Virtualized database performance comparison: RHEV 3.0 vs Microsoft Hyper-V Server 2008 R2 SP1

http://www.principledtechnologies.com/clients/reports/Red%20Hat/RHEV_vs_HyperV_database_1211.pdf Paper has many notes regarding setup virtualization setup: config portions and performance notes

Virtualized database performance comparison: RHEV 3.0 vs Microsoft Hyper-V Server 2008 R2 SP1

http://www.principledtechnologies.com/clients/reports/Red%20Hat/RHEV_vs_HyperV_database_1211.pdf Paper has many notes regarding setup virtualization setup: config portions and performance notes

Virtualized database performance comparison: RHEV 3.0 vs Microsoft Hyper-V Server 2008 R2 SP1

http://www.principledtechnologies.com/clients/reports/Red%20Hat/RHEV_vs_HyperV_database_1211.pdf Paper has many notes regarding setup virtualization setup: config portions and performance notes

Appendix G. KVM Virtual Machine Timing Management

http://docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Virtualization/3.0/html/Administration_Guide/KVM_Clock_Appendix.html Summary: append to VM’s kernel, for i386,i686 => ‘divider=10 clocksource=acpi_pm’, for x86_64 => ‘divider=10 notsc’ This is needed to fix the drifting clock issue on VMs that are not using pv_clock driver

Appendix G. KVM Virtual Machine Timing Management

http://docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Virtualization/3.0/html/Administration_Guide/KVM_Clock_Appendix.html Summary: append to VM’s kernel, for i386,i686 => ‘divider=10 clocksource=acpi_pm’, for x86_64 => ‘divider=10 notsc’ This is needed to fix the drifting clock issue on VMs that are not using pv_clock driver

Appendix G. KVM Virtual Machine Timing Management

http://docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Virtualization/3.0/html/Administration_Guide/KVM_Clock_Appendix.html Summary: append to VM’s kernel, for i386,i686 => ‘divider=10 clocksource=acpi_pm’, for x86_64 => ‘divider=10 notsc’ This is needed to fix the drifting clock issue on VMs that are not using pv_clock driver