RE: [Xen-devel] [RFC] Physical hot-add cpus and TSC

[Dan Magenheimer <dan.magenheimer@xxxxxxxxxx>]

> >Yes, thanks.
> >BTW, are there any easy way to check the TSC skew in the system?
> Originally I get
> >the TSC through ITP, that's not so convenient.
> 
> Just found the "t" debug key. Will try it.

Hi Yunhong --

Actually you want to test with the "s" debug key because
it runs tsc_check_reliability() which runs Ingo Molnar's
Linux warp test.  The "t" debug key is more useful to
see if Xen system time has adequately converged on a
non-TSC-invariant system (or after C3 halts).

Dan

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel