--- elwix/config/etc/default/sysctl.conf	2017/06/13 17:39:31	1.9.2.3
+++ elwix/config/etc/default/sysctl.conf	2024/01/29 13:59:19	1.10.4.1
@@ -2,9 +2,10 @@
 #
 # elwix sysctl.conf
 #
-# $Id: sysctl.conf,v 1.9.2.3 2017/06/13 17:39:31 misho Exp $
+# $Id: sysctl.conf,v 1.10.4.1 2024/01/29 13:59:19 misho Exp $
 
 sysctl -w kern.coredump=0
+sysctl -w debug.debugger_on_panic=0
 sysctl -w net.bpf.zerocopy_enable=1
 sysctl -w net.bpf.optimize_writers=1
 sysctl -w kern.ipc.somaxconn=1024
@@ -19,9 +20,15 @@ sysctl -w net.inet6.ip6.forwarding=1
 sysctl -w net.inet6.ip6.accept_rtadv=0
 sysctl -w net.inet6.ip6.no_radr=0
 sysctl -w kern.maxfilesperproc=4096
+sysctl -w net.inet.tcp.sendbuf_auto=1
+sysctl -w net.inet.tcp.recvbuf_auto=1
+sysctl -w net.inet.tcp.sendbuf_inc=16384
+sysctl -w net.inet.tcp.recvbuf_inc=524288
 #sysctl -w kern.maxfiles=65536
 #sysctl -w kern.ipc.maxsockets=65536
 #sysctl -w kern.ipc.maxsockbuf=16777216
+#sysctl -w net.inet.tcp.sendbuf_max=16777216
+#sysctl -w net.inet.tcp.recvbuf_max=16777216
 #sysctl -w kern.ipc.maxpipekva=16777216
 #sysctl -w net.graph.maxdgram=131072
 #sysctl -w net.graph.recvspace=131072
@@ -62,3 +69,13 @@ sysctl -w hw.pci.do_power_nodriver=3
 #sysctl -w security.bsd.see_other_gids=0
 # Prevent some potential exploit
 #sysctl -w security.bsd.unprivileged_proc_debug=0
+
+# Intel NIC tunning
+#sysctl -w hw.em.rx_process_limit=-1
+#sysctl -w hw.em.txd=2048
+#sysctl -w hw.em.rxd=048
+
+#sysctl -w hw.igb.rx_process_limit=-1
+#sysctl -w hw.igb.txd=2048
+#sysctl -w hw.igb.rxd=048
+#sysctl -w hw.igb.max_interrupt_rate=16000