Re: measure time intervals

On 04/05/12 7:00 AM, Vincent Dautremont wrote:
> These are not affected by system time changes, so time interval can be
> calculated even if the system time is changed by NTP or the user.
> That's why I can't use any function based on system time.

properly configured Unix NTP doesn't step-change the clock, it very
gently slows it down or speeds it up until it is accurate and maintains
stability.  and only root can change the clock on a Unix system, so this
really shouldn't be a concern.



--
john r pierce                            N 37, W 122
santa cruz ca                         mid-left coast