all repos — nixfiles @ a114b12027fbd82484833a7a2ded35273de39e3b

System and user configuration, managed by nix and home-manager

bare-metal: tweak TCP congestion control
Alan Pearce alan@alanpearce.eu
Mon, 24 Sep 2018 16:08:09 +0200
commit

a114b12027fbd82484833a7a2ded35273de39e3b

parent

474a3757e7eb9d57d040c6f95c3b689c17288bca

1 files changed, 5 insertions(+), 0 deletions(-)

jump to
M modules/hardware/bare-metal.nix → modules/hardware/bare-metal.nix
@@ -11,6 +11,11 @@ ]; 
   hardware.cpu.intel.updateMicrocode = true;
 
+  boot.kernel.sysctl = {
+    "net.ipv4.tcp_allowed_congestion_control" = "illinois reno lp";
+    "net.ipv4.tcp_congestion_control" = "illinois";
+  };
+
   boot.tmpOnTmpfs = true;
 
   fileSystems."/".options = [ "noatime" "nodiratime" ];