Bruce Evans wrote:
On Sat, 12 Sep 2009, rihad wrote:
The box experiences ~230 mbit/s traffic flow through it. I've doubled
some sysctls after reading polling(4):
kern.polling.each_burst=10 # was: 5
kern.polling.burst_max=350 # was: 150
FreeBSD 7.2-RELEASE-p3 amd64
HZ=1000
How much better does it work without POLLING?
Without polling (current load around 190-200 mbit/s, around 24-26 kpps):
top:
CPU: 0.0% user, 0.0% nice, 8.4% system, 0.0% interrupt, 91.6% idle
Interrupts/s: 18322 total
28 mpt0 irq16
1999 cpu0: time
6906 em0 irq256
3392 em1 irq257
1999 cpu1: time
1999 cpu2: time
1999 cpu3: time
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