core/org.openjdk.jmc.flightrecorder.rules.jdk/src/main/java/org/openjdk/jmc/flightrecorder/rules/jdk/io/FileReadRule.java

@@ -75,11 +75,11 @@
                         .<TypedPreference<?>> asList(READ_WARNING_LIMIT);
         private static final String RESULT_ID = "FileRead"; //$NON-NLS-1$
 
         private Result getResult(IItemCollection items, IPreferenceValueProvider vp) {
                 EventAvailability eventAvailability = RulesToolkit.getEventAvailability(items, JdkTypeIDs.FILE_READ);
-                if (eventAvailability == EventAvailability.UNAVAILABLE || eventAvailability == EventAvailability.DISABLED) {
+                if (eventAvailability == EventAvailability.UNKNOWN || eventAvailability == EventAvailability.DISABLED) {
                         return RulesToolkit.getEventAvailabilityResult(this, items, eventAvailability, JdkTypeIDs.FILE_READ);
                 }
 
                 IQuantity warningLimit = vp.getPreferenceValue(READ_WARNING_LIMIT);
                 IQuantity infoLimit = warningLimit.multiply(0.5);