#!/bin/bash # SPDX-License-Identifier: GPL-2.0 # Copyright (c) 2022 Meta Platforms, Inc. and affiliates. source lib.sh NR_FILES=24100 SAVED_NR_FILES=$(ulimit -n) setup() { setup_ns NS ip netns exec $NS sysctl -q -w net.ipv6.ip_nonlocal_bind=1 ulimit -n $NR_FILES } cleanup() { cleanup_ns $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