Based on the discussion [1], I have created a FS [2] and tracking bug [3]. Please review and provide your comments.
-Koushik [1] http://mail-archives.apache.org/mod_mbox/cloudstack-dev/201502.mbox/%3cad8a3382-cfc6-4fd3-92de-df61f5a8e...@citrix.com%3e [2] https://cwiki.apache.org/confluence/display/CLOUDSTACK/Enable+configuring+local+storage+use+for+system+VMs+at+zone+level [3] https://issues.apache.org/jira/browse/CLOUDSTACK-8301