make -C tools/testing/selftests TARGETS="net" TEST_PROGS=msg_zerocopy.sh TTEST_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=8950 (558 MB) txc=0 zc=n
# rx=4475 (558 MB)
# ipv4 tcp -z -t 1
# tx=5560 (346 MB) txc=5560 zc=n
# rx=2780 (346 MB)
# ok
# ipv6 tcp -t 1
# tx=7284 (454 MB) txc=0 zc=n
# rx=3637 (454 MB)
# ipv6 tcp -z -t 1
# tx=5475 (341 MB) txc=5475 zc=n
# rx=2737 (341 MB)
# ok
# ipv4 udp -t 1
# tx=16631 (1037 MB) txc=0 zc=n
# rx=16187 (1010 MB)
# ipv4 udp -z -t 1
# rx=6452 (402 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__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
xx__->