[erlang-questions] Getting system start time in UTC?

[Danil Zagoskin]

Hi!

Maybe erlang:system_info(start_time) is what are you looking for.

Get Unix time at system start:
erlang:convert_time_unit(erlang:system_info(start_time) +
erlang:time_offset(), native, seconds).

On Mon, Oct 23, 2017 at 2:05 PM, Roger Lipscombe <roger@REDACTED>
wrote:

> I can get the node's uptime with erlang:statistics(wall_clock), which
> is in milliseconds, and can easily be converted into days, hours, etc.
> representing how long this node has been up.
>
> Is there an easy way to get the start time of the node, represented as
> a UTC date/time? I'd like to be able to print "Up since dd/MM/yyyy (D
> days ...", etc.
>
> Obviously, I *could* subtract the uptime from the current date/time,
> but that seems more complicated than necessary, assuming the node has
> (somewhere) the actual start time.
>
> Thanks,
> Roger.
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-- 
Danil Zagoskin | z@REDACTED
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