APC shenanigans

APC version:
PHP version:

APC vs. PHP array() microbenchmark

Ridiculous microbenchmark, but it also demonstrates what appears to be a bug with multiple calls to apc_store... it seems to be working the way you'd expect apc_add would.

apc_store test

Drilling down into the apc_store problem, we can see that a second call to apc_store with the same key fails to store the value (and so returns false).

apc_cache_info

The aftermath...