Adding storage stuff

CC13.x/storage/DISK_LVM_Cheat_Sheet.md

@@ -0,0 +1,42 @@
+## Cheat sheet with DISK and LVM commands to execute on node
+#### Tested on Redhat 7.6 ES
+1) Below commands provides info about SCSI devices on the node
+```
+lsscsi
+lsscsi -s    << Disk size
+lsscsi -Ht   << Disk type
+lsscsi -g 
+```
+2) Basic DISK partitions utility commands
+```
+sudo fdisk -l  << Basic command to check partitions on a disk
+sudo sfdisk -l -uM
+sudo parted -l
+df -h << Mounted file system
+df -T
+df -hT
+lsblk << Lists all storage blocks, includes disk partitions
+blkid << Prints block device attributes UUID, FS type etc.
+```
+3) Check the root disk on host
+```
+cat /proc/cmdline | grep root
+Check the UUID using the command blkid to which device its mapped
+``` 
+4) LVM commands
+During CC13 deployment of controller which are installed as VM's, admin
+has option to create LVM's out of the logical disks to provide enough storage
+for the controller VMs, below commands can be useful.
+```
+###Directories
+/etc/lvm
+/etc/lvm/backup
+/etc/lvm/archive
+```
+
+
+## Reference
+[lsscsi command List](http://sg.danny.cz/scsi/lsscsi.html)
+
+[Hard Disk Commands](https://www.binarytides.com/linux-command-check-disk-partitions/)
+

CC13.x/validate_fabric/install_pkgs.sh

@@ -31,6 +31,7 @@ install_pkgs() {
 		yum install bridge-utils -y
 		curl https://bootstrap.pypa.io/get-pip.py | python
                 pip install os-net-config
+		sudo /usr/share/openvswitch/scripts/ovs-ctl start
 	else 
                 echo "Installing pkgs on RedHat"
 		check_args
@@ -45,6 +46,7 @@ install_pkgs() {
                 yum install -y python-pip
                 pip install os-net-config
 		yum install bridge-utils -y
+		sudo /usr/share/openvswitch/scripts/ovs-ctl start
 	fi
 }