----- Original Message ----- > John, > > Latency of 100,000 seems to me to be a bug when doing floating point long > division, which potentially accumulates small errors. > > Is the issue in the cyclictest calculation or in the kernel? Or, the FPU? > > If in the kernel, where do we need to trace to check for increased latency > when doing floating point long division? > > Piotr, needs to trace where the latency is occurring and fix. Any > recommendations on a possible fix at this stage? > > Thx, Tracy > Sure, you make some good points, it could be a cyclictest bug, it could be in the kernel, he also said he was doing this in a virtualized system, it could be somewhere in that stack. The first step of course is to see if you can come up with a way to reliably reproduce it. Thanks John -- To unsubscribe from this list: send the line "unsubscribe linux-rt-users" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
