Re: [Xen-devel] [PATCH v10] new config option vtsc_tolerance_khz to avoid TSC emulation

2018-12-11 Thread Olaf Hering
On Fri, Dec 07, Olaf Hering wrote: > [ the math added to xen-tscmode.7 suggests that a domU should see a time > drift, which ntpd corrects. But the actual correction reported in > ntp.drift is entirely different than the one calculated in the > example. To me it is unclear why the example

[Xen-devel] [PATCH v10] new config option vtsc_tolerance_khz to avoid TSC emulation

2018-12-07 Thread Olaf Hering
[ the math added to xen-tscmode.7 suggests that a domU should see a time drift, which ntpd corrects. But the actual correction reported in ntp.drift is entirely different than the one calculated in the example. To me it is unclear why the example is wrong, more research must be done. I'm