#include <db.h>
int
DB_ENV->get_cache_max(DB_ENV *dbenv, u_int32_t *gbytesp,
u_int32_t *bytesp);
The DB_ENV->get_cache_max() method returns the maximum size of the
cache as set using the
DB_ENV->set_cache_max()
method.
The DB_ENV->get_cache_max() method may be called at any time during
the life of the application.
The DB_ENV->get_cache_max()
method returns a non-zero error value on failure and 0 on success.
The gbytesp parameter references memory into which the gigabytes of memory in the cache is copied.