[erlang-questions] Any Erlang “hierarchical timing wheel” library?

Torben Hoffmann torben.lehoff@REDACTED
Tue Dec 18 07:22:14 CET 2018


This is the nearest I can think of:
https://github.com/fra/ecron/blob/master/README.md

Cheers,
Torben
On Tue, 18 Dec 2018 at 06:17, Frank Muller <frank.muller.erl@REDACTED>
wrote:

> Really, no library out there?
>
> /Frank
>
> Hi there
>>
>> I am looking for any Erlang implementation of a “hierarchical timing
>> wheel” with disk persistency (if possible)?
>>
>> I need to handle a very large number of timers (around 10 million events)
>> in my app. Each timer will trigger an associated MFA event.
>>
>> I’ve one special case: some events can be triggered after a long period
>> of time (ex. 2 years). The rest of the timers can be considered short (in
>> minutes, hours or days at max). That’s why “hierarchical timing wheel”
>> can solve this special case.
>>
>> Any help/idea/link appreciated.
>>
>> Thank you
>> /Frank
>>
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