Overcommit for all redis'

config/default.nix

@@ -18,8 +18,7 @@
   boot = {
     tmp.cleanOnBoot = true;
     kernel.sysctl = {
-      # reset 60 seconds after a kernel panic
-      "kernel.panic" = 60;
+      "kernel.panic" = 60; # reset 60 seconds after a kernel panic
       "net.ipv4.tcp_congestion_control" = "bbr";
     };
     # recommend to turn off, only on by default for backwards compatibility
@@ -243,6 +242,8 @@
       stopServices = lib.optional config.services.nginx.enable "nginx"
         ++ lib.optional config.c3d2.hq.statistics.enable "collectd";
     };
+
+    redis.vmOverCommit = true;
   };
 
   security.acme = {

hosts/caveman/default.nix

@@ -26,9 +26,6 @@
     Storage=volatile
   '';
 
-  # Required by redis
-  boot.kernel.sysctl."vm.overcommit_memory" = 1;
-
   sops = {
     defaultSopsFile = ./secrets.yaml;
     secrets = {