Re: kern.polling.lost_polls

2009-11-21 Thread Mel Flynn
figure the >> * device, causing apparent lost polls. >> * >> * The first part of the code is just for debugging purposes, and tries >> * to count how often hardclock ticks are shorter than they should, >> * meaning either stray interrupts or delayed events. >>

Re: kern.polling.lost_polls

2009-11-20 Thread Brett Glass
shorter than they should, * meaning either stray interrupts or delayed events. */ Well, even at HZ=2000, kern.polling.lost_polls and kern.polling.suspect are both incrementing, as is kern.polling.stalled: stargate# sysctl -a | grep polling kern.polling.burst: 150 kern.polling.burst_max: 150 k

Re: kern.polling.lost_polls

2009-11-20 Thread Mel Flynn
On Fri, 20 Nov 2009 14:35:22 -0700 (MST), Brett Glass wrote: > Everyone: > > I've been experimenting with using device polling on a router with six > Ethernet > interfaces that handles lots of traffic. I turned polling on, and set > HZ=4000 > to minimize latency and ensure that enough time was al

kern.polling.lost_polls

2009-11-20 Thread Brett Glass
Everyone: I've been experimenting with using device polling on a router with six Ethernet interfaces that handles lots of traffic. I turned polling on, and set HZ=4000 to minimize latency and ensure that enough time was allocated to handle all of the incoming packets. But the sysctl variable kerne