search for: kvm_guest_timing_manag

I've got a three Centos 5.5 KVM severs, but only one of them is presenting guests with the kvm-clock source. The two servers I'm not seeing kvm-clock on have Athlon x2 64bit processors. The other server with kvm-clock has a Phenom II X6 1090T Processor. I've checked the system configuration and all the boxes have the same set of RPM packages. To confirm that the issue was

http://docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/5/html/Virtualization/chap-Virtualization-KVM_guest_timing_management.html Want to get some more people's opinion on this: the above doc says to use the boot parameter "/use pmtimer" to use the RTC "instead of the TSC for all time sources which resolves guest timing issues". One: does this have any bearing on whether the host has the co...

...et to "kvm-clock" and physical host has a CPU with constant_tsc flag + time set with NTP) : http://docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/6/html/Virtualization_Host_Configuration_and_Guest_Installation_Guide/chap-Virtualization_Host_Configuration_and_Guest_Installation_Guide-KVM_guest_timing_management.html is that right ? does anyone have a suggestion about this problem ? thanks Tom