From 21bc8be7dfd23b6ae6cce54df3a13ebfe2fa9d09 Mon Sep 17 00:00:00 2001
From: David Glasser <glasser@meteor.com>
Date: Thu, 22 May 2014 15:43:26 -0700
Subject: [PATCH] get error message in 'ps ax' failure case

We still want JSON.stringify too because that includes stuff like the
exit code.

See #2158
---
 tools/run-mongo.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/run-mongo.js b/tools/run-mongo.js
index faf2b6d511..fcb6c43a9c 100644
--- a/tools/run-mongo.js
+++ b/tools/run-mongo.js
@@ -52,7 +52,8 @@ var findMongoPids = function (appDir, port) {
     'ps ax',
     function (error, stdout, stderr) {
       if (error) {
-        fut['throw'](new Error("Couldn't run ps ax: " + JSON.stringify(error)));
+        fut['throw'](new Error("Couldn't run ps ax: " + JSON.stringify(error) +
+                               "; " + error.message));
         return;
       }