Make lastMeterRolloverStartTime volatile

See micrometer-metricsgh-4357
izeye · Dec 29, 2023 · 6b8dcc7 · 6b8dcc7
1 parent fb755f5
commit 6b8dcc7
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/...micrometer-registry-otlp/src/main/java/io/micrometer/registry/otlp/OtlpMeterRegistry.java b/...micrometer-registry-otlp/src/main/java/io/micrometer/registry/otlp/OtlpMeterRegistry.java
@@ -89,7 +89,7 @@ public class OtlpMeterRegistry extends PushMeterRegistry {
 
     // Time when the last scheduled rollOver has started. Applicable only for delta
     // flavour.
-    private long lastMeterRolloverStartTime = -1;
+    private volatile long lastMeterRolloverStartTime = -1;
 
     @Nullable
     private ScheduledExecutorService meterPollingService;

diff --git a/micrometer-core/src/main/java/io/micrometer/core/instrument/step/StepMeterRegistry.java b/micrometer-core/src/main/java/io/micrometer/core/instrument/step/StepMeterRegistry.java
@@ -51,7 +51,7 @@ public abstract class StepMeterRegistry extends PushMeterRegistry {
     private ScheduledExecutorService meterPollingService;
 
     // Time when the last scheduled rollOver has started.
-    private long lastMeterRolloverStartTime = -1;
+    private volatile long lastMeterRolloverStartTime = -1;
 
     public StepMeterRegistry(StepRegistryConfig config, Clock clock) {
         super(config, clock);