README.markdown in resque-igo-1.12.7 vs README.markdown in resque-igo-1.12.8

@@ -293,9 +293,16 @@
 information. You can also set the `VVERBOSE` (very verbose) env
 variable.
 
     $ VVERBOSE=1 QUEUE=file_serve rake environment resque:work
 
+### Process IDs (PIDs)
+
+There are scenarios where it's helpful to record the PID of a resque
+worker process.  Use the PIDFILE option for easy access to the PID:
+
+    $ PIDFILE=./resque.pid QUEUE=file_serve rake environment resque:work
+
 
 ### Priorities and Queue Lists
 
 Resque doesn't support numeric priorities but instead uses the order
 of queues you give it. We call this list of queues the "queue list."