X-Git-Url: https://git.openstreetmap.org./chef.git/blobdiff_plain/eb690e187c60604ecd3c257edfe9313971ab2fae..dfaeb28d4cbfdf3a1b11ebd9a1d7bcbbf697f5cc:/roles/base.rb

diff --git a/roles/base.rb b/roles/base.rb
index ce481861c..879a11a3d 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",
@@ -41,9 +49,9 @@ default_attributes(
       :parameters => {
         "net.core.rmem_max" => "16777216",
         "net.core.wmem_max" => "16777216",
-        "net.ipv4.tcp_rmem" => "4096\t87380\t16777216",
-        "net.ipv4.tcp_wmem" => "4096\t65536\t16777216",
-        "net.ipv4.udp_mem" => "3145728\t4194304\t16777216"
+        "net.ipv4.tcp_rmem" => "4096 87380 16777216",
+        "net.ipv4.tcp_wmem" => "4096 65536 16777216",
+        "net.ipv4.udp_mem" => "3145728 4194304 16777216"
       }
     },
     :network_backlog => {
@@ -75,7 +83,6 @@ default_attributes(
     :tune_cpu_scheduler => {
       :comment => "Tune CPU scheduler for server scheduling",
       :parameters => {
-        "kernel.sched_migration_cost_ns" => 50000000,
         "kernel.sched_autogroup_enabled" => 0
       }
     }
@@ -88,6 +95,7 @@ run_list(
   "recipe[chef]",
   "recipe[devices]",
   "recipe[hardware]",
+  "recipe[prometheus]",
   "recipe[munin::plugins]",
   "recipe[networking]",
   "recipe[exim]",