From 0f7ad4d23e95bb7404345f322c906c937d24e4c3 Mon Sep 17 00:00:00 2001
From: Peter Childs <pjchilds@gmail.com>
Date: Sun, 17 Dec 2023 13:26:21 +1030
Subject: [PATCH] ensure returned values do not exceed max of RRD file (#497)

---
 snmp/mysql | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/snmp/mysql b/snmp/mysql
index 530637352..d7ac4f09a 100755
--- a/snmp/mysql
+++ b/snmp/mysql
@@ -158,6 +158,8 @@ if (!isset($called_by_script_server)) {
          $output[] = $item;
       }
       list($short, $val) = explode(":", $item);
+      # ensure returned values do not exceed max limits in RRD
+      $val = $val % ( 124999999999 + 1 );
       echo(strtolower($short).":".strtolower($val)."\n");
    }
    debug(array("Final result", $output));