tools/testing/selftests/net/udpgso_bench.sh

   1 #!/bin/bash
   2 # SPDX-License-Identifier: GPL-2.0
   3 #
   4 # Run a series of udpgso benchmarks
   5
   6 wake_children() {
   7         local -r jobs="$(jobs -p)"
   8
   9         if [[ "${jobs}" != "" ]]; then
  10                 kill -1 ${jobs} 2>/dev/null
  11         fi
  12 }
  13 trap wake_children EXIT
  14
  15 run_one() {
  16         local -r args=$@
  17
  18         ./udpgso_bench_rx &
  19         ./udpgso_bench_rx -t &
  20
  21         ./udpgso_bench_tx ${args}
  22 }
  23
  24 run_in_netns() {
  25         local -r args=$@
  26
  27         ./in_netns.sh $0 __subprocess ${args}
  28 }
  29
  30 run_udp() {
  31         local -r args=$@
  32
  33         echo "udp"
  34         run_in_netns ${args}
  35
  36         echo "udp gso"
  37         run_in_netns ${args} -S
  38 }
  39
  40 run_tcp() {
  41         local -r args=$@
  42
  43         echo "tcp"
  44         run_in_netns ${args} -t
  45
  46         echo "tcp zerocopy"
  47         run_in_netns ${args} -t -z
  48 }
  49
  50 run_all() {
  51         local -r core_args="-l 4"
  52         local -r ipv4_args="${core_args} -4 -D 127.0.0.1"
  53         local -r ipv6_args="${core_args} -6 -D ::1"
  54
  55         echo "ipv4"
  56         run_tcp "${ipv4_args}"
  57         run_udp "${ipv4_args}"
  58
  59         echo "ipv6"
  60         run_tcp "${ipv4_args}"
  61         run_udp "${ipv6_args}"
  62 }
  63
  64 if [[ $# -eq 0 ]]; then
  65         run_all
  66 elif [[ $1 == "__subprocess" ]]; then
  67         shift
  68         run_one $@
  69 else
  70         run_in_netns $@
  71 fi