# Performance Tuning
net.core.somaxconn = 100000
net.core.netdev_max_backlog = 65536
net.ipv4.ip_local_port_range = 10240 65535
net.ipv4.ip_nonlocal_bind = 1
net.ipv4.tcp_max_syn_backlog = 8192
net.ipv4.tcp_fin_timeout = 10
net.ipv4.tcp_syncookies = 1
net.ipv4.tcp_max_tw_buckets = 262144
net.ipv4.tcp_tw_reuse = 1
net.ipv4.tcp_window_scaling = 1
net.netfilter.nf_conntrack_tcp_timeout_established = 300
net.ipv4.conf.all.rp_filter = 1
net.ipv4.conf.default.rp_filter = 1
net.ipv4.icmp_echo_ignore_broadcasts = 1
net.ipv4.icmp_ratelimit = 1000
net.ipv4.icmp_ratemask = 88089
vm.swappiness = 0