vpxd.cfgのpath %ALLUSERSPROFILE%\VMware\VMware VirtualCenter\vpxd.cfgWindows Server 2008 C:\ProgramData\VMware\VMware VirtualCenter\vpxd.cfg vpxd.cfgを修正 VirtualCenter server service を再起動 <heartbeat> <notRespondingTimeout>60</notRespondingTimeout> </heartbeat>