X-Git-Url: https://git.openstreetmap.org/chef.git/blobdiff_plain/eecaf26698348adf3d3b64ea680ad82f959a5ae4..ff6e215ca12d2efe3493da1eb0152751ceef7162:/roles/base.rb

diff --git a/roles/base.rb b/roles/base.rb
index 4d453e45c..2da7e4e24 100644
--- a/roles/base.rb
+++ b/roles/base.rb
@@ -24,6 +24,14 @@ default_attributes(
     },
     :search => ["openstreetmap.org"]
   },
+  :prometheus => {
+    :metrics => {
+      :exim_queue_limit => {
+        :help => "Mail queue alert level",
+        :metric => 50
+      }
+    }
+  },
   :sysctl => {
     :panic => {
       :comment => "Reboot automatically after a panic",
@@ -66,16 +74,14 @@ default_attributes(
       }
     },
     :default_qdisc => {
-      :comment => "Use fq as the default queuing discipline and cubic for congestion control",
+      :comment => "Use fq as the default queuing discipline",
       :parameters => {
-        "net.core.default_qdisc" => "fq",
-        "net.ipv4.tcp_congestion_control" => "cubic"
+        "net.core.default_qdisc" => "fq"
       }
     },
     :tune_cpu_scheduler => {
       :comment => "Tune CPU scheduler for server scheduling",
       :parameters => {
-        "kernel.sched_migration_cost_ns" => 50000000,
         "kernel.sched_autogroup_enabled" => 0
       }
     }