make -C tools/testing/selftests TARGETS=net TEST_PROGS=msg_zerocopy.sh TESST_GEN_PROGS="" run_tests make: Entering directory '/home/virtme/testing-3/tools/testing/selftests' make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net' make[1]: Nothing to be done for 'all'. make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net' make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net' TAP version 13 1..1 # overriding timeout to 7200 # selftests: net: msg_zerocopy.sh # ipv4 tcp -t 1 # tx=8005 (499 MB) txc=0 zc=n # rx=4004 (499 MB) # ipv4 tcp -z -t 1 # tx=4835 (301 MB) txc=4835 zc=n # rx=2418 (301 MB) # ok # ipv6 tcp -t 1 # tx=7740 (483 MB) txc=0 zc=n # rx=3869 (483 MB) # ipv6 tcp -z -t 1 # tx=4763 (297 MB) txc=4763 zc=n # rx=2381 (297 MB) # ok # ipv4 udp -t 1 # tx=17475 (1090 MB) txc=0 zc=n # rx=16825 (1049 MB) # ipv4 udp -z -t 1 # rx=7176 (447 MB) # ./msg_zerocopy: send: Connection refused not ok 1 selftests: net: msg_zerocopy.sh # exit=1 make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net' make: Leaving directory '/home/virtme/testing-3/tools/testing/selftests' xx__-> echo $? 0 xx__->