On Mon, Jan 18, 2021 at 06:00:46PM +0900, Punit Agrawal wrote: > > We ran into a few issues when trying to run rteval on arm64, arm and > i386. > > A few of the assumptions in rteval don't hold true on these systems. > For some embedded devices, it can be tough to use rteval with it. In general, it requires, *on the target*: 1. a full development toolchain (GCC, make, flex, bison, etc.) 2. a full kernel source tree 3. a full Python environment You can use a combination of stress-ng and cyclictest to properly evaluate your preempt_rt system latencies. Just make sure to exclude the stress-ng stressors which allocate real-time threads, which can (and do) conflict with the cyclictest ones. Kind regards, -- Ahmed S. Darwish
