From 37b548be0cc4993f18db4ae19eee0dcf29142174 Mon Sep 17 00:00:00 2001
From: "Stark, Jens (Landesbaudirektion)" <jens.stark@lbd.bayern.de>
Date: Mon, 3 Nov 2025 17:33:10 +0100
Subject: [PATCH] To prevent unexpected gaps in the graph when the interval is
 larger than 15 minutes, the lookbehind window is omitted.

---
 histou/grafana/graphpanel/graphpanelvictoriametricstarget.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/histou/grafana/graphpanel/graphpanelvictoriametricstarget.php b/histou/grafana/graphpanel/graphpanelvictoriametricstarget.php
index 8bd30da..5bbd068 100644
--- a/histou/grafana/graphpanel/graphpanelvictoriametricstarget.php
+++ b/histou/grafana/graphpanel/graphpanelvictoriametricstarget.php
@@ -34,7 +34,7 @@ public function jsonSerialize()
 
     private function getExpr()
     {
-        $expr =  'last_over_time({__name__=~"' . $this['measurement'] . "_(" . $this->getSelect() . ')",' . $this->getFilter() . '}[15m])';
+        $expr =  'last_over_time({__name__=~"' . $this['measurement'] . "_(" . $this->getSelect() . ')",' . $this->getFilter() . '})';
         return 'label_replace(' . $expr . ', "__tmp_alias", "$1", "__name__", "metrics_(.*)")';
     }