+#<Plugin varnish>
+# This tag support an argument if you want to
+# monitor the local instance just use </Instance>
+# If you prefer defining another instance you can do
+# so by using <Instance "myinstance">
+# <Instance>
+# Will monitor :
+# - cache hits
+# - cache misses
+# - cache hits for pass
+# CollectCache true
+#
+# Will monitor:
+# - backend connection : success
+# - backend connection : not attempted
+# - backend connection : too many
+# - backend connection : failures
+# - backend connection : reuses
+# - backend connection : was closed
+# - backend connection : recycles
+# - backend connection : unused
+# CollectBackend true
+#
+# Will monitor :
+# - client connections accepted
+# - connection dropped
+# - client requests received
+# CollectConnections true
+#
+# Will monitor:
+# - SHM records
+# - SHM writes
+# - SHM flushes due to overflow
+# - SHM MTX contention
+# - SHM cycles through buffer
+# CollectSHM true
+#
+# Will monitor:
+# - Objects ESI parsed
+# - ESI parse errors
+# CollectESI false
+#
+# Will monitor:
+# - fetch head
+# - fetch with Length
+# - fetch chunked
+# - fetch EOF
+# - fetch had bad headers
+# - fetch wanted close
+# - fetch pre HTTP/1.1 closed
+# - fetch zero length
+# - fetch failed
+# CollectFetch false
+#
+# Will monitor:
+# - HCB lookups without lock
+# - HCB lookups with lock
+# - HCB inserts
+# CollectHCB false
+#
+# Will monitor:
+# - SMA allocator requests
+# - SMA outstanding allocations
+# - SMA outstanding bytes
+# - SMA bytes allocated
+# - SMA bytes free
+# CollectSMA false
+#
+# Will monitor:
+# - SMS allocator requests
+# - SMS outstanding allocations
+# - SMS outstanding bytes
+# - SMS bytes allocated
+# - SMS bytes freed
+# CollectSMS false
+#
+# Will monitor:
+# - allocator requests
+# - outstanding allocations
+# - bytes allocated
+# - bytes free
+# CollectSM false
+# </Instance>
+#</Plugin>
+