# riduce ritardi kernel / utente
net.core.busy_poll = 50
net.core.busy_read = 50

# UDP buffers più ampi
net.ipv4.udp_rmem_min = 16384
net.ipv4.udp_wmem_min = 16384

# socket buffer default equilibrati
net.core.rmem_default = 262144
net.core.wmem_default = 262144
net.core.rmem_max = 524288
net.core.wmem_max = 524288

# disabilita delayed ack per tcp (solo se usi DoH/DoT)
net.ipv4.tcp_low_latency = 1