> > Compare realtime it to measured CPU time. If one realtime second is > shorter than a > CPU second then you know the host is pausing your VM. There are other ways > to > check, but this should always work if you can contact an asynchronous time > standard. > You may need to average the time over tens of seconds or a minute. > > This method will allow you to figure out that AWS spot instances are > oversubscribed ~1.5x. > > Nice. FWIW the guest is running NTP.
So should I run something like: date ; time <some command that runs at 100%CPU for a minute> ; date ?
