[wp-hackers] MySQL MEMORY worth using for an object cache?
false.hopes at gmail.com
Tue Apr 17 19:48:46 GMT 2007
On 4/17/07, Paul Menard <codehooligans at codehooligans.com> wrote:
> On Apr 17, 2007, at 6:24 AM, Robert Deaton wrote:
> > It is because of this that I'd choose APC or memcached as a persistent
> > object cache backend. Probably APC because there is no daemon there
> > either, it can be stored straight to RAM and retrieved straight from
> > RAM.
> Robert, just wondering about your choice of words in the above. The
> way it's written you are almost stating APC is an alternate to using
> MySQL caching. In my development experience for high traffic sites
> these are two different technologies that can really compliment each
> other. My understanding of APC is it just caches the pre-compiled php
> object code for Apache. Which is better than having repeated requests
> for the same PHP page causing recompile from source every time. The
> actual WordPress page content is not stored as part of the object.
> This is just the PHP object code that still needs to be executed to
> build the output.
APC also has shared memory functions which can easily be used for an
object caching backend. Sorry to confuse, I just assumed that people
following the thread would know that.
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