From 3cae8aa6f6847a2c87004db962661ef68cd8a57f Mon Sep 17 00:00:00 2001
From: Francisco Guerrero <frankgh@apache.org>
Date: Mon, 27 Jul 2026 09:19:40 -0500
Subject: [PATCH] ninja fix: ensure defaultReadThresholds is cleared for
 CASSANDRA-21467

---
 src/java/org/apache/cassandra/config/DatabaseDescriptor.java | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/java/org/apache/cassandra/config/DatabaseDescriptor.java b/src/java/org/apache/cassandra/config/DatabaseDescriptor.java
index 2d2d2af3be..0885b72d2f 100644
--- a/src/java/org/apache/cassandra/config/DatabaseDescriptor.java
+++ b/src/java/org/apache/cassandra/config/DatabaseDescriptor.java
@@ -334,6 +334,7 @@ public class DatabaseDescriptor
     private static void clear()
     {
         sstableFormats = null;
+        defaultReadThresholds = null;
         clearMBean("org.apache.cassandra.db:type=DynamicEndpointSnitch");
         clearMBean("org.apache.cassandra.db:type=EndpointSnitchInfo");
         clearMBean("org.apache.cassandra.db:type=LocationInfo");
@@ -5590,7 +5591,7 @@ public class DatabaseDescriptor
     {
         logger.info("updating  coordinator_read_size_warn_threshold to {}", value);
         conf.coordinator_read_size_warn_threshold = value;
-        defaultReadThresholds = new QueryOptions.DefaultReadThresholds(value, getCoordinatorReadSizeFailThreshold());
+        defaultReadThresholds = null;
     }
 
     @Nullable
@@ -5603,7 +5604,7 @@ public class DatabaseDescriptor
     {
         logger.info("updating  coordinator_read_size_fail_threshold to {}", value);
         conf.coordinator_read_size_fail_threshold = value;
-        defaultReadThresholds = new QueryOptions.DefaultReadThresholds(getCoordinatorReadSizeWarnThreshold(), value);
+        defaultReadThresholds = null;
     }
 
     @Nullable