[root@promote ucx-1.15.0]# UCX_NET_DEVICES=mlx5_0:1 ucx_perftest 192.168.1.199 -t tag_bw -s 16384 -n 100000 [1709393484.677329] [promote:53864:0] perftest.c:783 UCX WARN CPU affinity is not set (bound to 12 cpus). Performance may be impacted. +---+---+---+---+---+ | ...