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8 <li> Use Fedora ≥ 38
10 <li> <code>perf record -a -g</code>
12 <li> <code>flamegraph</code> script
16 <li> Look for <q>plateaus</q>
18 <li> Watch out for disconnected / background work
20 <li> perf option <code>--off-cpu</code> (in future)
22 <li> Many fascinating, revealing insights for UKL, qemu, nbdkit, etc.