nixos

commit af6a8bcc9bd629a7bc85f314085498f381adab5e
parent 4d0e2e512ade6ea12e84021e72d6a0ca98dac127
Author: MTRNord <mtrnord1@gmail.com>
Date:   Mon,  4 Sep 2023 23:19:40 +0200

Smaller tweaks for perf

Diffstat:
M
nixos/common/server.nix
 | 
16
++++++++++++++++
M
nixos/worker-1/configuration.nix
 | 
12
++++++------

2 files changed, 22 insertions(+), 6 deletions(-)
diff --git a/nixos/common/server.nix b/nixos/common/server.nix
@@ -34,6 +34,7 @@
       "net.ipv4.tcp_congestion_control" = "bbr";
       "net.ipv4.conf.all.forwarding" = true;
       "net.ipv6.conf.all.forwarding" = true;
+      "net.ipv4.tcp_tw_reuse" = 1;
     };
     # Ensure a clean & sparkling /tmp on fresh boots.
     tmp.cleanOnBoot = true;
@@ -58,4 +59,19 @@
       UseDns = false;
     };
   };
+
+  security.pam.loginLimits = [
+    {
+      domain = "*";
+      type = "hard";
+      item = "nofile";
+      value = "8192";
+    }
+    {
+      domain = "*";
+      type = "soft";
+      item = "nofile";
+      value = "8192";
+    }
+  ];
 }
diff --git a/nixos/worker-1/configuration.nix b/nixos/worker-1/configuration.nix
@@ -350,7 +350,9 @@
       enable = true;
       config = ''
         global
-          maxconn 100
+          maxconn 300
+          nbthread 6
+          cpu-map 1/all 0-5
 
         defaults
           log global
@@ -358,7 +360,7 @@
           retries 2
           timeout client 30m
           timeout connect 4s
-          timeout server 30m
+          timeout server 1m
           timeout check 5s
 
         listen postgres
@@ -369,10 +371,8 @@
           option httpchk
           http-check expect status 200
           default-server inter 3s fall 3 rise 2 on-marked-down shutdown-sessions
-          server pgsql1 100.64.0.3:5432 maxconn 100 check port 8008
-          server pgsql2 100.64.0.1:5432 maxconn 100 check port 8008
-          server pg_new1 10.100.0.2:5432 maxconn 100 check port 8008
-          server pg_new2 10.100.0.1:5432 maxconn 100 check port 8008
+          server pg_new1 10.100.0.2:5432 maxconn 300 check port 8008
+          server pg_new2 10.100.0.1:5432 maxconn 300 check port 8008
       '';
     };