linux kernel tuning

sysctl.conf

fs.inotify.max_user_watches = 36864
net.ipv4.conf.all.rp_filter = 0
net.ipv4.conf.default.rp_filter = 0
net.netfilter.nf_conntrack_max = 10000000
vm.dirty_background_ratio = 5
vm.dirty_ratio = 10
vm.swappiness = 5
net.bridge.bridge-nf-call-ip6tables = 1
net.bridge.bridge-nf-call-iptables = 1
net.bridge.bridge-nf-call-arptables = 1
net.ipv4.neigh.default.gc_thresh1 = 4096
net.ipv4.neigh.default.gc_thresh2 = 8192
net.ipv4.neigh.default.gc_thresh3 = 16384
net.ipv4.route.gc_thresh = 16384
net.ipv4.neigh.default.gc_interval = 60
net.ipv4.neigh.default.gc_stale_time = 120
net.ipv6.neigh.default.gc_thresh1 = 4096
net.ipv6.neigh.default.gc_thresh2 = 8192
net.ipv6.neigh.default.gc_thresh3 = 16384
net.ipv6.route.gc_thresh = 16384
net.ipv6.neigh.default.gc_interval = 60
net.ipv6.neigh.default.gc_stale_time = 120
fs.aio-max-nr = 131072
net.ipv4.conf.all.accept_source_route = 0
net.ipv4.conf.default.accept_source_route = 0
net.ipv4.icmp_echo_ignore_broadcasts = 1
net.ipv4.conf.all.send_redirects = 0
net.ipv4.conf.default.send_redirects = 0
net.ipv6.conf.all.accept_source_route = 0
net.ipv4.ip_forward = 0