There's a chapter in the Practical mod_perl book by Stas Bekman which has an overview of profiling and includes a section on Apache::DProf , this might be able to help you out.

From other posts on this thread though it might just be worth it to go with Cache::Memcached, which should provide a big speedup.

In reply to Re^3: Cache::FileCache, CPU utilization, and bottlenecks .... by redhotpenguin
in thread Cache::FileCache, CPU utilization, and bottlenecks .... by geektron

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