1 files changed, 4 insertions, 0 deletions
diff --git a/SIGNALS b/SIGNALS
index fc0fa31..7cd087f 100644
--- a/SIGNALS
+++ b/SIGNALS
@@ -25,6 +25,10 @@ processes are documented here as well.
   * WINCH - gracefully stops workers but keep the master running.
     This will only work for daemonized processes.
  
+ * TTIN - increment the number of worker processes by one
+
+ * TTOU - decrement the number of worker processes by one
+
  === Worker Processes
  
  Sending signals directly to the worker processes should not normally be