Re: Unadjusted system time

Alan Cox (alan@lxorguk.ukuu.org.uk)
Wed, 3 Nov 1999 15:18:22 +0000 (GMT)


> A lot more applications than that break if the time is not monotonic or
> jumps forward. Emacs for example will get confused. So will mail

Jumping forward is fine. Its something that happens routinely to applications
on a laptop when someone suspends it. If it breaks its buggy

> Many window managers will also break. In some cases, you have to wait
> for the duration of the jump before getting control of your windows
> again.

They are buggy too. Windowmaker and Enlightement both get this right.

Where you get real issues is at the point you are doing time synchronized
events between two machines (not neccessarily both computers). In those
cases you want some kind of reliable tied time reference. With stuff like
video work this is quite common

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