/etc/tuned/cpu-partitioning-variables.conf is in tuned 2.9.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 | # Examples:
# isolated_cores=2,4-7
# isolated_cores=2-23
#
# To disable the kernel load balancing in certain isolated CPUs:
# no_rebalance_cores=5-10
|