Disappointing packets-per-second performance results on a Dell,PE R530

[Slawa Olhovchenkov]

On Tue, Jan 31, 2017 at 01:53:15PM -0400, Jordan Caraballo wrote:

> This are the most recent stats. No advances so far. The system has 
> -Current right now.

This is like you have only one flow: only CPU 26 and 27 loaded.

Use different benchmark, create multiple IP flow (w/ different
source/destination IP pairs)

> top -PHS
> last pid: 18557; load averages: 2.58, 1.90, 0.95 up 4+00:39:54 18:30:46
> 231 processes: 40 running, 126 sleeping, 65 waiting
> CPU 0: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 1: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 2: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 3: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 4: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 5: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 6: 0.0% user, 0.0% nice, 0.4% system, 0.0% interrupt, 99.6% idle
> CPU 7: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 8: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 9: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 10: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 11: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 12: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 13: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 14: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 15: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 16: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 17: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 18: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 19: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 20: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 21: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 22: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 23: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 24: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 25: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 26: 0.0% user, 0.0% nice, 0.0% system, 59.6% interrupt, 40.4% idle
> CPU 27: 0.0% user, 0.0% nice, 0.0% system, 96.3% interrupt, 3.7% idle
> CPU 28: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 29: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 30: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 31: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 32: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 33: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle
> CPU 34: 0.0% user, 0.0% nice, 0.0% system, 100% interrupt, 0.0% idle
> CPU 35: 0.0% user, 0.0% nice, 0.0% system, 0.0% interrupt, 100% idle