r5076 - trunk/varnish-cache/doc/sphinx/tutorial

[perbu at varnish-cache.org]

Author: perbu
Date: 2010-08-09 14:11:19 +0200 (Mon, 09 Aug 2010)
New Revision: 5076

Modified:
   trunk/varnish-cache/doc/sphinx/tutorial/advanced_backend_servers.rst
Log:
add initial and duplcation of probes

Modified: trunk/varnish-cache/doc/sphinx/tutorial/advanced_backend_servers.rst
===================================================================
--- trunk/varnish-cache/doc/sphinx/tutorial/advanced_backend_servers.rst	2010-08-09 08:14:15 UTC (rev 5075)
+++ trunk/varnish-cache/doc/sphinx/tutorial/advanced_backend_servers.rst	2010-08-09 12:11:19 UTC (rev 5076)
@@ -126,6 +126,10 @@
 threshold 
  How many of the .window last polls must be good for the backend to be declared healthy.
 
+initial 
+ How many of the of the probes a good when Varnish starts - defaults
+ to the same amount as the threshold.
+
 Now we define the director.::
 
   director example_director round-robin {
@@ -144,3 +148,8 @@
 unhealty. Varnish can also serve stale content if all the backends are
 down. See :ref:`tutorial-handling_misbehaving_servers` for more
 information on how to enable this.
+
+Please note that Varnish will keep probes active for all loaded
+VCLs. Varnish will coalesce probes that seem identical - so be careful
+not to change the probe config if you do a lot of VCL
+loading. Unloading the VCL will discard the probes.