Several threads in multi core machine

If a process executes several threads(in multi core machine) does these threads are executes under same core where the process is running or is the linux kernel determine which thread to run in which core????????

Originally Posted by chamila1986 If a process executes several threads(in multi core machine) does these threads are executes under same core where the process is running or is the linux kernel determine which thread to run in which core????????

The kernel will schedule all threads freely between available CPU cores, unless you assign a CPU affinity mask.