net.core.default_qdisc = fq
net.ipv4.tcp_congestion_control = bbr
net.ipv4.icmp_echo_ignore_all=0

net.ipv4.tcp_fin_timeout = 6
net.ipv4.tcp_keepalive_time = 30
net.ipv4.tcp_max_tw_buckets = 8000
net.ipv4.tcp_tw_reuse = 1
net.ipv4.tcp_tw_recycle = 1
net.ipv4.tcp_syncookies = 1
net.ipv4.tcp_max_syn_backlog = 30000
net.ipv4.tcp_syn_retries = 2
net.ipv4.tcp_synack_retries = 2
net.ipv4.ip_local_port_range = 1025 61000
net.ipv4.tcp_keepalive_intvl = 3
net.ipv4.tcp_keepalive_probes = 2

vm.overcommit_memory=1