numactl

linux

Control NUMA policy for processes or shared memory.

Examples (3)

Run a command on node 0 with memory allocated on node 0 and 1

numactl --cpunodebind=0 --membind=0,1 -- command command_arguments

Run a command on CPUs (cores) 0-4 and 8-12 of the current cpuset

numactl --physcpubind=+0-4,8-12 -- command command_arguments

Run a command with its memory interleaved on all CPUs

numactl --interleave=all -- command command_arguments