Document default limits in system.conf.in

I left them commented out to minimize the impact if we change them in
one place and not the other, but we should try to keep them in sync
anyway.

diff --git a/bus/system.conf.in b/bus/system.conf.in
index 014f67eeb1709fc85080dad936260283262d7eeb..55bd99c77c657a62e62ff02e1acafb10662b8789 100644 (file)
--- a/bus/system.conf.in
+++ b/bus/system.conf.in
@@ -100,6 +100,29 @@
   <!-- Include legacy configuration location -->
   <include ignore_missing="yes">@SYSCONFDIR_FROM_PKGDATADIR@/dbus-1/system.conf</include>
 
+  <!-- The defaults for these limits are hard-coded in dbus-daemon.
+       Some clarifications:
+       Times are in milliseconds (ms); 1000ms = 1 second
+       133169152 bytes = 127 MiB
+       33554432 bytes = 32 MiB
+       150000ms = 2.5 minutes -->
+  <!-- <limit name="max_incoming_bytes">133169152</limit> -->
+  <!-- <limit name="max_incoming_unix_fds">64</limit> -->
+  <!-- <limit name="max_outgoing_bytes">133169152</limit> -->
+  <!-- <limit name="max_outgoing_unix_fds">64</limit> -->
+  <!-- <limit name="max_message_size">33554432</limit> -->
+  <!-- <limit name="max_message_unix_fds">16</limit> -->
+  <!-- <limit name="service_start_timeout">25000</limit> -->
+  <!-- <limit name="auth_timeout">5000</limit> -->
+  <!-- <limit name="pending_fd_timeout">150000</limit> -->
+  <!-- <limit name="max_completed_connections">2048</limit> -->
+  <!-- <limit name="max_incomplete_connections">64</limit> -->
+  <!-- <limit name="max_connections_per_user">256</limit> -->
+  <!-- <limit name="max_pending_service_starts">512</limit> -->
+  <!-- <limit name="max_names_per_connection">512</limit> -->
+  <!-- <limit name="max_match_rules_per_connection">512</limit> -->
+  <!-- <limit name="max_replies_per_connection">128</limit> -->
+
   <!-- Config files are placed here that among other things, punch 
        holes in the above policy for specific services. -->
   <includedir>system.d</includedir>