1; setup numa policy for each thread 2; 'numactl --show' to determine the maximum numa nodes 3[global] 4ioengine=libaio 5buffered=0 6rw=randread 7bs=512K 8iodepth=16 9size=512m 10filename=/dev/sdb1 11 12; Fix memory blocks (512K * 16) in numa node 0 13[job1] 14numa_cpu_nodes=0 15numa_mem_policy=bind:0 16 17; Interleave memory blocks (512K * 16) in numa node 0 and 1 18[job2] 19numa_cpu_nodes=0-1 20numa_mem_policy=interleave:0-1 21 22