Merge "Update huawei driver configuration"
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@ -1,157 +1,86 @@
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<?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="huawei-storage-driver">
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<section xmlns="http://docbook.org/ns/docbook" xmlns:xi="http://www.w3.org/2001/XInclude"
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xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0" xml:id="huawei-storage-driver">
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<title>Huawei storage driver</title>
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<para>The Huawei driver supports the iSCSI and Fibre Channel connections and enables OceanStor T
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series unified storage, OceanStor TV3 storage, and OceanStor 18000 high-end storage to
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series V200R002, OceanStor 18000 series V100R001 and OceanStor V3 series V300R002 storage to
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provide block storage services for OpenStack.</para>
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<simplesect>
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<title>Supported operations</title>
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<para>OceanStor T series unified storage supports these
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operations:
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</para>
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<itemizedlist>
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<listitem>
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<para>Create, delete, attach, and detach volumes.</para>
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</listitem>
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<listitem>
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<para>Create, list, and delete volume snapshots.</para>
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</listitem>
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<listitem>
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<para>Create a volume from a snapshot.</para>
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</listitem>
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<listitem>
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<para>Copy an image to a volume.</para>
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</listitem>
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<listitem>
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<para>Copy a volume to an image.</para>
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</listitem>
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<listitem>
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<para>Clone a volume.</para>
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</listitem>
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</itemizedlist>
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<para>OceanStor V3 supports these operations:</para>
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<itemizedlist>
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<listitem>
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<para>Create, delete, attach, and detach volumes.</para>
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</listitem>
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<listitem>
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<para>Create, list, and delete volume snapshots.</para>
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</listitem>
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<listitem>
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<para>Copy an image to a volume.</para>
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</listitem>
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<listitem>
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<para>Copy a volume to an image.</para>
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</listitem>
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<listitem>
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<para>Create a volume from a snapshot.</para>
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</listitem>
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<listitem>
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<para>Clone a volume.</para>
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</listitem>
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</itemizedlist>
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<para>OceanStor 18000 supports these operations:</para>
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<itemizedlist>
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<listitem>
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<para>Create, delete, attach, and detach volumes.</para>
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</listitem>
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<listitem>
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<para>Create, list, and delete volume snapshots.</para>
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</listitem>
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<listitem>
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<para>Copy an image to a volume.</para>
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</listitem>
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<listitem>
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<para>Copy a volume to an image.</para>
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</listitem>
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<listitem>
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<para>Create a volume from a snapshot.</para>
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</listitem>
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<listitem>
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<para>Clone a volume.</para>
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</listitem>
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<listitem>
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<para>Create, delete, expand, attach, and detach volumes.</para>
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</listitem>
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<listitem>
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<para>Create and delete a snapshot.</para>
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</listitem>
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<listitem>
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<para>Copy an image to a volume.</para>
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</listitem>
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<listitem>
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<para>Copy a volume to an image.</para>
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</listitem>
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<listitem>
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<para>Create a volume from a snapshot.</para>
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</listitem>
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<listitem>
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<para>Clone a volume.</para>
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</listitem>
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</itemizedlist>
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</simplesect>
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<simplesect>
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<title>Configure Block Storage nodes</title>
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<para>In <filename>/etc/cinder</filename>, create the driver
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configuration file named
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<filename>cinder_huawei_conf.xml</filename>.</para>
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<para>You must configure <option>Product</option> and
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<option>Protocol</option> to specify a storage system
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and link type. The following uses the iSCSI driver as an
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example. The driver configuration file of OceanStor T
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series unified storage is shown as follows:</para>
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<programlisting><?xml version='1.0' encoding='UTF-8'?>
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<config>
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<Storage>
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<Product>T</Product>
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<Protocol>iSCSI</Protocol>
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<ControllerIP0>x.x.x.x</ControllerIP0>
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<ControllerIP1>x.x.x.x</ControllerIP1>
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<UserName>xxxxxxxx</UserName>
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<UserPassword>xxxxxxxx</UserPassword>
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</Storage>
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<LUN>
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<LUNType>Thick</LUNType>
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<StripUnitSize>64</StripUnitSize>
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<WriteType>1</WriteType>
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<MirrorSwitch>1</MirrorSwitch>
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<Prefetch Type="3" value="0"/>
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<StoragePool Name="xxxxxxxx"/>
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<StoragePool Name="xxxxxxxx"/>
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</LUN>
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<iSCSI>
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<DefaultTargetIP>x.x.x.x</DefaultTargetIP>
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<Initiator Name="xxxxxxxx" TargetIP="x.x.x.x"/>
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<Initiator Name="xxxxxxxx" TargetIP="x.x.x.x"/>
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</iSCSI>
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<Host OSType="Linux" HostIP="x.x.x.x, x.x.x.x"/>
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</config></programlisting>
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<para>The driver configuration file of OceanStor V3 is
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shown as follows:</para>
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<programlisting><?xml version='1.0' encoding='UTF-8'?>
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<config>
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<Storage>
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<Product>V3</Product>
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<Protocol>iSCSI</Protocol>
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<ControllerIP0>x.x.x.x</ControllerIP0>
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<ControllerIP1>x.x.x.x</ControllerIP1>
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<UserName>xxxxxxxx</UserName>
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<UserPassword>xxxxxxxx</UserPassword>
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</Storage>
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<LUN>
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<StripUnitSize>64</StripUnitSize>
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<WriteType>1</WriteType>
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<MirrorSwitch>1</MirrorSwitch>
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<StoragePool Name="xxxxxxxx"/>
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<StoragePool Name="xxxxxxxx"/>
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</LUN>
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<iSCSI>
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<DefaultTargetIP>x.x.x.x</DefaultTargetIP>
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<Initiator Name="xxxxxxxx" TargetIP="x.x.x.x"/>
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<Initiator Name="xxxxxxxx" TargetIP="x.x.x.x"/>
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</iSCSI>
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<Host OSType="Linux" HostIP="x.x.x.x, x.x.x.x"/>
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</config></programlisting>
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<para>The driver configuration file of OceanStor 18000 is shown as follows:</para>
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<para>
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<programlisting><?xml version='1.0' encoding='UTF-8'?>
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<title>Configure block storage nodes</title>
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<procedure>
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<step>
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<para>Modify the <filename>cinder.conf</filename> configuration file and add
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<option>volume_driver</option> and <option>cinder_huawei_conf_file
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items</option>.<itemizedlist>
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<listitem>
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<para>Example for configuring a storage system:</para>
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<programlisting language="ini">volume_driver = cinder.volume.drivers.huawei.HuaweiVolumeDriver
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cinder_huawei_conf_file = /etc/cinder/cinder_huawei_conf.xml</programlisting>
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</listitem>
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</itemizedlist><itemizedlist>
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<listitem>
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<para>Example for configuring multiple storage systems:</para>
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<programlisting language="ini">enabled_backends = t_iscsi, 18000_iscsi
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[t_iscsi]
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volume_driver = cinder.volume.drivers.huawei.HuaweiVolumeDriver
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cinder_huawei_conf_file = /etc/cinder/cinder_huawei_conf_t_iscsi.xml
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volume_backend_name = HuaweiTISCSIDriver
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[18000_iscsi]
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volume_driver = cinder.volume.drivers.huawei.HuaweiVolumeDriver
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cinder_huawei_conf_file = /etc/cinder/cinder_huawei_conf_18000_iscsi.xml
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volume_backend_name = Huawei18000ISCSIDriver</programlisting>
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</listitem>
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</itemizedlist></para>
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</step>
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<step>
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<para>In <filename>/etc/cinder</filename>, create a driver configuration file. The
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driver configuration file name must be the same as the <literal>cinder_huawei_conf_file</literal>
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item in the <filename>cinder_conf</filename> configuration file.</para>
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</step>
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<step>
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<title>Configure product and protocol.</title>
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<para>Product and Protocol indicate the storage system type and link type
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respectively. For the OceanStor 18000 series V100R001 storage systems, the
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driver configuration file is as follows:</para>
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<programlisting language="xml"><?xml version='1.0' encoding='UTF-8'?>
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<config>
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<Storage>
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<Product>18000</Product>
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<Protocol>iSCSI</Protocol>
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<RestURL>https://x.x.x.x:8088/deviceManager/rest/</RestURL>
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<RestURL>https://x.x.x.x/deviceManager/rest/</RestURL>
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<UserName>xxxxxxxx</UserName>
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<UserPassword>xxxxxxxx</UserPassword>
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</Storage>
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<LUN>
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<LUNType>Thick</LUNType>
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<WriteType>1</WriteType>
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<MirrorSwitch>1</MirrorSwitch>
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<MirrorSwitch>0</MirrorSwitch>
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<LUNcopyWaitInterval>5</LUNcopyWaitInterval>
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<Timeout>432000</Timeout>
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<StoragePool>xxxxxxxx</StoragePool>
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</LUN>
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<iSCSI>
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@ -161,339 +90,308 @@
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</iSCSI>
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<Host OSType="Linux" HostIP="x.x.x.x, x.x.x.x"/>
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</config></programlisting>
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<note>
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<title>Note for Fibre Channel driver configuration</title>
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<para>You do not need to configure the iSCSI target IP
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address for the Fibre Channel driver. In the prior
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example, delete the iSCSI configuration:</para>
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</note>
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</para>
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<programlisting> <iSCSI>
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<para>
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<note>
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<itemizedlist>
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<title>Note for fibre channel driver configuration</title>
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<listitem>
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<para>In the configuration files of OceanStor T series V200R002 and
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OceanStor V3 V300R002, parameter configurations are the same
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with the exception of the RestURL parameter. The following
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describes how to configure the RestURL parameter:</para>
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<programlisting language="xml"><RestURL>https://x.x.x.x:8088/deviceManager/rest/</RestURL></programlisting>
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</listitem>
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</itemizedlist>
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<itemizedlist>
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<listitem>
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<para>For a Fibre Channel driver, you do not need to configure an
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iSCSI target IP address. Delete the iSCSI configuration from the
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preceding examples.</para>
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<programlisting language="xml"><iSCSI>
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<DefaultTargetIP>x.x.x.x</DefaultTargetIP>
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<Initiator Name="xxxxxxxx" TargetIP="x.x.x.x"/>
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<Initiator Name="xxxxxxxx" TargetIP="x.x.x.x"/>
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</iSCSI></programlisting>
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<para>To add <option>volume_driver</option> and
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<option>cinder_huawei_conf_file</option> items, you
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can modify the <filename>cinder.conf</filename>
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configuration file as follows:</para>
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<programlisting>volume_driver = cinder.volume.drivers.huawei.HuaweiVolumeDriver
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cinder_huawei_conf_file = /etc/cinder/cinder_huawei_conf.xml</programlisting>
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<para>You can configure multiple Huawei back-end storages as
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follows:</para>
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<programlisting>enabled_backends = t_iscsi, 18000_iscsi
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[t_iscsi]
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volume_driver = cinder.volume.drivers.huawei.HuaweiVolumeDriver
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cinder_huawei_conf_file = /etc/cinder/cinder_huawei_conf_t_iscsi.xml
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volume_backend_name = HuaweiTISCSIDriver
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[18000_iscsi]
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volume_driver = cinder.volume.drivers.huawei.HuaweiVolumeDriver
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cinder_huawei_conf_file = /etc/cinder/cinder_huawei_conf_18000_iscsi.xml
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volume_backend_name = Huawei18000ISCSIDriver</programlisting>
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</simplesect>
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<simplesect>
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<title>Configuration file details</title>
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<para>This table describes the Huawei storage driver
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configuration options:</para>
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<table rules="all">
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<caption>Huawei storage driver configuration
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options</caption>
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<col width="35%"/>
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<col width="14%"/>
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<col width="16%"/>
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<col width="35%"/>
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<col width="2%"/>
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<thead>
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<tr>
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<th>Flag name</th>
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<th>Type</th>
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<th>Default</th>
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<th>Description</th>
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</tr>
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</thead>
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<tbody>
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<tr>
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<td>
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<para><option>Product</option></para>
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</td>
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<td>
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<para>Required</para>
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</td>
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<td>
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<para/>
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||||
</td>
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||||
<td>
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<para>Type of a storage product. Valid values
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||||
are <literal>T</literal>,
|
||||
<literal>TV3</literal>, or <literal>18000</literal>.</para>
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||||
</td>
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||||
</tr>
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||||
<tr>
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<td><option>Protocol</option></td>
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<td>Required</td>
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<td>
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||||
<para/>
|
||||
</td>
|
||||
<td>Type of a protocol. Valid values are
|
||||
<literal>iSCSI</literal> or
|
||||
<literal>FC</literal>.</td>
|
||||
<td/>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>ControllerIP0</option></td>
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||||
<td>Required</td>
|
||||
<td>
|
||||
<para/>
|
||||
</td>
|
||||
<td>IP address of the primary controller (not
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||||
required for the 18000)</td>
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||||
</tr>
|
||||
<tr>
|
||||
<td>
|
||||
<para><option>ControllerIP1</option></para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Required</para>
|
||||
</td>
|
||||
<td>
|
||||
<para/>
|
||||
</td>
|
||||
<td>
|
||||
<para>IP address of the secondary controller
|
||||
(not required for the 18000)</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>RestURL</option></td>
|
||||
<td>Required</td>
|
||||
<td>
|
||||
<para/>
|
||||
</td>
|
||||
<td>Access address of the Rest port (required only
|
||||
for the 18000)</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>
|
||||
<para><option>UserName</option></para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Required</para>
|
||||
</td>
|
||||
<td>
|
||||
<para/>
|
||||
</td>
|
||||
<td>
|
||||
<para>User name of an administrator</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>
|
||||
<para><option>UserPassword</option>
|
||||
</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Required</para>
|
||||
</td>
|
||||
<td>
|
||||
<para/>
|
||||
</td>
|
||||
<td>
|
||||
<para>Password of an administrator</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>
|
||||
<para><option>LUNType</option></para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Optional</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Thin</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Type of a created LUN. Valid values are
|
||||
<literal>Thick</literal> or
|
||||
<literal>Thin</literal>.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>
|
||||
<para><option>StripUnitSize</option>
|
||||
</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Optional</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>64</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Stripe depth of a created LUN. The value
|
||||
is expressed in KB.</para>
|
||||
<para>This flag is not valid for a thin
|
||||
LUN.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>
|
||||
<para><option>WriteType</option>
|
||||
</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Optional</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>1</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Cache write method. The method can be
|
||||
write back, write through, or Required
|
||||
write back. The default value is
|
||||
<literal>1</literal>, indicating write
|
||||
back.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>
|
||||
<para><option>MirrorSwitch</option></para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Optional</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>1</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Cache mirroring policy. The default
|
||||
value is <literal>1</literal>, indicating
|
||||
that a mirroring policy is used.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>Prefetch Type</option></td>
|
||||
<td>Optional</td>
|
||||
<td>
|
||||
<para>3</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Cache prefetch strategy. The strategy
|
||||
can be constant prefetch, variable
|
||||
prefetch, or intelligent prefetch. Default
|
||||
value is <literal>3</literal>, which
|
||||
indicates intelligent prefetch and is not
|
||||
required for the 18000.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>Prefetch Value</option></td>
|
||||
<td>Optional</td>
|
||||
<td>
|
||||
<para>0</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Cache prefetch value.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>StoragePool</option></td>
|
||||
<td>Required</td>
|
||||
<td>
|
||||
<para/>
|
||||
</td>
|
||||
<td>
|
||||
<para>Name of a storage pool that you want to use.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>DefaultTargetIP</option></td>
|
||||
<td>Optional</td>
|
||||
<td>
|
||||
<para/>
|
||||
</td>
|
||||
<td>
|
||||
<para>Default IP address of the iSCSI port
|
||||
provided for compute nodes.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>Initiator Name</option></td>
|
||||
<td>Optional</td>
|
||||
<td>
|
||||
<para/>
|
||||
</td>
|
||||
<td>
|
||||
<para>Name of a compute node initiator.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>Initiator TargetIP</option></td>
|
||||
<td>Optional</td>
|
||||
<td>
|
||||
<para/>
|
||||
</td>
|
||||
<td>
|
||||
<para>IP address of the iSCSI port provided
|
||||
for compute nodes.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>OSType</option></td>
|
||||
<td>Optional</td>
|
||||
<td>
|
||||
<para>Linux</para>
|
||||
</td>
|
||||
<td>The OS type for a compute node.</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>HostIP</option></td>
|
||||
<td>Optional</td>
|
||||
<td>
|
||||
<para/>
|
||||
</td>
|
||||
<td>The IPs for compute nodes.</td>
|
||||
</tr>
|
||||
</tbody>
|
||||
</table>
|
||||
<note>
|
||||
<title>Note for the configuration</title>
|
||||
<orderedlist>
|
||||
<listitem>
|
||||
<para>You can configure one iSCSI target port for
|
||||
each or all compute nodes. The driver checks
|
||||
whether a target port IP address is configured
|
||||
for the current compute node. If not, select
|
||||
<option>DefaultTargetIP</option>.</para>
|
||||
</listitem>
|
||||
<listitem>
|
||||
<para>You can configure multiple storage pools in
|
||||
one configuration file, which supports the use
|
||||
of multiple storage pools in a storage system.
|
||||
(The 18000 driver allows configuration of only
|
||||
one storage pool.)</para>
|
||||
</listitem>
|
||||
<listitem>
|
||||
<para>For details about LUN configuration
|
||||
information, see the
|
||||
<command>createlun</command> command in
|
||||
the command-line interface (CLI) documentation
|
||||
or run the <command>help -c
|
||||
createlun</command> on the storage system
|
||||
CLI.</para>
|
||||
</listitem>
|
||||
<listitem>
|
||||
<para>After the driver is loaded, the storage
|
||||
system obtains any modification of the driver
|
||||
configuration file in real time and you do not
|
||||
need to restart the <systemitem
|
||||
class="service">cinder-volume</systemitem>
|
||||
service.</para>
|
||||
</listitem>
|
||||
<listitem>
|
||||
<para>The driver does not support the
|
||||
iSCSI multipath scenarios.</para>
|
||||
</listitem>
|
||||
</orderedlist>
|
||||
</note>
|
||||
</iSCSI></programlisting>
|
||||
</listitem>
|
||||
</itemizedlist>
|
||||
</note>
|
||||
</para>
|
||||
<para>This table describes the Huawei storage driver configuration options:</para>
|
||||
<table rules="all">
|
||||
<caption>Huawei storage driver configuration options</caption>
|
||||
<thead>
|
||||
<tr>
|
||||
<th>Property</th>
|
||||
<th>Type</th>
|
||||
<th>Default</th>
|
||||
<th>Description</th>
|
||||
</tr>
|
||||
</thead>
|
||||
<tbody>
|
||||
<tr>
|
||||
<td>
|
||||
<para><option>Product</option></para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Mandatory</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>-</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Type of a storage product. Valid values are
|
||||
<literal>T</literal>, <literal>TV3</literal>, or
|
||||
<literal>18000</literal>.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>Protocol</option></td>
|
||||
<td>Mandatory</td>
|
||||
<td>
|
||||
<para>-</para>
|
||||
</td>
|
||||
<td>Type of a protocol. Valid values are <literal>iSCSI</literal> or
|
||||
<literal>FC</literal>.</td>
|
||||
<td/>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>RestURL</option></td>
|
||||
<td>Mandatory</td>
|
||||
<td>
|
||||
<para>-</para>
|
||||
</td>
|
||||
<td>Access address of the Rest port (required only for the 18000)</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>
|
||||
<para><option>UserName</option></para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Mandatory</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>-</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>User name of an administrator</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>
|
||||
<para><option>UserPassword</option>
|
||||
</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Mandatory</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>-</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Password of an administrator</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>
|
||||
<para><option>LUNType</option></para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Optional</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Thin</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Type of a created LUN. Valid values are
|
||||
<literal>Thick</literal> or <literal>Thin</literal>.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>
|
||||
<para><option>StripUnitSize</option>
|
||||
</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Optional</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>64</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Stripe depth of a created LUN. The value is expressed in
|
||||
KB.</para>
|
||||
<para>This flag is not valid for a thin LUN.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>
|
||||
<para><option>WriteType</option>
|
||||
</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Optional</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>1</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Cache write method. The method can be write back, write
|
||||
through, or Required write back. The default value is
|
||||
<literal>1</literal>, indicating write back.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td>
|
||||
<para><option>MirrorSwitch</option></para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Optional</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>1</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Cache mirroring policy. The default value is
|
||||
<literal>1</literal>, indicating that a mirroring policy is
|
||||
used.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>Prefetch Type</option></td>
|
||||
<td>Optional</td>
|
||||
<td>
|
||||
<para>3</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Cache prefetch strategy. The strategy can be constant
|
||||
prefetch, variable prefetch, or intelligent prefetch. Default
|
||||
value is <literal>3</literal>, which indicates intelligent
|
||||
prefetch and is not required for the OceanStor 18000 series.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>Prefetch Value</option></td>
|
||||
<td>Optional</td>
|
||||
<td>
|
||||
<para>0</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Cache prefetch value.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>LUNcopyWaitInterval</option></td>
|
||||
<td>Optional</td>
|
||||
<td>
|
||||
<para>5</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>After LUN copy is enabled, the plug-in frequently queries the
|
||||
copy progress. You can set a value to specify the query
|
||||
interval.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>Timeout</option></td>
|
||||
<td>Optional</td>
|
||||
<td>
|
||||
<para>432,000</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Timeout period for waiting LUN copy of an array to
|
||||
complete.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>StoragePool</option></td>
|
||||
<td>Mandatory</td>
|
||||
<td>
|
||||
<para>-</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Name of a storage pool that you want to use.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>DefaultTargetIP</option></td>
|
||||
<td>Optional</td>
|
||||
<td>
|
||||
<para>-</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Default IP address of the iSCSI port provided for compute
|
||||
nodes.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>Initiator Name</option></td>
|
||||
<td>Optional</td>
|
||||
<td>
|
||||
<para>-</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>Name of a compute node initiator.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>Initiator TargetIP</option></td>
|
||||
<td>Optional</td>
|
||||
<td>
|
||||
<para>-</para>
|
||||
</td>
|
||||
<td>
|
||||
<para>IP address of the iSCSI port provided for compute
|
||||
nodes.</para>
|
||||
</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>OSType</option></td>
|
||||
<td>Optional</td>
|
||||
<td>
|
||||
<para>Linux</para>
|
||||
</td>
|
||||
<td>The OS type for a compute node.</td>
|
||||
</tr>
|
||||
<tr>
|
||||
<td><option>HostIP</option></td>
|
||||
<td>Optional</td>
|
||||
<td>
|
||||
<para>-</para>
|
||||
</td>
|
||||
<td>The IPs for compute nodes.</td>
|
||||
</tr>
|
||||
</tbody>
|
||||
</table>
|
||||
<note>
|
||||
<title>Note for the configuration</title>
|
||||
<orderedlist>
|
||||
<listitem>
|
||||
<para>You can configure one iSCSI target port for each or all compute
|
||||
nodes. The driver checks whether a target port IP address is
|
||||
configured for the current compute node. If not, select
|
||||
<option>DefaultTargetIP</option>.</para>
|
||||
</listitem>
|
||||
<listitem>
|
||||
<para>Only one storage pool can be configured.</para>
|
||||
</listitem>
|
||||
<listitem>
|
||||
<para>For details about LUN configuration information, see the
|
||||
<command>show lun general</command> command in the command-line
|
||||
interface (CLI) documentation or run the <command>help -c show lun
|
||||
general</command> on the storage system CLI.</para>
|
||||
</listitem>
|
||||
<listitem>
|
||||
<para>After the driver is loaded, the storage system obtains any
|
||||
modification of the driver configuration file in real time and you
|
||||
do not need to restart the <systemitem class="service"
|
||||
>cinder-volume</systemitem> service.</para>
|
||||
</listitem>
|
||||
</orderedlist>
|
||||
</note>
|
||||
</step>
|
||||
<step>
|
||||
<para>Restart the Cinder service.</para>
|
||||
</step>
|
||||
</procedure>
|
||||
</simplesect>
|
||||
</section>
|
||||
|
||||
Loading…
Reference in New Issue
Block a user