vm.swappiness = 10 vm.lowmem_reserve_ratio = 64 64 8 vm.vfs_cache_pressure = 20 vm.dirty_ratio = 40 net.core.rmem_max=524288 net.core.wmem_max=524288 net.ipv4.tcp_rmem=4096 65536 65536 net.ipv4.tcp_wmem=65536 65536 524288