Isolate a CPU Core
- Run
cat /proc/cpuinfo
to check the information of CPU: - Add parameters ‘isolcpus’ in the startup command line file
‘extlinux.conf’, and isolate specific CPUs from the general SMP
balancing and scheduler algorithms.Tip: Click this link for more details.
- Modify the parameters as shown in the figure above. After restarting, the core/processor 3 will not participate in system scheduling.