From 2040f90177c1963c4c0b702f6323efab077d53fc Mon Sep 17 00:00:00 2001
From: Mark Stosberg <mark@rideamigos.com>
Date: Mon, 12 Jan 2015 12:06:52 -0500
Subject: [PATCH] Fixes #603: Now use a rolling restart to minimize downtime.

---
 lib/forever.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/lib/forever.js b/lib/forever.js
index b0af69b7..21b90205 100644
--- a/lib/forever.js
+++ b/lib/forever.js
@@ -237,7 +237,13 @@ function stopOrRestart(action, event, format, target) {
     }
 
     if (procs && procs.length > 0) {
-      async.map(procs, sendAction, function (err, results) {
+      // If we are restarting, use a rolling-restart so that at least one process is always up, minimizing down time.
+      var mapAction = async.map;
+      if (sendAction === 'restart' || sendAction === 'restartall') {
+        mapAction = async.mapSeries;
+      }
+
+      mapAction(procs, sendAction, function (err, results) {
         if (err) {
           emitter.emit('error', err);
         }