From df9335382d2708c96c72d51dcbec56211faf5cbb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Markus=20M=C3=A4kel=C3=A4?= <markus.makela@mariadb.com>
Date: Tue, 29 Jan 2019 03:04:29 +0200
Subject: [PATCH] Fix qc cache memory usage message

A zero value would get printed as -nanYiB.
---
 server/core/config.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/server/core/config.cc b/server/core/config.cc
index 28124a0ba..8c3078929 100644
--- a/server/core/config.cc
+++ b/server/core/config.cc
@@ -1229,6 +1229,10 @@ bool config_load_global(const char* filename)
                     "cache. To enable it, add '%s' to the configuration file.",
                     CN_QUERY_CLASSIFIER_CACHE_SIZE);
     }
+    else if (gateway.qc_cache_properties.max_size == 0)
+    {
+        MXS_NOTICE("Query classifier cache is disabled");
+    }
     else
     {
         MXS_NOTICE("Using up to %s of memory for query classifier cache",