I haven't looked into the details, but you might want to check out this
Clojure ticket to see if it is related:
http://dev.clojure.org/jira/browse/CLJ-1152
Andy
On Fri, May 23, 2014 at 8:53 AM, Pablo Nussembaum <bau...@gmail.com> wrote:
> I have been working hard to understand the issue, and it seems to related
> to the creation of lots of functions using eval.
> for instance if you run: (for [_ (range 10000)] (eval (read-string "(fn
> [x] (inc x))")))
> 2 or 3 time it will consume all PermGen. Is there any way to palliate
> this problem?
>
> As regards head retention, I believe it's not the problem because I run
> all my processing in one line[1] the repl without assigning the result to
> any var, then I press "1" four times to avoid the repl retain references in
> "*1 *2 *3" variables, after that I run (System/gc) several times and then I
> take the memory snapshot using yourkit. Finally, in the mem snapshot there
> are no live instances inside mentat.* packages generated by clojure.
>
> [1] (-> (g/build-dot-file [(t/trace-gen ArrayStack sel-fn)]) d/dot
> (d/save! "arrayStack.eps" {:format :eps}))
>
> Regards,
> --
> Pablo
>
>
> On 05/23/2014 02:04 AM, Mars0i wrote:
>
>
>
> On Wednesday, May 21, 2014 7:43:41 PM UTC-5, Bauna wrote:
>>
>> The main loop is here[2] in the function trace-gen that generates a lazy
>> list. I don't care about the memory required during the execution of the
>> function but after it should be GC'd all.
>>
>
> Just a quick question: Have you checked to make sure that that you are not
> keeping a reference to the beginning (or other position) of the lazy list
> after you're done processing it?
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