.. hm, the global info:
CPU: P4 / Xeon, speed 2656.13 MHz (estimated)
Counted GLOBAL_POWER_EVENTS events (time during which processor is not stopped)
with a unit mask of 0x01 (mandatory) count 50000
samples % image name symbol name
218234 32.4504 no-vmlinux (no symbols)
73002 10.8551 squid xprof_start
54581 8.1159 squid xprof_stop
45273 6.7319 libc-2.3.6.so memset
19949 2.9663 libc-2.3.6.so memcpy
14566 2.1659 squid SqString::init(char const*)
9664 1.4370 squid MemPool::get()
8275 1.2305 libc-2.3.6.so vfprintf
5967 0.8873 squid headersEnd
.. still quite high..
Adrian