When DIAGNOSTICS is defined, log every step that each session goes through, along with some vital statistics, and flush the log regularly.
When DIAGNOSTICS is defined, log every step that each session goes through,
along with some vital statistics, and flush the log regularly.


git-svn-id: 7d4b18ab7d176792635d6a7a77dd8cbbea8e8daa@2215 d4fa192b-c00b-0410-8231-f00ffab90ce4

ssm/pkg-varnish,wikimedia/operations-debs-varnish,CartoDB/Varnish-Cache,ssm/pkg-varnish,CartoDB/Varnish-Cache,wikimedia/operations-debs-varnish,ssm/pkg-varnish,CartoDB/Varnish-Cache,ssm/pkg-varnish,ssm/pkg-varnish,wikimedia/operations-debs-varnish,wikimedia/operations-debs-varnish,wikimedia/operations-debs-varnish