openstack/openstack-manuals
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Merge "Added context to VMDK driver topic"

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Jenkins 2014-02-10 19:01:20 +00:00 committed by Gerrit Code Review
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doc/config-reference/block-storage/drivers/vmware-vmdk-driver.xml
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@ -9,6 +9,21 @@
stores. Volumes are backed by VMDK files on data stores using
any VMware-compatible storage technology such as NFS, iSCSI,
FiberChannel, and vSAN.</para>
<simplesect>
<title>Functional context</title>
<para>The VMware VMDK driver connects to vCenter, through
which it can dynamically access all the datastores visible
from the ESX hosts in the managed cluster.</para>
<para>When you create a volume, the VMDK driver creates a VMDK
file on demand. The creation of this VMDK file is
completed only when the volume is subsequently attached to
an instance, because the set of datastores visible to the
instance determines where to place the volume.</para>
<para>The running vSphere VM is then automatically
reconfigured to attach the VMDK file as an extra disk.
Once attached, you can log in to the running vSphere VM to
rescan and discover this extra disk.</para>
</simplesect>
<simplesect>
<title>Configuration</title>
<para>The recommended volume driver for OpenStack Block Storage is