Defines the valid guest operating system types used for configuring a virtual machine. Value is one of:
DOS: MS-DOS.
WIN_31: Windows 3.1
WIN_95: Windows 95
WIN_98: Windows 98
WIN_ME: Windows Millennium Edition
WIN_NT: Windows NT 4
WIN_2000_PRO: Windows 2000 Professional
WIN_2000_SERV: Windows 2000 Server
WIN_2000_ADV_SERV: Windows 2000 Advanced Server
WIN_XP_HOME: Windows XP Home Edition
WIN_XP_PRO: Windows XP Professional
WIN_XP_PRO_64: Windows XP Professional Edition (64 bit)
WIN_NET_WEB: Windows Server 2003, Web Edition
WIN_NET_STANDARD: Windows Server 2003, Standard Edition
WIN_NET_ENTERPRISE: Windows Server 2003, Enterprise Edition
WIN_NET_DATACENTER: Windows Server 2003, Datacenter Edition
WIN_NET_BUSINESS: Windows Small Business Server 2003
WIN_NET_STANDARD_64: Windows Server 2003, Standard Edition (64 bit)
WIN_NET_ENTERPRISE_64: Windows Server 2003, Enterprise Edition (64 bit)
WIN_LONGHORN: Windows Longhorn (experimental)
WIN_LONGHORN_64: Windows Longhorn (64 bit) (experimental)
WIN_NET_DATACENTER_64: Windows Server 2003, Datacenter Edition (64 bit) (experimental)
WIN_VISTA: Windows Vista
WIN_VISTA_64: Windows Vista (64 bit)
WINDOWS_7: Windows 7
WINDOWS_7_64: Windows 7 (64 bit)
WINDOWS_7_SERVER_64: Windows Server 2008 R2 (64 bit)
WINDOWS_8: Windows 8
WINDOWS_8_64: Windows 8 (64 bit)
WINDOWS_8_SERVER_64: Windows 8 Server (64 bit)
WINDOWS_9: Windows 10
WINDOWS_9_64: Windows 10 (64 bit)
WINDOWS_9_SERVER_64: Windows 10 Server (64 bit)
WINDOWS_HYPERV: Windows Hyper-V
WINDOWS_SERVER_2019: Windows Server 2019. This constant was added in vSphere API 7.0.0.
FREEBSD: FreeBSD 10 or earlier
FREEBSD_64: FreeBSD 10 x64 or earlier
FREEBSD_11: FreeBSD 11. This constant was added in vSphere API 6.7.
FREEBSD_12: FreeBSD 12 or later. This constant was added in vSphere API 6.7.
FREEBSD_11_64: FreeBSD 11 x64. This constant was added in vSphere API 6.7.
FREEBSD_12_64: FreeBSD 12 x64 or later. This constant was added in vSphere API 6.7.
REDHAT: Red Hat Linux 2.1
RHEL_2: Red Hat Enterprise Linux 2
RHEL_3: Red Hat Enterprise Linux 3
RHEL_3_64: Red Hat Enterprise Linux 3 (64 bit)
RHEL_4: Red Hat Enterprise Linux 4
RHEL_4_64: Red Hat Enterprise Linux 4 (64 bit)
RHEL_5: Red Hat Enterprise Linux 5
RHEL_5_64: Red Hat Enterprise Linux 5 (64 bit) (experimental)
RHEL_6: Red Hat Enterprise Linux 6
RHEL_6_64: Red Hat Enterprise Linux 6 (64 bit)
RHEL_7: Red Hat Enterprise Linux 7
RHEL_7_64: Red Hat Enterprise Linux 7 (64 bit)
RHEL_8_64: Red Hat Enterprise Linux 8 (64 bit). This constant was added in vSphere API 6.7.
CENTOS: CentOS 4/5
CENTOS_64: CentOS 4/5 (64-bit)
CENTOS_6: CentOS 6
CENTOS_6_64: CentOS 6 (64-bit)
CENTOS_7: CentOS 7
CENTOS_7_64: CentOS 7 (64-bit)
CENTOS_8_64: CentOS 8 (64-bit). This constant was added in vSphere API 6.7.
ORACLE_LINUX: Oracle Linux 4/5
ORACLE_LINUX_64: Oracle Linux 4/5 (64-bit)
ORACLE_LINUX_6: Oracle Linux 6
ORACLE_LINUX_6_64: Oracle Linux 6 (64-bit)
ORACLE_LINUX_7: Oracle Linux 7
ORACLE_LINUX_7_64: Oracle Linux 7 (64-bit)
ORACLE_LINUX_8_64: Oracle Linux 8 (64-bit). This constant was added in vSphere API 6.7.
SUSE: Suse Linux
SUSE_64: Suse Linux (64 bit)
SLES: Suse Linux Enterprise Server 9
SLES_64: Suse Linux Enterprise Server 9 (64 bit)
SLES_10: Suse linux Enterprise Server 10
SLES_10_64: Suse Linux Enterprise Server 10 (64 bit) (experimental)
SLES_11: Suse linux Enterprise Server 11
SLES_11_64: Suse Linux Enterprise Server 11 (64 bit)
SLES_12: Suse linux Enterprise Server 12
SLES_12_64: Suse Linux Enterprise Server 12 (64 bit)
SLES_15_64: Suse Linux Enterprise Server 15 (64 bit). This constant was added in vSphere API 6.7.
NLD_9: Novell Linux Desktop 9
OES: Open Enterprise Server
SJDS: Sun Java Desktop System
MANDRAKE: Mandrake Linux
MANDRIVA: Mandriva Linux
MANDRIVA_64: Mandriva Linux (64 bit)
TURBO_LINUX: Turbolinux
TURBO_LINUX_64: Turbolinux (64 bit)
UBUNTU: Ubuntu Linux
UBUNTU_64: Ubuntu Linux (64 bit)
DEBIAN_4: Debian GNU/Linux 4
DEBIAN_4_64: Debian GNU/Linux 4 (64 bit)
DEBIAN_5: Debian GNU/Linux 5
DEBIAN_5_64: Debian GNU/Linux 5 (64 bit)
DEBIAN_6: Debian GNU/Linux 6
DEBIAN_6_64: Debian GNU/Linux 6 (64 bit)
DEBIAN_7: Debian GNU/Linux 7
DEBIAN_7_64: Debian GNU/Linux 7 (64 bit)
DEBIAN_8: Debian GNU/Linux 8
DEBIAN_8_64: Debian GNU/Linux 8 (64 bit)
DEBIAN_9: Debian GNU/Linux 9
DEBIAN_9_64: Debian GNU/Linux 9 (64 bit)
DEBIAN_10: Debian GNU/Linux 10
DEBIAN_10_64: Debian GNU/Linux 10 (64 bit)
DEBIAN_11: Debian GNU/Linux 11. This constant was added in vSphere API 7.0.0.
DEBIAN_11_64: Debian GNU/Linux 11 (64 bit). This constant was added in vSphere API 7.0.0.
ASIANUX_3: Asianux Server 3
ASIANUX_3_64: Asianux Server 3 (64 bit)
ASIANUX_4: Asianux Server 4
ASIANUX_4_64: Asianux Server 4 (64 bit)
ASIANUX_5_64: Asianux Server 5 (64 bit)
ASIANUX_7_64: Asianux Server 7 (64 bit)
ASIANUX_8_64: Asianux Server 8 (64 bit). This constant was added in vSphere API 6.7.
OPENSUSE: OpenSUSE Linux
OPENSUSE_64: OpenSUSE Linux (64 bit)
FEDORA: Fedora Linux
FEDORA_64: Fedora Linux (64 bit)
COREOS_64: CoreOS Linux (64 bit)
VMWARE_PHOTON_64: VMware Photon (64 bit)
OTHER_24X_LINUX: Linux 2.4x Kernel
OTHER_24X_LINUX_64: Linux 2.4x Kernel (64 bit) (experimental)
OTHER_26X_LINUX: Linux 2.6x Kernel
OTHER_26X_LINUX_64: Linux 2.6x Kernel (64 bit) (experimental)
OTHER_3X_LINUX: Linux 3.x Kernel
OTHER_3X_LINUX_64: Linux 3.x Kernel (64 bit)
OTHER_4X_LINUX: Linux 4.x Kernel. This constant was added in vSphere API 6.7.
OTHER_4X_LINUX_64: Linux 4.x Kernel (64 bit). This constant was added in vSphere API 6.7.
OTHER_LINUX: Linux 2.2x Kernel
GENERIC_LINUX: Other Linux
OTHER_LINUX_64: Linux (64 bit) (experimental)
SOLARIS_6: Solaris 6
SOLARIS_7: Solaris 7
SOLARIS_8: Solaris 8
SOLARIS_9: Solaris 9
SOLARIS_10: Solaris 10 (32 bit) (experimental)
SOLARIS_10_64: Solaris 10 (64 bit) (experimental)
SOLARIS_11_64: Solaris 11 (64 bit)
OS2: OS/2
ECOMSTATION: eComStation 1.x
ECOMSTATION_2: eComStation 2.0
NETWARE_4: Novell NetWare 4
NETWARE_5: Novell NetWare 5.1
NETWARE_6: Novell NetWare 6.x
OPENSERVER_5: SCO OpenServer 5
OPENSERVER_6: SCO OpenServer 6
UNIXWARE_7: SCO UnixWare 7
DARWIN: Mac OS 10.5
DARWIN_64: Mac OS 10.5 (64 bit)
DARWIN_10: Mac OS 10.6
DARWIN_10_64: Mac OS 10.6 (64 bit)
DARWIN_11: Mac OS 10.7
DARWIN_11_64: Mac OS 10.7 (64 bit)
DARWIN_12_64: Mac OS 10.8 (64 bit)
DARWIN_13_64: Mac OS 10.9 (64 bit)
DARWIN_14_64: Mac OS 10.10 (64 bit)
DARWIN_15_64: Mac OS 10.11 (64 bit)
DARWIN_16_64: Mac OS 10.12 (64 bit)
DARWIN_17_64: Mac OS 10.13 (64 bit). This constant was added in vSphere API 6.7.
DARWIN_18_64: Mac OS 10.14 (64 bit). This constant was added in vSphere API 6.7.
DARWIN_19_64: Mac OS 10.15 (64 bit). This constant was added in vSphere API 7.0.0.
VMKERNEL: VMware ESX 4
VMKERNEL_5: VMware ESX 5
VMKERNEL_6: VMware ESX 6
VMKERNEL_65: VMware ESX 6.5
VMKERNEL_7: VMware ESX 7. This constant was added in vSphere API 7.0.0.
AMAZONLINUX2_64: Amazon Linux 2 (64 bit). This constant was added in vSphere API 6.7.1.
CRXPOD_1: CRX Pod 1. This constant was added in vSphere API 7.0.0.
OTHER: Other Operating System
OTHER_64: Other Operating System (64 bit) (experimental)

Optional. This field is optional because it was added in a newer version than its parent node.

Defines the valid power states for a virtual machine. Value is one of:
POWERED_OFF: The virtual machine is powered off.
POWERED_ON: The virtual machine is powered on.
SUSPENDED: The virtual machine is suspended.

Optional. This field is optional because it was added in a newer version than its parent node.

Defines the valid virtual hardware versions for a virtual machine. See https://kb.vmware.com/s/article/1003746 (Virtual machine hardware versions (1003746)). Value is one of:
VMX_03: Hardware version 3, first supported in ESXi 2.5.
VMX_04: Hardware version 4, first supported in ESXi 3.0.
VMX_06: Hardware version 6, first supported in WS 6.0.
VMX_07: Hardware version 7, first supported in ESXi 4.0.
VMX_08: Hardware version 8, first supported in ESXi 5.0.
VMX_09: Hardware version 9, first supported in ESXi 5.1.
VMX_10: Hardware version 10, first supported in ESXi 5.5.
VMX_11: Hardware version 11, first supported in ESXi 6.0.
VMX_12: Hardware version 12, first supported in Workstation 12.0.
VMX_13: Hardware version 13, first supported in ESXi 6.5.
VMX_14: Hardware version 14, first supported in ESXi 6.7. This constant was added in vSphere API 6.7.
VMX_15: Hardware version 15, first supported in ESXi 6.7.0 Update 2. This constant was added in vSphere API 6.7.2.
VMX_16: Hardware version 16, first supported in Workstation 15.0. This constant was added in vSphere API 7.0.0.
VMX_17: Hardware version 17, first supported in ESX 7.0. This constant was added in vSphere API 7.0.0.

Defines the valid virtual hardware upgrade policies for a virtual machine. Value is one of:
NEVER: Do not upgrade the virtual machine when it is powered on.
AFTER_CLEAN_SHUTDOWN: Run scheduled upgrade when the virtual machine is powered on after a clean shutdown of the guest operating system.
ALWAYS: Run scheduled upgrade when the virtual machine is powered on.

Defines the valid virtual hardware versions for a virtual machine. See https://kb.vmware.com/s/article/1003746 (Virtual machine hardware versions (1003746)). Value is one of:
VMX_03: Hardware version 3, first supported in ESXi 2.5.
VMX_04: Hardware version 4, first supported in ESXi 3.0.
VMX_06: Hardware version 6, first supported in WS 6.0.
VMX_07: Hardware version 7, first supported in ESXi 4.0.
VMX_08: Hardware version 8, first supported in ESXi 5.0.
VMX_09: Hardware version 9, first supported in ESXi 5.1.
VMX_10: Hardware version 10, first supported in ESXi 5.5.
VMX_11: Hardware version 11, first supported in ESXi 6.0.
VMX_12: Hardware version 12, first supported in Workstation 12.0.
VMX_13: Hardware version 13, first supported in ESXi 6.5.
VMX_14: Hardware version 14, first supported in ESXi 6.7. This constant was added in vSphere API 6.7.
VMX_15: Hardware version 15, first supported in ESXi 6.7.0 Update 2. This constant was added in vSphere API 6.7.2.
VMX_16: Hardware version 16, first supported in Workstation 15.0. This constant was added in vSphere API 7.0.0.
VMX_17: Hardware version 17, first supported in ESX 7.0. This constant was added in vSphere API 7.0.0.Optional. It is only relevant when upgrade_policy has value [AFTER_CLEAN_SHUTDOWN, ALWAYS]. This field is optional and it is only relevant when the value of upgrade_policy is one of AFTER_CLEAN_SHUTDOWN or ALWAYS.

Defines the valid virtual hardware upgrade statuses for a virtual machine. Value is one of:
NONE: No scheduled upgrade has been attempted.
PENDING: Upgrade is scheduled but has not yet been run.
SUCCESS: The most recent scheduled upgrade was successful.
FAILED: The most recent scheduled upgrade was not successful.

Optional. It is only relevant when upgrade_status has value FAILED. This field is optional and it is only relevant when the value of upgrade_status is FAILED.

Defines the valid firmware types for a virtual machine. Value is one of:
BIOS: Basic Input/Output System (BIOS) firmware.
EFI: Extensible Firmware Interface (EFI) firmware.

Optional. It is only relevant when type has value EFI. This field is optional and it is only relevant when the value of type is EFI.

Defines the valid network boot protocols supported when booting a virtual machine with EFI firmware over the network. Value is one of:
IPV4: PXE or Apple NetBoot over IPv4.
IPV6: PXE over IPv6.Optional. It is only relevant when type has value EFI. This field is optional and it is only relevant when the value of type is EFI.

Defines the valid device types that may be used as bootable devices. Value is one of:
CDROM: Virtual CD-ROM device.
DISK: Virtual disk device.
ETHERNET: Virtual Ethernet adapter.
FLOPPY: Virtual floppy drive.

Optional. It is only relevant when type has value ETHERNET. This field is optional and it is only relevant when the value of type is ETHERNET.When clients pass a value of this structure as a parameter, the field must be an identifier for the resource type: com.vmware.vcenter.vm.hardware.Ethernet. When operations return a value of this structure as a result, the field will be an identifier for the resource type: com.vmware.vcenter.vm.hardware.Ethernet.

Optional. It is only relevant when type has value DISK. This field is optional and it is only relevant when the value of type is DISK.When clients pass a value of this structure as a parameter, the field must contain identifiers for the resource type: com.vmware.vcenter.vm.hardware.Disk. When operations return a value of this structure as a result, the field will contain identifiers for the resource type: com.vmware.vcenter.vm.hardware.Disk.

Some guest operating systems may consume more resources or perform less efficiently when they run on hardware that supports adding memory while the machine is running.

When adding memory to a running virtual machine, the amount of memory added must be at least vcenter.vm.hardware.memory.info.hot_add_increment_size_MiB and the total memory size of the virtual machine must be a multiple of {@link>hotAddIncrementSize}.

Optional. Only set when vcenter.vm.hardware.memory.info.hot_add_enabled is true and the virtual machine is running.

Optional. Only set when vcenter.vm.hardware.memory.info.hot_add_enabled is true and the virtual machine is running.

When clients pass a value of this structure as a parameter, the key in the field key/value pairs must be an identifier for the resource type: com.vmware.vcenter.vm.hardware.Disk. When operations return a value of this structure as a result, the key in the field key/value pairs will be an identifier for the resource type: com.vmware.vcenter.vm.hardware.Disk.List of {"key": string, "value": info}

When clients pass a value of this structure as a parameter, the key in the field key/value pairs must be an identifier for the resource type: com.vmware.vcenter.vm.hardware.Ethernet. When operations return a value of this structure as a result, the key in the field key/value pairs will be an identifier for the resource type: com.vmware.vcenter.vm.hardware.Ethernet.List of {"key": string, "value": info}

When clients pass a value of this structure as a parameter, the key in the field key/value pairs must be an identifier for the resource type: com.vmware.vcenter.vm.hardware.Cdrom. When operations return a value of this structure as a result, the key in the field key/value pairs will be an identifier for the resource type: com.vmware.vcenter.vm.hardware.Cdrom.List of {"key": string, "value": info}

When clients pass a value of this structure as a parameter, the key in the field key/value pairs must be an identifier for the resource type: com.vmware.vcenter.vm.hardware.Floppy. When operations return a value of this structure as a result, the key in the field key/value pairs will be an identifier for the resource type: com.vmware.vcenter.vm.hardware.Floppy.List of {"key": string, "value": info}

When clients pass a value of this structure as a parameter, the key in the field key/value pairs must be an identifier for the resource type: com.vmware.vcenter.vm.hardware.ParallelPort. When operations return a value of this structure as a result, the key in the field key/value pairs will be an identifier for the resource type: com.vmware.vcenter.vm.hardware.ParallelPort.List of {"key": string, "value": info}

When clients pass a value of this structure as a parameter, the key in the field key/value pairs must be an identifier for the resource type: com.vmware.vcenter.vm.hardware.SerialPort. When operations return a value of this structure as a result, the key in the field key/value pairs will be an identifier for the resource type: com.vmware.vcenter.vm.hardware.SerialPort.List of {"key": string, "value": info}

When clients pass a value of this structure as a parameter, the key in the field key/value pairs must be an identifier for the resource type: com.vmware.vcenter.vm.hardware.SataAdapter. When operations return a value of this structure as a result, the key in the field key/value pairs will be an identifier for the resource type: com.vmware.vcenter.vm.hardware.SataAdapter.List of {"key": string, "value": info}

When clients pass a value of this structure as a parameter, the key in the field key/value pairs must be an identifier for the resource type: com.vmware.vcenter.vm.hardware.ScsiAdapter. When operations return a value of this structure as a result, the key in the field key/value pairs will be an identifier for the resource type: com.vmware.vcenter.vm.hardware.ScsiAdapter.List of {"key": string, "value": info}