deepti.g...@cmcltd.com wrote:

> I have a query related to gethrtime() and gettimeofday() system calls.
> Is there any relation between them?
> if given the hrtime can we get the system time and vice-versa in Solaris10.
>
> As far as i know,
> System time is determined using the 1 Jan 1970 as a reference.
> hrtime is calculated based on the Hardware clock tick and is given in
> nano-seconds.

There is no relation except that both times suffer the same way from a Quarz 
frequency offset.

gethrtime() gives nanoseconds since boot and is not related to wall clock time.

Jörg

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