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Date: Tue, 5 Mar 2013 13:25:39 -0500
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To: nathan@starin.biz
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Subject: Re: [PHP-DEV] Memory warning hook
From: tom@punkave.com (Tom Boutell)

Can't you do this already? memory_limit can be fetched via ini_read,
and together with memory_get_usage you should be able to check for
this sort of thing. Admittedly having to parse memory_limit (which can
be in various units) is not perfect.

On Tue, Mar 5, 2013 at 1:23 PM,  <nathan@starin.biz> wrote:
> As PHP applications are turning into large frameworks one of the issues
> arriving is memory management. One of the issues is that many frameworks use
> sophisticated caching techniques to make accessing the same data quickly,
> this improves speed it is at the cost of memory. Often the developer knows
> these areas that cache and often times already have functions in place to
> clear out the cache, however in the case where PHP is approaching or exceeds
> memory limits PHP runs the GC then dies if it cannot allocate enough memory.
> If we implemented "memory warning" triggers or user function that will be
> called before the GC is executed which allows the user to try and free up
> some memory on their own. This hopefully would give more flexibility to
> allowing these advanced caching techniques but at the same time allow the
> cache to be cleared out in case memory is getting low.
>
>
>
> Thoughts?
>
>
>
> Thanks,
>
> Software Developer
>
> Nathan Bruer
>
>
>



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