HP-UX HB v13.00 Ch-18 - HPVM

HP-UX Handbook – Rev 13.00 Page 48 (of 49)
Chapter 18 Integrity Virtual Machines (HPVM)
October 29, 2013
o hpvm_api_version_get — Gets the version string of an Integrity VM server or
virtual machine.
o hpvm_api_my_uuid_get — Gets the uuid for this running Integrity VM server
or virtual machine.
o hpvm_api_server_uuid_get — Gets the uuid for the Integrity VM server of the
virtual machine running this API.
o hpvm_api_server_hostname_get — Gets the host name for the Integrity VM
server of the virtual machine running this API.
 The EFI direct tape boot functionality has been added to Integrity VM.
 Change to the hpvminfo command to display the information returned by the
supported public interfaces defined in /opt/hpvm/include/hpvm_api_public.h.
 Storage used by the VM Host system is now better protected in this release
For release history of later versions, see WTEC’s Version and Patches page.
HPVMs vs vPars
Virtual Partitions
Coarse soft partitioning
with dedicated resources
Integrity Virtual Machines
Fine-grained, virtualized soft
partitioning with shared resources
Servers supported
– PA-RISC cell-based servers
– Integrity cell-based servers running
HP-UX 11i v2 May 2005 update (or
later)
– Integrity servers
CPU Resources
Dedicated, CPU (core) granularity
Shared, sub-CPU granularity
CPU Allocation
Dynamic CPU migration
Fast, automatic CPU reallocation based
on demand or entitlement
Networking
Dedicated HW per partition
Shared or dedicated
Mass Storage
Dedicated HW per partition
Virtualized with multiple backing
devices, HW sharing
Manageability
CLI and GUI (display only)
CLI and GUI
Security vs. flexibility
Root privilege on any vPar can
reconfig vPars
Configuration of VMs occurs with
privileged operator in VM host
Performance
Minimal overhead - dedicated
resources
virtualization overhead – depends on
workload
OS
HPUX 11i
HPUX 11i v2, Windows 2003 EE SP1
(guest OS)