added hints on viewing disk capacity of cluster

diff --git a/doc/capacity-planning.txt b/doc/capacity-planning.txt
new file mode 100644 (file)
index 0000000..8b5a1c5
--- /dev/null
+++ b/doc/capacity-planning.txt
@@ -0,0 +1,7 @@
+To get overview of your disk capacity run following commands in order:
+
+gnt-disks.sh
+gnt-pv-usage.sh
+gnt-vg-usage.sh
+gnt-lvs.sh
+