net.core.rmem_default=262144
net.core.wmem_default=262144

net.core.rmem_max=33554432
net.core.wmem_max=33554432

net.ipv4.tcp_rmem = 4096 262144 33554432
net.ipv4.tcp_wmem = 4096 262144 33554432
net.ipv4.tcp_mem = 4096 262144 33554432

net.core.netdev_max_backlog = 16384
net.ipv4.ipfrag_high_threshold = 8388608

sudo sysctl -p