anchor.diff:  [[gfs-provisioning]]
   == Provisioning
   
  -To provision GlusterFS volumes the following are required:
  +To provision GlusterFS volumes using the
  +xref:gfs-dedicated-storage-cluster[dedicated storage cluster solution], the
  +following are required:
   
   - An existing storage device in your underlying infrastructure.
   - A distinct list of servers (IP addresses) in the Gluster cluster, to be defined as endpoints.
  
positive.code: Gluster Storage server node. Ensure that correct DNS records exist, and that the
  FQDN is resolvable via both forward and reverse DNS lookup.
  
  .Red Hat OpenShift Enterprise
  - All installations of {product-title} must have valid subscriptions to Red Hat
  Network channels and Subscription Management repositories.
  - {product-title} installations must adhere to the requirements laid out in the
  
negative.code: .Architecture - Dedicated Red Hat Gluster Storage Cluster Using the {product-title} Volume Plug-in
  image::OpenShift_Containerization_Gluster_412816_0716_JCS_dedicated.png["Architecture - Dedicated Red Hat Gluster Storage Cluster Using the {product-title} Volume Plug-in"]
  
  You can also dynamically provision volumes in a dedicated Red Hat Gluster
  Storage cluster that are enabled by Heketi. See
  link:https://access.redhat.com/documentation/en-US/Red_Hat_Storage/3.1/html/Administration_Guide/ch06s02.html[Managing Volumes Using Heketi] in the Red Hat Gluster Storage Administration Guide for
  more information.
  
  This solution is a conventional deployment where containerized compute
  applications run on an {product-title} cluster. The remaining sections in this
  topic provide the step-by-step instructions for the dedicated Red Hat Gluster
  Storage solution.
  
  This topic presumes some familiarity with {product-title} and GlusterFS:
  
  - See the
  xref:../../architecture/additional_concepts/storage.adoc#architecture-additional-concepts-storage[Persistent Storage] topic for details on the {product-title} PV framework in general.
  - See the
  link:https://access.redhat.com/documentation/en-US/Red_Hat_Storage/3/html/Administration_Guide/index.html[Red Hat Gluster Storage 3 Administration Guide] for more on GlusterFS.
  
  [IMPORTANT]
  ====
  