gistfile1.txt

#--------------------------------------------------------------
# Networking setup
#

net.ipv4.ip_forward = 1
net.ipv4.conf.default.rp_filter = 0
net.ipv4.conf.default.accept_source_route = 0
kernel.core_uses_pid = 1

net.ipv4.ip_local_port_range = 1024 65000
net.core.somaxconn = 262144
net.core.netdev_max_backlog = 25000

net.ipv4.tcp_max_syn_backlog = 262144
net.ipv4.tcp_max_orphans = 262144
net.ipv4.tcp_synack_retries = 3

net.ipv4.route.max_size = 262144
net.ipv4.neigh.default.gc_thresh1 = 1024
net.ipv4.neigh.default.gc_thresh2 = 2048
net.ipv4.neigh.default.gc_thresh3 = 4096

net.ipv4.tcp_timestamps = 1
net.ipv4.tcp_no_metrics_save = 1
net.ipv4.tcp_fin_timeout = 3
net.ipv4.tcp_syncookies = 0
net.ipv4.tcp_syn_retries = 2

net.ipv4.tcp_tw_recycle = 1
net.ipv4.tcp_tw_reuse = 1
net.ipv4.tcp_max_tw_buckets = 400000

net.core.rmem_max=16777216
net.core.wmem_max=16777216
net.ipv4.tcp_rmem=4096 87380 16777216
net.ipv4.tcp_wmem=4096 65536 16777216

# Controls the maximum size of a message, in bytes
kernel.msgmnb = 65536

# Controls the default maxmimum size of a mesage queue
kernel.msgmax = 65536