Running Cyclictest application, two threads had spikes with ubuntu 22.04 Real Time Kernel

Asked by Nick Ko

User is experiencing performance issues observed while running Linux Cyclictest application. Cyclictest is used for benchmarking performence of Real Time Systems (User is running ubuntu 22.04 Real Time Kernel) and is used to measure latencies . User has observed latency spikes, the value almost under 10us, but there are two threads are 39 us and 31us. Would you please let us know the spikes is normal?

cyclictest -m -p95 -d0 -a 1-38 -t 16

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