From 274884ef4d538eb9d0720b16d1399e8d8583801c Mon Sep 17 00:00:00 2001
From: wescoeur <ronan.abhamon@gmail.com>
Date: Thu, 25 Feb 2016 16:06:46 +0100
Subject: [PATCH] Reorder exceeded hosts by priority.

---
 packages/xo-server-load-balancer/src/index.js | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/packages/xo-server-load-balancer/src/index.js b/packages/xo-server-load-balancer/src/index.js
index 1868b9ba3..af1193f9e 100644
--- a/packages/xo-server-load-balancer/src/index.js
+++ b/packages/xo-server-load-balancer/src/index.js
@@ -126,7 +126,9 @@ function computeAverage (values, nPoints = values.length) {
   let sum = 0
   let tot = 0
 
-  for (let i = values.length - nPoints; i < values.length; i++) {
+  const { length } = values
+
+  for (let i = length - nPoints; i < length; i++) {
     const value = values[i]
 
     sum += value || 0
@@ -223,6 +225,17 @@ class Plan {
     if (exceeded.length === 0) {
       return
     }
+
+    // 3. Reorder the exceeded hosts by priority.
+    exceeded.sort((a, b) => {
+      a = avgWithRatio[a.id]
+      b = avgWithRatio[b.id]
+
+      return (b.cpus - a.cpus) || (a.memoryFree - b.memoryFree)
+    })
+
+    // 4. Search bests combinations...
+    // TODO
   }
 
   async _executeInDensityMode () {