diff --git a/components/camel-quartz/src/test/resources/org/apache/camel/component/quartz/SpringQuartzPersistentStoreRestartAppChangeCronExpressionTest1.xml b/components/camel-quartz/src/test/resources/org/apache/camel/component/quartz/SpringQuartzPersistentStoreRestartAppChangeCronExpressionTest1.xml
index a3f6e123faf0a..130ccae72a5c9 100644
--- a/components/camel-quartz/src/test/resources/org/apache/camel/component/quartz/SpringQuartzPersistentStoreRestartAppChangeCronExpressionTest1.xml
+++ b/components/camel-quartz/src/test/resources/org/apache/camel/component/quartz/SpringQuartzPersistentStoreRestartAppChangeCronExpressionTest1.xml
@@ -61,7 +61,7 @@
     </property>
   </bean>
 
-  <camelContext id="camelContext-{{testClassSimpleName}}" managementNamePattern="#name#" xmlns="http://camel.apache.org/schema/spring">
+  <camelContext id="camelContext-{{testClassSimpleName}}" managementNamePattern="#name#-cron1" xmlns="http://camel.apache.org/schema/spring">
     <route id="quartzRoute">
       <from uri="quartzBean://app/test?cron=0+0/1+*+1/1+*+?+*"/>
       <to uri="log:trigger"/>
diff --git a/components/camel-quartz/src/test/resources/org/apache/camel/component/quartz/SpringQuartzPersistentStoreRestartAppChangeCronExpressionTest2.xml b/components/camel-quartz/src/test/resources/org/apache/camel/component/quartz/SpringQuartzPersistentStoreRestartAppChangeCronExpressionTest2.xml
index 83c1a343febed..14aa56f83d793 100644
--- a/components/camel-quartz/src/test/resources/org/apache/camel/component/quartz/SpringQuartzPersistentStoreRestartAppChangeCronExpressionTest2.xml
+++ b/components/camel-quartz/src/test/resources/org/apache/camel/component/quartz/SpringQuartzPersistentStoreRestartAppChangeCronExpressionTest2.xml
@@ -61,7 +61,7 @@
     </property>
   </bean>
 
-  <camelContext id="camelContext-{{testClassSimpleName}}" managementNamePattern="#name#1" xmlns="http://camel.apache.org/schema/spring">
+  <camelContext id="camelContext-{{testClassSimpleName}}" managementNamePattern="#name#-cron2" xmlns="http://camel.apache.org/schema/spring">
     <route id="quartzRoute">
       <from uri="quartzBean://app/test?cron=0+0/2+*+1/1+*+?+*"/>
       <to uri="log:trigger"/>
diff --git a/components/camel-quartz/src/test/resources/org/apache/camel/component/quartz/SpringQuartzPersistentStoreRestartAppChangeOptionsTest1.xml b/components/camel-quartz/src/test/resources/org/apache/camel/component/quartz/SpringQuartzPersistentStoreRestartAppChangeOptionsTest1.xml
index b906f210e2529..22386dfcb6b79 100644
--- a/components/camel-quartz/src/test/resources/org/apache/camel/component/quartz/SpringQuartzPersistentStoreRestartAppChangeOptionsTest1.xml
+++ b/components/camel-quartz/src/test/resources/org/apache/camel/component/quartz/SpringQuartzPersistentStoreRestartAppChangeOptionsTest1.xml
@@ -61,7 +61,7 @@
     </property>
   </bean>
 
-  <camelContext id="camelContext-{{testClassSimpleName}}" managementNamePattern="#name#" xmlns="http://camel.apache.org/schema/spring">
+  <camelContext id="camelContext-{{testClassSimpleName}}" managementNamePattern="#name#-opts1" xmlns="http://camel.apache.org/schema/spring">
     <route id="quartzRoute">
       <from uri="quartzBean://app/test?trigger.repeatInterval=10&amp;trigger.repeatCount=1"/>
       <to uri="log:trigger"/>
diff --git a/components/camel-quartz/src/test/resources/org/apache/camel/component/quartz/SpringQuartzPersistentStoreRestartAppChangeOptionsTest2.xml b/components/camel-quartz/src/test/resources/org/apache/camel/component/quartz/SpringQuartzPersistentStoreRestartAppChangeOptionsTest2.xml
index e6b017e93e73e..a1354398d46d8 100644
--- a/components/camel-quartz/src/test/resources/org/apache/camel/component/quartz/SpringQuartzPersistentStoreRestartAppChangeOptionsTest2.xml
+++ b/components/camel-quartz/src/test/resources/org/apache/camel/component/quartz/SpringQuartzPersistentStoreRestartAppChangeOptionsTest2.xml
@@ -61,7 +61,7 @@
     </property>
   </bean>
 
-  <camelContext id="camelContext-{{testClassSimpleName}}" managementNamePattern="#name#" xmlns="http://camel.apache.org/schema/spring">
+  <camelContext id="camelContext-{{testClassSimpleName}}" managementNamePattern="#name#-opts2" xmlns="http://camel.apache.org/schema/spring">
     <route id="quartzRoute">
       <from uri="quartzBean://app/test?trigger.repeatInterval=20&amp;trigger.repeatCount=2"/>
       <to uri="log:trigger"/>
diff --git a/core/camel-base-engine/src/main/java/org/apache/camel/impl/debugger/BacklogTracer.java b/core/camel-base-engine/src/main/java/org/apache/camel/impl/debugger/BacklogTracer.java
index 059388f860d5e..90fc97af08234 100644
--- a/core/camel-base-engine/src/main/java/org/apache/camel/impl/debugger/BacklogTracer.java
+++ b/core/camel-base-engine/src/main/java/org/apache/camel/impl/debugger/BacklogTracer.java
@@ -62,8 +62,12 @@ public class BacklogTracer extends ServiceSupport implements org.apache.camel.sp
     public static final int MAX_BACKLOG_SIZE = 1000;
     private final CamelContext camelContext;
     private final Language simple;
-    private boolean enabled;
-    private boolean standby;
+    // enabled, standby, and activityEnabled (further below) are toggled at runtime via
+    // JMX/management APIs while routing threads read them in shouldTrace() and traceEvent().
+    // Other boolean fields (removeOnDump, bodyIncludeStreams, traceRests, etc.) are set during
+    // initialization and do not change while routes are processing, so they do not need volatile.
+    private volatile boolean enabled;
+    private volatile boolean standby;
     private final AtomicLong traceCounter = new AtomicLong();
     // use a queue with an upper limit to avoid storing too many messages
     private final Queue<BacklogTracerEventMessage> queue = new LinkedBlockingQueue<>(MAX_BACKLOG_SIZE);
@@ -87,7 +91,8 @@ public class BacklogTracer extends ServiceSupport implements org.apache.camel.sp
     private boolean includeExchangeProperties = true;
     private boolean includeExchangeVariables = true;
     private boolean includeException = true;
-    private boolean activityEnabled;
+    // volatile: toggled at runtime via JMX, same rationale as enabled/standby above
+    private volatile boolean activityEnabled;
     private boolean traceRests;
     private boolean traceTemplates;
     // a pattern to filter tracing nodes