| #!/bin/bash |
| # SPDX-License-Identifier: GPL-2.0 |
| # Copyright (c) 2022 Meta Platforms, Inc. and affiliates. |
| |
| NS='stress_reuseport_listen_ns' |
| NR_FILES=24100 |
| SAVED_NR_FILES=$(ulimit -n) |
| |
| setup() { |
| ip netns add $NS |
| ip netns exec $NS sysctl -q -w net.ipv6.ip_nonlocal_bind=1 |
| ulimit -n $NR_FILES |
| } |
| |
| cleanup() { |
| ip netns del $NS |
| ulimit -n $SAVED_NR_FILES |
| } |
| |
| trap cleanup EXIT |
| setup |
| # 300 different vips listen on port 443 |
| # Each vip:443 sockaddr has 80 LISTEN sock by using SO_REUSEPORT |
| # Total 24000 listening socks |
| ip netns exec $NS ./stress_reuseport_listen 300 80 |
