sysctl -w net.core.rmem_max=16777216 sysctl -w net.core.wmem_max=16777216 sysctl -w net.core.wmem_default=16777216 sysctl -w net.core.rmem_default=16777216 sysctl -w net.ipv4.udp_mem=“16777216 16777216 16777216” sysctl -w net.ipv4.udp_rmem_min=16777216 sysctl -w net.ipv4.udp_wmem_min=16777216 sysctl -p #sysctl -a