How to check and disable dpdk-pkt-io ESXI VM

• DPDK enhances VM-Series performance by increasing network interface card (NIC) packet processing speed. The information is briefly explained in the documentation.
• This article provides commands to check  current setting of dpdk and disable dpdk-pkt-io 

• Palo Alto VM-Series Firewall
• ESXI Host
• Data Plane Development Kit (DPDK)

1. To show the current setting use "show system setting dpdk-pkt-io" command.

> show system setting dpdk-pkt-io
Device current Packet IO mode:                 DPDK
Device DPDK Packet IO capable:                 yes
Device default Packet IO mode:                 DPDK

2. To disable the DPDK, use "> set system setting dpdk-pkt-io off" command,
3. A reboot is required when the setting is turned off. 

> set system setting dpdk-pkt-io <tab to see the options>
off   Disable DPDK Packet IO mode
on    Enable DPDK Packet IO mode

> set system setting dpdk-pkt-io off
Device is now in non-DPDK IO mode, please reboot device

4. To verify if its being turned off use "show system setting dpdk-pkt-io" command again. The setting should now display as IO mode to "Packet NMAP"

> show system setting dpdk-pkt-io
Device current Packet IO mode:                 Packet MMAP
Device DPDK Packet IO capable:                 yes
Device default Packet IO mode:                 DPDK