para>The IBM Storwize/SVC driver enables you to modify
volume types. When you modify volume types, you can
also change these extra specs properties:</para>
<itemizedlist>
<listitem>
<para>rsize</para>
</listitem>
<listitem>
<para>warning</para>
</listitem>
<listitem>
<para>autoexpand</para>
</listitem>
<listitem>
<para>grainsize</para>
</listitem>
<listitem>
<para>compression</para>
</listitem>
<listitem>
<para>easytier</para>
</listitem>
<listitem>
<para>iogrp</para>
</listitem>
</itemizedlist>
<note>
<para>When you change the <literal>rsize</literal>,
<literal>grainsize</literal> or
<literal>compression</literal> properties,
volume copies are asynchronously synchronized on
the array.</para>
</note>
<note>
<para>To change the <literal>iogrp</literal> property,
IBM Storwize/SVC firmware version 6.4.0 or later
is required.</para>
</note>
</simplesect>
</section>
</section>