Adding the following to custom config for a Hypervisor then rebooting it should remove the Too many frags issues we have seen reported on some Cloudboot Hypervisors running Integrated storage.
This turns off the tso feature for all NICs in ethernet bridge onappstoresan.
We wait for 10 minutes to safely ensure all storage controller VMs should be started, so their NICs will be attached to ethernet bridge onapstoresan. This runs in the background.
(sleep 600;for i in `ls -1 /sys/class/net/onappstoresan/brif | grep -v onapp | grep -v eth`; do ethtool -K $i tso off; done)&