Re: ETS table with only counters
Eric Pailleau <[email protected]>
| Newsgroups | gmane.comp.lang.erlang.general |
|---|---|
| Message-ID | <[email protected]> |
Hi,
Documentation says that operation is guaranteed to be atomic and isolated.
Envoyé depuis mon mobile
---- Frank Muller a écrit ----
>Hi guys,
>
>I've a ETS (type of "set") which contains ONLY counters
>(ets:update_counter/3).
>
>This table is heavily used and the counters get incremented and decremented
>at different rates.
>
>Question: how should i set my table?
>1. both concurrency set to true:
> [ set
> , {read_concurrency, true}
> , {write_concurrency, true} ].
>
>2. only read concurrency set to true:
> [ set
> , {read_concurrency, true}
> , {write_concurrency, false} ].
>
>3. only write concurrency set to true:
> [ set
> , {read_concurrency, false}
> , {write_concurrency, true} ].
>
>Please explain why?
>
>/Frank