From b32ff11c61b145dd22cd09ed909e27675ed6cb14 Mon Sep 17 00:00:00 2001
From: Lars Windolf <lars.lindner@gmail.com>
Date: Tue, 7 Jan 2014 15:28:01 +0100
Subject: [PATCH] Avoid negative queries count on Sphinx restart

Difference calculation can go negative when Sphinx is restarted. This makes ugly spikes in the graph.
---
 plugins/sphinx/sphinx_queries | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/plugins/sphinx/sphinx_queries b/plugins/sphinx/sphinx_queries
index 0862b7c3..7a9d9527 100755
--- a/plugins/sphinx/sphinx_queries
+++ b/plugins/sphinx/sphinx_queries
@@ -54,6 +54,9 @@ if (!file_exists($sTmpFilePath)) {
     fclose($fp);
 
     $toShow = (int) ($iCurrent - (int) $iOldCount);
+    if ($toShow < 0) {
+      $toShow = 0;
+    }
 }
 
 echo "current.value $toShow\n";