Perfetto is super useful for understanding interactions between the kernel and applications. Outside of Android and ChromeOS, though it's use isn't as common. This doc tries to provide a basic walk through to get started using perfetto for upstream kernel development with classic linux distros, potentially running under qemu.
Grab the latest linux- tarball: https://github.com/google/perfetto/releases
Often the tests I’m tracing need to run as root, so because of this, I copied the
binaries in the tarball to /usr/local/bin/ and chmod +x the binaries to make