From 5eb5658a74131b2472c360f6ec327889da821290 Mon Sep 17 00:00:00 2001
From: grossmj <grossmj@gns3.net>
Date: Mon, 20 Sep 2021 18:08:02 +0930
Subject: [PATCH] Fix memory percentage left warning. Fixes #1966

---
 gns3server/compute/base_node.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gns3server/compute/base_node.py b/gns3server/compute/base_node.py
index 0341d101..52b8713d 100644
--- a/gns3server/compute/base_node.py
+++ b/gns3server/compute/base_node.py
@@ -844,7 +844,7 @@ class BaseNode:
         """
 
         available_ram = int(psutil.virtual_memory().available / (1024 * 1024))
-        percentage_left = psutil.virtual_memory().percent
+        percentage_left = 100 - psutil.virtual_memory().percent
         if requested_ram > available_ram:
             message = '"{}" requires {}MB of RAM to run but there is only {}MB - {}% of RAM left on "{}"'.format(self.name,
                                                                                                                  requested_ram,