From 67c0746b716c2d74c7dfa44970ca96af31045ea0 Mon Sep 17 00:00:00 2001 From: Jesse Pretorius Date: Tue, 26 Jun 2018 09:46:10 +0100 Subject: [PATCH] MNAIO: Update README to include using the file-based backing store Using the file-based backing store is currently undocumented. This patch updates the README to include instructions for using it. Change-Id: I228171b6619512874aece46f705ee1a922610cd5 --- multi-node-aio/README.rst | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/multi-node-aio/README.rst b/multi-node-aio/README.rst index 770a4962..43022c8d 100644 --- a/multi-node-aio/README.rst +++ b/multi-node-aio/README.rst @@ -246,3 +246,15 @@ command or the following bash loop to restore everything to a known point. for instance in $(virsh list --all --name); do virsh snapshot-revert --snapshotname $instance-kilo-snap --running $instance done + +Using a file-based backing store with thin-provisioned VM's +----------------------------------------------------------- + +If you wish to use a file-based backing store (instead of the default LVM-based +backing store) for the VM's, then set the following option before executing +``build.sh``. + +.. code-block:: bash + + export MNAIO_ANSIBLE_PARAMETERS="-e default_vm_disk_mode=file" + ./build.sh