I am trying to diagnose bottleneck for a apache(v 2.0.52) server using strace.
It looks like call to poll is slowing the process. Below is one example
poll([{fd=10, events=POLLIN}], 1, 120000) = 0 <119.996719>
ls -l /proc/pid/fd returns
10 -> socket:[somenumber]
Any clues?
Thanks