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Re: [MirageOS-devel] Mirage clock

On 3 August 2015 at 17:16, Nick Betteridge <buzzheavyyear@xxxxxxxxxxx> wrote:
> Hi
> I have a use case where I need the clock resolution to be in milliseconds.
> Is there anyway I can get hold of the time in milli (/micro/nano) seconds
> from the system clock without incurring too much of a performance penalty?

I think Clock.time is probably as fast as it's going to get for the
system clock, since it just calls the platform's gettimeofday

If you only want to measure an interval and you're on Xen,
OS.Time.Monotonic.time() might be slightly quicker, but I doubt
there's much in it.

Dr Thomas Leonard        http://roscidus.com/blog/
GPG: DA98 25AE CAD0 8975 7CDA  BD8E 0713 3F96 CA74 D8BA

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