GUARDIOLA-FALCO Sebastien 204282 wrote:
> Hi,
> 
> Here are the results for a PowerPC MVME2700 267Mhz (32Mo RAM + 1024kb L2-cache).
> Can someone cross-check them?
> 
> The default value for the kernel parameter "scheduling latency" led me to negative results, so I changed it to 4500ns. Can I improve those results with another walue, or with other parameters?
> For the klatency test, I get more or less the half time I get in latency.
> 
> == Sampling period: 100 us
>  == All results in microseconds
> RTT|  00:00:01
> RTH|-----lat min|-----lat avg|-----lat max|-overrun|----lat best|---lat worst
> RTD|       1.859|       3.239|       6.179|       0|       1.859|       6.179
> RTD|       2.159|       3.239|      13.559|       0|       1.859|      13.559
> ...

Looks quite good, maybe too good. Did you load your box? See
TROUBLESHOOTING for some hints on this. Also let it run for a longer period.

Jan