# High concurrent NFS root boots (Pi fleet)
net.core.rmem_max = 16777216
net.core.wmem_max = 16777216
net.core.rmem_default = 1048576
net.core.wmem_default = 1048576
net.core.netdev_max_backlog = 5000
net.ipv4.tcp_rmem = 4096 87380 16777216
net.ipv4.tcp_wmem = 4096 65536 16777216
net.ipv4.neigh.default.gc_thresh1 = 4096
net.ipv4.neigh.default.gc_thresh2 = 8192
net.ipv4.neigh.default.gc_thresh3 = 16384
net.ipv4.neigh.default.base_reachable_time_ms = 600000
fs.file-max = 2097152
sunrpc.tcp_slot_table_entries = 128
sunrpc.tcp_max_slot_table_entries = 128
vm.swappiness = 10
vm.dirty_ratio = 20
vm.dirty_background_ratio = 5