Instead of accepting mail from all over the internet and queueing it

when the load is too high, back off and only accept mail from debian
hosts when the load hits a threshhold.  At the next threshhold, slightly
higher, start also only queueing mail.
Signed-off-by: Stephen Gran <steve@lobefin.net>

diff --git a/modules/exim/templates/eximconf.erb b/modules/exim/templates/eximconf.erb
index a8b88ecf0d774c51e4db610e4a7eb0c526173b1f..462daa849ee39ebff2a35c1e8bde5300f60cfd0c 100644 (file)
--- a/modules/exim/templates/eximconf.erb
+++ b/modules/exim/templates/eximconf.erb
@@ -214,7 +214,8 @@ delay_warning =
 <% if nodeinfo.has_key?('heavy_exim') and not nodeinfo['heavy_exim'].empty? %>
 queue_run_max = 50
 deliver_queue_load_max = 50
-queue_only_load = 15
+queue_only_load = 35
+smtp_load_reserve = 20
 <% else %>
 queue_run_max = 5
 deliver_queue_load_max = 10