ESX Server 3.5.0 build-153875 host with several guest VMs on Microsoft Windows 2003 R2 SP1.
One guest VM running Citrix MetaFrame was intermittently suspended around 6 p.m. despite its Windows power scheme does not enable any standby or hibernate
Current Power Scheme
Name Always On
Numerical ID 3
Turn off monitor (AC) Never
Turn off monitor (DC) After 15 mins
Turn off hard disks (AC) Never
Turn off hard disks (DC) After 30 mins
System standby (AC) Never
System standby (DC) Never
System hibernates (AC) Never
System hibernates (DC) Never
Processor Throttle (AC) Not Supported
Processor Throttle (DC) Not Supported
Inspecting Windows Event logs did not show any events that linked to these intermittent suspend; while the logging on this guest VM clearly showed the suspend sequence
Jun 09 17:59:37.703: vcpu-0| PIIX4: PMAccessPM got ACPI S1 request
Jun 09 17:59:37.703: vcpu-0| PIIX4: PM Suspending... (to S1 (0x4))
Jun 09 17:59:37.704: vmx| VMXVmdbCbVmVmxExecState: Exec state change requested to state suspended without reset
Jun 09 17:59:38.528: vcpu-0| Sync monModules(1).
Jun 09 17:59:38.528: vcpu-1| Sync monModules(1).
Jun 09 17:59:38.528: vcpu-2| Sync monModules(1).
Jun 09 17:59:38.528: vcpu-1| Done Sync monModules(1).
Jun 09 17:59:38.528: vcpu-3| Sync monModules(1).
Jun 09 17:59:38.528: vcpu-2| Done Sync monModules(1).
Jun 09 17:59:38.528: vcpu-3| Done Sync monModules(1).
Jun 09 17:59:38.528: vcpu-0| Done Sync monModules(1).
Jun 09 17:59:38.539: vmx| DISKLIB-VMFS : "/vmfs/volumes/4a152623-d1f6bb22-28d0-00237da6ec72/vm01/vm01-flat.vmdk" : closed.
Jun 09 17:59:38.539: vmx| Virtual Device for scsi0:0 was already successfully destroyed
Jun 09 17:59:38.597: mks| HostOps hideCursor before defineCursor!
Jun 09 17:59:38.640: vcpu-0| Cpt monModules(2).
Jun 09 17:59:38.640: vcpu-0| Done Cpt monModules(2).
Jun 09 17:59:38.741: vcpu-1| Cpt monModules(2).
Jun 09 17:59:38.741: vcpu-2| Cpt monModules(2).
Jun 09 17:59:38.741: vcpu-1| Done Cpt monModules(2).
Jun 09 17:59:38.741: vcpu-2| Done Cpt monModules(2).
Jun 09 17:59:38.741: vcpu-3| Cpt monModules(2).
Jun 09 17:59:38.741: vcpu-3| Done Cpt monModules(2).
Jun 09 17:59:38.752: vmx| DUMPER: Creating checkpoint file ./vm01_new-8f93f54a.vmss
Jun 09 17:59:39.235: vmx| FILEIO: pread got 0 out of 4 bytes.
Jun 09 17:59:39.235: vmx| Checkpointed in VMware ESX Server, 3.5.0 build-153875, build-153875, Linux Host
Jun 09 17:59:39.338: vmx| DISKLIB-VMFS : "/vmfs/volumes/4a152623-d1f6bb22-28d0-00237da6ec72/vm01/vm01-flat.vmdk" : open successful (21) size = 42978137088, hd = 0. Type 3
Jun 09 17:59:39.338: vmx| DISKLIB-VMFS : "/vmfs/volumes/4a152623-d1f6bb22-28d0-00237da6ec72/vm01/vm01-flat.vmdk" : closed.
Jun 09 17:59:39.384: vmx| Starting save of VM memory to checkpoint file
Jun 09 18:00:20.517: vmx| Done saving memory
Jun 09 18:00:20.519: vmx| GuestMsg: Channel 0, Cannot unpost because the previous post is already completed
Jun 09 18:00:20.519: vmx| GuestRpc: Channel 0 reinitialized.
Jun 09 18:00:20.532: mks| Ignoring update request in VGA_Expose (mode change pending).
Jun 09 18:00:21.230: vmx| DISKLIB-VMFS : "/vmfs/volumes/4a152623-d1f6bb22-28d0-00237da6ec72/vm01/vm01-flat.vmdk" : open successful (21) size = 42978137088, hd = 0. Type 3
Jun 09 18:00:21.230: vmx| DISKLIB-VMFS : "/vmfs/volumes/4a152623-d1f6bb22-28d0-00237da6ec72/vm01/vm01-flat.vmdk" : closed.
Jun 09 18:00:21.239: vmx| Stopping VCPU threads...
Jun 09 18:00:21.239: vcpu-0| VMMon_WaitForExit: vcpu-0: worldID=3367
Jun 09 18:00:21.340: vcpu-2| VMMon_WaitForExit: vcpu-2: worldID=3369
Jun 09 18:00:21.340: vcpu-3| VMMon_WaitForExit: vcpu-3: worldID=3370
Jun 09 18:00:21.340: vcpu-1| VMMon_WaitForExit: vcpu-1: worldID=3368
Jun 09 18:00:22.242: mks| Async MKS thread is exiting
Jun 09 18:00:22.242: vmx| DnD rpc already set to 0
Jun 09 18:00:22.242: vmx| TOOLS received request in VMX to set option 'enableDnD' -> '0'
Jun 09 18:00:22.242: vmx| DnD CopyPasteRegisterRpc already set to 0
Jun 09 18:00:22.242: vmx| TOOLS received request in VMX to set option 'copypaste' -> '0'
Jun 09 18:00:22.302: vmx| Virtual Device for scsi0:0 was already successfully destroyed
Jun 09 18:00:22.303: vmx| MKS local poweroff
Jun 09 18:00:22.304: vmx| WORKER: asyncOps=0 maxActiveOps=0 maxPending=0 maxCompleted=0
Jun 09 18:00:24.415: vmx| vmdbPipe_Streams Couldn't read: OVL_STATUS_EOF
Jun 09 18:00:24.416: vmx| VMX idle exit
Jun 09 18:00:24.425: vmx| Flushing VMX VMDB connections
Jun 09 18:00:24.453: vmx| IPC_exit: disconnecting all threads
Jun 09 18:00:24.453: vmx| VMX exit (0).
Jun 09 18:00:24.453: vmx| AIOMGR-S : stat o=1 r=0 w=0 i=3 br=0 bw=0
Jun 09 18:00:24.453: vmx| VMX has left the building: 0.
Note VMware Tools was installed and running on this guest VM.
Thanks for any help to identify the cause
Hong
