[erlang-questions] [clarify] Are private ets optimized?
Gleb Peregud
gleber.p@REDACTED
Wed Apr 23 16:41:18 CEST 2008
On Wed, Apr 23, 2008 at 4:09 PM, Bjorn Gustavsson
<bjorn@REDACTED> wrote:
> "Gleb Peregud" <gleber.p@REDACTED> writes:
> > May I ask is it doable (in finite and reasonable time) to introduce
> > such optimization for private ets'es? Probably it will speed up some
> > sort of tasks, eg. in data mining, where a lot of records is to be
> > analyzed.
>
> We have tried it and we could not find any significant improvements
> in performance; in many cases it was slower. The reason is that there
> will be copying when the process is garbage-collected (the garbage collector
> is generational, so all of the data will not be copied every time, but
> often enough to eliminate the potential performance benefits).
Thanks a lot for the clarification. I'll Cc to EQ for others to get
benefit of this information :)
>
>
>
> /Bjorn
> --
> Björn Gustavsson, Erlang/OTP, Ericsson AB
>
--
Gleb Peregud
http://gleber.pl/
Every minute is to be grasped.
Time waits for nobody.
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