Ganeti: add details about how to setup Ganeti on POWER

diff --git a/input/howto/install-ganeti.creole b/input/howto/install-ganeti.creole
index 88d90cb..521d82c 100644 (file)
--- a/input/howto/install-ganeti.creole
+++ b/input/howto/install-ganeti.creole
@@ -594,3 +594,15 @@ The final command to add a virtio-rng device cluster-wise is therefore:
 }}}
 
 The max-bytes and period options limit the entropy rate a guest can get to 1kB/s.
+
+=== POWER specific settings ===
+
+On POWER the Ganeti doesn't enable the KVM module by default. Therefore the -enable-kvm option has to be passed.
+
+In addition by disabling the video card automatically makes the guest (firmware, grub, kernel) to use the serial console. This can be done with the -vga none option.
+
+The command to setup KVM on POWER cluster-wise is therefore the following one (possibly combined with the vritio-rng one):
+
+{{{
+  gnt-cluster modify -H kvm:kvm_extra="-enable-kvm -vga none"
+}}}