1. VMware Nova Compute Driver
Sean Chen
@opencomp
opencompute@vmware.com

3. Enhancing VMware
Compute Driver
• Current VMware Nova
Compute Driver needs a
lot of help
• Several key areas need
improvements

4. Enhancing VMware
Compute Driver
• Launch OVF disk image
• VNC console
• Attach and Detach iSCSI
volume
• Guest info
• Host ops
• VLAN
• Quantum
• Cold migration
• Live migration

5. VMware Compute Driver
• spawn: supports sparse and streamOptimized
disk image, block device and linked clone
• power_on, power_off
• get_vnc_console
• inject_network_info
• attach_volume, detach_volume
• get_info
• get_available_resource
• get_host_stats, update_host_status
• host_power_action, host_maintenance_mode

6. VMware Compute Driver
• migrate_disk_and_power_off
• finish_migration
• finish_revert_migration
• confirm_migration
• live_migration

7. Custom VMware Image Properties for
Glance
• vmware_adaptertype
– Ide
– busLogic
– lsiLogic (default)
• vmware_disktype
– eagerZeroedThick
– preallocated (default)
– sparse (sparse or streamOptimized disk)
• vmware_ostype
– otherGuest (default)

8. Linked Clone
• Nova configuration flag for VMware Linked
Clone support
--use_linked_clone=[true|false] (defaults to true)

9. VNC
• Nova configuration flags for VMware VNC
support
Existing flag:
--vnc_enabled=[true|false] (defaults to true)
New flags:
--vnc_port=[port #] (starting port, defaults to 5900)
--vnc_port_total=[total port #] (defaults to 10000)
--vnc_password=[optional]

10. Networking EC2 API
OpenStack API
Horizon
REST Nova-API
(Web GUI)
Asynchronous Message – Passing Queue
KVM XenServer ESX
Nova
Nova Nova Network
Instance-X1
Instance-X2
Instance-X1
Instance-X2
Instance-K1
Instance-K2
Compute Compute
Bridge
Nova
Compute XenAPI VMware
virt driver virt driver
libvirt VIM
Xen
API
API
driver
Bridge Bridge VSS/VDS
Linux Kernel dom0 VMKernel

11. Questions
@opencomp opencompute@vmware.com
Visit booth