[erlang-questions] Get Erlang node uptime and way to test it is working
Thu Jun 22 06:37:40 CEST 2017
Hi Rickard Green,
Thanks for your valuable reply and will consider your suggestion of
using erlang:convert_time_unit/3 instead of assuming nanoseconds.
On Tuesday 20 June 2017 04:26 PM, Rickard Green wrote:
> tis 20 juni 2017 kl. 09:21 skrev Mithun B <mithunb@REDACTED
> Hi all,
> We are using "erlang:statistics(wall_clock)" to get the Erlang node up
> time in millisecond.
> It works fine till 49 days, but on 49th day it will role back to start
> from 0 millisecond.
> I need to know two things here, First of all, a different method
> for how
> to test it, I don't want to wait for 49+ days to see it works or not.
> Secondly, I need to know a method which gives proper up time even
> 49+ days. How about following:
> "(erlang:monotonic_time() - erlang:system_info(start_time)) div
> Apart from the assumption of nanosecond native time unit this is the
> way to do it. Use erlang:convert_time_unit() instead. There are Erlang
> systems not using nanoseconds as native time unit.
> Rickard Green, Erlang/OTP
> If any one having more insight on this, please shed some light on
> Thanks and regards,
> Mithun B
> erlang-questions mailing list
> erlang-questions@REDACTED <mailto:erlang-questions@REDACTED>
> Rickard Green, Erlang/OTP, Ericsson AB
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