Archive for the 'vm' Category

Appendix G. KVM Virtual Machine Timing Management

Wednesday, June 13th, 2012

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

Wednesday, June 13th, 2012

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

Wednesday, June 13th, 2012

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

Wednesday, June 13th, 2012

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

ArchitectNotes – Varnish [what's wrong with caching things in memory]

Thursday, March 25th, 2010

excellent notes about app design, and what can happen if an app tries to implement its own memory management