Linux kernel parameter optimization case code in production environment

Net.ipv4.tcp_syn_retries = 1

Net.ipv4.tcp_synack_retries = 1

Net.ipv4.tcp_keepalive_time = 600

Net.ipv4.tcp_keepalive_probes = 3

NET.IPV4.TCP_KEEPALIVE_INTVL =15

Net.ipv4.tcp_retries2 = 5

Net.ipv4.tcp_fin_timeout = 2

Net.ipv4.tcp_max_tw_buckets = 36000

Net.ipv4.tcp_tw_recycle = 1

Net.ipv4.tcp_tw_reuse = 1

Net.ipv4.tcp_max_orphans = 32768

Net.ipv4.tcp_syncookies = 1

Net.ipv4.tcp_max_syn_backlog = 16384

Net.ipv4.tcp_wmem = 8192 131072 16777216

Net.ipv4.tcp_rmem = 32768 131072 16777216

Net.ipv4.tcp_mem = 786432 1048576 1572864

Net.ipv4.ip_local_port_range = 1024 65000

Net.ipv4.ip_conntrack_max = 65536

net.ipv4.netfilter.ip_conntrack_max=65536

net.ipv4.netfilter.ip_conntrack_tcp_timeout_established=180

Net.core.somaxconn = 16384

Net.core.netdev_max_backlog = 16384

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Linux kernel parameter optimization case code in production environment