From: Harald R. <hr...@gm...> - 2007-08-30 17:04:03
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> > > > we use the rt-preempt patches (see > > http://people.redhat.com/mingo/realtime-preempt/) on our verdex > > boards. right now I have an uptime of ~40 days with kernel version > > 2.6.21-rt8. > > Great! How much load you put on it during these 40 days, or it just > mostly sitting idle. Did you have any comparition between patched > and non-patched kernel on the same load/applications. > I'm really excited to hear any experiment result you got. > Since, I woudl like to try some realtime testing on gumstix (not the > verdex one though), but not quite clear where should I start yet. during the first few days we had some load on the verdex. we did benchmarks running a java vm with a controller application and some artificial load in the background that produces garbage. The controller frequency is 20ms and the jitter was ~1ms, which is acceptable for us. Since then there was not much load on it. -Harald |