====== Some profiling tips during 10G workload ======

===== pmcstat =====

<code>
pmcstat -S CPU_CLK_UNHALTED_CORE -O pmc.out ; run that for like 30 seconds during active traffic
pmcstat -R pmc.out -G -
</code>

===== lock profiling =====

LOCK_PROFILING is the kernel option.
To be enabled in sysctl (debug.lock.prof.enable=1); do a run; disable it (enable=0); then just grab debug.lock.prof.stats