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| Re: BIRT Out Of Memory issues [message #652364 is a reply to message #652199] |
Thu, 03 February 2011 16:33  |
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Just curious is using var instead of the delete would work.
Jason
On 2/2/2011 8:18 PM, tkuchhal@gmail.com wrote:
> Hi guys,
>
> Ive been having a lot of out of memory issues with BIRT reports over the
> last few months. All information regarding this online seems to suggest
> just increasing the heap size and tweaking various memory settings. At
> best these all just delay the issue.
>
> However, I think I've stumbled upon a solution (or at least it was in my
> situation). Just posting up in case anyone else might be encountering
> the same thing.
> In my case, the issue was to do with custom javascript which I had
> added. For some reason, any local variables declared were not being
> cleared from memory once the function had finished running.
>
> So if you have a function:
>
> function getSomething()
> {
> a = "hello";
> b = "world";
>
> return "something";
> }
>
> If you ran this function multiple times, it was using up new memory
> blocks for the a and b variables at each run.
>
> The moment I modified my javascript functions to explicitly destroy the
> variables, all my out of memory issues were no longer occurring;
>
> function getSomething()
> {
> a = "hello";
> b = "world";
>
> delete a;
> delete b;
> return "something";
> }
>
>
> Note: I am still getting memory issues. However, now the issue is that
> eclipse crashes with out of memory error *after* my report is generated.
> So at least I can actually see my report now.
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