diff --git a/src/sentry/src/Aspect/SingletonAspect.php b/src/sentry/src/Aspect/SingletonAspect.php
index 5c0aec6e4..e022d229f 100644
--- a/src/sentry/src/Aspect/SingletonAspect.php
+++ b/src/sentry/src/Aspect/SingletonAspect.php
@@ -11,6 +11,7 @@
 
 namespace FriendsOfHyperf\Sentry\Aspect;
 
+use Closure;
 use Hyperf\Context\Context;
 use Hyperf\Di\Aop\AbstractAspect;
 use Hyperf\Di\Aop\ProceedingJoinPoint;
@@ -33,13 +34,29 @@ class SingletonAspect extends AbstractAspect
 
     public function process(ProceedingJoinPoint $proceedingJoinPoint)
     {
-        $key = $proceedingJoinPoint->className;
-        $args = $proceedingJoinPoint->getArguments();
+        $key = $className = $proceedingJoinPoint->className;
+        $arguments = $proceedingJoinPoint->getArguments();
 
-        if (! empty($args)) {
-            $key .= '#' . $args[0];
+        if (isset($arguments[0])) {
+            $key .= '#' . $arguments[0];
         }
 
-        return Context::getOrSet($key, fn () => $proceedingJoinPoint->process());
+        return Context::getOrSet($key, function () use ($proceedingJoinPoint, $className, $arguments) {
+            // Reset singleton instance before proceeding
+            Closure::bind(function () use ($className, $arguments) {
+                if (property_exists($className, 'instance')) {
+                    $className::$instance = null;
+                } elseif (
+                    property_exists($className, 'instances')
+                    && isset($arguments[0])
+                    && array_key_exists($arguments[0], $className::$instances)
+                ) {
+                    $className::$instances[$arguments[0]] = null;
+                }
+            }, null, $className)();
+
+            // Proceed to get the singleton instance
+            return $proceedingJoinPoint->process();
+        });
     }
 }
diff --git a/src/sentry/src/Metrics/Aspect/CounterAspect.php b/src/sentry/src/Metrics/Aspect/CounterAspect.php
index b6f25911a..6991903f9 100644
--- a/src/sentry/src/Metrics/Aspect/CounterAspect.php
+++ b/src/sentry/src/Metrics/Aspect/CounterAspect.php
@@ -17,7 +17,6 @@
 use Hyperf\Di\Aop\ProceedingJoinPoint;
 
 use function FriendsOfHyperf\Sentry\metrics;
-use function Hyperf\Coroutine\defer;
 
 class CounterAspect extends AbstractAspect
 {
@@ -46,12 +45,12 @@ public function process(ProceedingJoinPoint $proceedingJoinPoint): mixed
                 $name = $source;
             }
 
-            defer(fn () => metrics()->flush());
-
             metrics()->count($name, 1, [
                 'class' => $proceedingJoinPoint->className,
                 'method' => $proceedingJoinPoint->methodName,
             ]);
+
+            metrics()->flush();
         }
 
         return $proceedingJoinPoint->process();
diff --git a/src/sentry/src/Metrics/Aspect/HistogramAspect.php b/src/sentry/src/Metrics/Aspect/HistogramAspect.php
index 50845cf19..452db7dbf 100644
--- a/src/sentry/src/Metrics/Aspect/HistogramAspect.php
+++ b/src/sentry/src/Metrics/Aspect/HistogramAspect.php
@@ -16,8 +16,8 @@
 use FriendsOfHyperf\Sentry\Metrics\Timer;
 use Hyperf\Di\Aop\AbstractAspect;
 use Hyperf\Di\Aop\ProceedingJoinPoint;
+use Hyperf\Engine\Coroutine as Co;
 
-use function Hyperf\Coroutine\defer;
 use function Hyperf\Tappable\tap;
 
 class HistogramAspect extends AbstractAspect
@@ -54,7 +54,7 @@ public function process(ProceedingJoinPoint $proceedingJoinPoint): mixed
         ]);
 
         return tap($proceedingJoinPoint->process(), function () use ($timer) {
-            defer(fn () => $timer->end(true));
+            Co::defer(fn () => $timer->end(true));
         });
     }
 
diff --git a/src/sentry/src/Metrics/Listener/OnBeforeHandle.php b/src/sentry/src/Metrics/Listener/OnBeforeHandle.php
index de9691bb1..15472535a 100644
--- a/src/sentry/src/Metrics/Listener/OnBeforeHandle.php
+++ b/src/sentry/src/Metrics/Listener/OnBeforeHandle.php
@@ -21,7 +21,6 @@
 use Sentry\Unit;
 
 use function FriendsOfHyperf\Sentry\metrics;
-use function Hyperf\Coroutine\defer;
 
 class OnBeforeHandle implements ListenerInterface
 {
@@ -93,8 +92,6 @@ public function process(object $event): void
                 return Timer::STOP;
             }
 
-            defer(fn () => metrics()->flush());
-
             $this->trySet('gc_', $metrics, gc_status());
             $this->trySet('', $metrics, getrusage());
 
@@ -110,6 +107,8 @@ public function process(object $event): void
                 ['worker' => '0'],
                 Unit::megabyte()
             );
+
+            metrics()->flush();
         });
     }
 }
diff --git a/src/sentry/src/Metrics/Listener/OnCoroutineServerStart.php b/src/sentry/src/Metrics/Listener/OnCoroutineServerStart.php
index cf371a4aa..3fff861b6 100644
--- a/src/sentry/src/Metrics/Listener/OnCoroutineServerStart.php
+++ b/src/sentry/src/Metrics/Listener/OnCoroutineServerStart.php
@@ -22,7 +22,6 @@
 use Sentry\Unit;
 
 use function FriendsOfHyperf\Sentry\metrics;
-use function Hyperf\Coroutine\defer;
 
 class OnCoroutineServerStart implements ListenerInterface
 {
@@ -102,8 +101,6 @@ public function process(object $event): void
                 return Timer::STOP;
             }
 
-            defer(fn () => metrics()->flush());
-
             $this->trySet('gc_', $metrics, gc_status());
             $this->trySet('', $metrics, getrusage());
 
@@ -119,6 +116,8 @@ public function process(object $event): void
                 ['worker' => '0'],
                 Unit::megabyte()
             );
+
+            metrics()->flush();
         });
     }
 }
diff --git a/src/sentry/src/Metrics/Listener/OnMetricFactoryReady.php b/src/sentry/src/Metrics/Listener/OnMetricFactoryReady.php
index ada52adbb..3496791cc 100644
--- a/src/sentry/src/Metrics/Listener/OnMetricFactoryReady.php
+++ b/src/sentry/src/Metrics/Listener/OnMetricFactoryReady.php
@@ -25,7 +25,6 @@
 use Swoole\Server as SwooleServer;
 
 use function FriendsOfHyperf\Sentry\metrics;
-use function Hyperf\Coroutine\defer;
 
 class OnMetricFactoryReady implements ListenerInterface
 {
@@ -101,8 +100,6 @@ public function process(object $event): void
                 return Timer::STOP;
             }
 
-            defer(fn () => metrics()->flush());
-
             $this->trySet('', $metrics, Coroutine::stats(), $workerId);
             $this->trySet('timer_', $metrics, Timer::stats(), $workerId);
 
@@ -115,6 +112,7 @@ public function process(object $event): void
             }
 
             $load = sys_getloadavg();
+
             metrics()->gauge(
                 'sys_load',
                 round($load[0] / System::getCpuCoresNum(), 2),
@@ -132,6 +130,8 @@ public function process(object $event): void
                 ['worker' => (string) $workerId],
                 Unit::megabyte()
             );
+
+            metrics()->flush();
         });
     }
 }
diff --git a/src/sentry/src/Metrics/Listener/OnWorkerStart.php b/src/sentry/src/Metrics/Listener/OnWorkerStart.php
index 046d33798..a038813fc 100644
--- a/src/sentry/src/Metrics/Listener/OnWorkerStart.php
+++ b/src/sentry/src/Metrics/Listener/OnWorkerStart.php
@@ -23,7 +23,6 @@
 use Swoole\Server;
 
 use function FriendsOfHyperf\Sentry\metrics;
-use function Hyperf\Coroutine\defer;
 
 class OnWorkerStart implements ListenerInterface
 {
@@ -92,8 +91,6 @@ public function process(object $event): void
                 return Timer::STOP;
             }
 
-            defer(fn () => metrics()->flush());
-
             $server = $this->container->get(Server::class);
             $serverStats = $server->stats();
             $this->trySet('gc_', $metrics, gc_status());
@@ -121,6 +118,8 @@ public function process(object $event): void
                 ['worker' => (string) ($event->workerId ?? 0)],
                 Unit::megabyte()
             );
+
+            metrics()->flush();
         });
     }
 }
diff --git a/src/sentry/src/Metrics/Listener/PoolWatcher.php b/src/sentry/src/Metrics/Listener/PoolWatcher.php
index d39d3d6c9..caab50d47 100644
--- a/src/sentry/src/Metrics/Listener/PoolWatcher.php
+++ b/src/sentry/src/Metrics/Listener/PoolWatcher.php
@@ -20,7 +20,6 @@
 use Psr\Container\ContainerInterface;
 
 use function FriendsOfHyperf\Sentry\metrics;
-use function Hyperf\Coroutine\defer;
 
 abstract class PoolWatcher implements ListenerInterface
 {
@@ -71,8 +70,6 @@ public function watch(Pool $pool, string $poolName, int $workerId): void
                 return Timer::STOP;
             }
 
-            defer(fn () => metrics()->flush());
-
             metrics()->gauge(
                 $this->getPrefix() . '_connections_in_use',
                 (float) $pool->getCurrentConnections(),
@@ -97,6 +94,8 @@ public function watch(Pool $pool, string $poolName, int $workerId): void
                     'worker' => (string) $workerId,
                 ]
             );
+
+            metrics()->flush();
         });
     }
 }
diff --git a/src/sentry/src/Metrics/Listener/QueueWatcher.php b/src/sentry/src/Metrics/Listener/QueueWatcher.php
index d666d6b6a..c25c97699 100644
--- a/src/sentry/src/Metrics/Listener/QueueWatcher.php
+++ b/src/sentry/src/Metrics/Listener/QueueWatcher.php
@@ -20,7 +20,6 @@
 use Psr\Container\ContainerInterface;
 
 use function FriendsOfHyperf\Sentry\metrics;
-use function Hyperf\Coroutine\defer;
 
 class QueueWatcher implements ListenerInterface
 {
@@ -57,8 +56,6 @@ public function process(object $event): void
                 return Timer::STOP;
             }
 
-            defer(fn () => metrics()->flush());
-
             $config = $this->container->get(ConfigInterface::class);
             $queues = array_keys($config->get('async_queue', []));
 
@@ -87,6 +84,8 @@ public function process(object $event): void
                     ['queue' => $name]
                 );
             }
+
+            metrics()->flush();
         });
     }
 }
diff --git a/src/sentry/src/Metrics/Listener/RequestWatcher.php b/src/sentry/src/Metrics/Listener/RequestWatcher.php
index 10bfd66b8..7e08eb972 100644
--- a/src/sentry/src/Metrics/Listener/RequestWatcher.php
+++ b/src/sentry/src/Metrics/Listener/RequestWatcher.php
@@ -13,7 +13,7 @@
 
 use FriendsOfHyperf\Sentry\Metrics\CoroutineServerStats;
 use FriendsOfHyperf\Sentry\Metrics\Timer;
-use Hyperf\Engine\Coroutine;
+use Hyperf\Engine\Coroutine as Co;
 use Hyperf\Event\Contract\ListenerInterface;
 use Hyperf\HttpServer\Event as HttpEvent;
 use Hyperf\HttpServer\Router\Dispatched;
@@ -49,7 +49,7 @@ public function process(object $event): void
                 'request_method' => $request->getMethod(),
             ]);
 
-            Coroutine::defer(function () use ($timer) {
+            Co::defer(function () use ($timer) {
                 ++$this->stats->close_count;
                 ++$this->stats->response_count;
                 --$this->stats->connection_num;
diff --git a/src/sentry/src/Metrics/Traits/MetricSetter.php b/src/sentry/src/Metrics/Traits/MetricSetter.php
index 89708ae0b..9b5a5f9db 100644
--- a/src/sentry/src/Metrics/Traits/MetricSetter.php
+++ b/src/sentry/src/Metrics/Traits/MetricSetter.php
@@ -31,8 +31,4 @@ protected function trySet(string $prefix, array $metrics, array $stats, int $wor
             }
         }
     }
-
-    // protected function spawnDefaultMetrics()
-    // {
-    // }
 }
diff --git a/src/sentry/src/Tracing/Aspect/CoroutineAspect.php b/src/sentry/src/Tracing/Aspect/CoroutineAspect.php
index bc0170170..f3c58fa82 100644
--- a/src/sentry/src/Tracing/Aspect/CoroutineAspect.php
+++ b/src/sentry/src/Tracing/Aspect/CoroutineAspect.php
@@ -25,7 +25,6 @@
 
 use function FriendsOfHyperf\Sentry\startTransaction;
 use function FriendsOfHyperf\Sentry\trace;
-use function Hyperf\Coroutine\defer;
 use function Sentry\continueTrace;
 
 class CoroutineAspect extends AbstractAspect
@@ -83,7 +82,7 @@ function (Scope $scope) use ($proceedingJoinPoint, $callingOnFunction) {
                         );
 
                         // Defer the finishing of the transaction and flushing of events until the coroutine completes.
-                        defer(function () use ($transaction) {
+                        Co::defer(function () use ($transaction) {
                             $transaction->finish();
                             Integration::flushEvents();
                         });
diff --git a/src/sentry/src/Tracing/Listener/EventHandleListener.php b/src/sentry/src/Tracing/Listener/EventHandleListener.php
index 8d0df8b08..b88191973 100644
--- a/src/sentry/src/Tracing/Listener/EventHandleListener.php
+++ b/src/sentry/src/Tracing/Listener/EventHandleListener.php
@@ -29,6 +29,7 @@
 use Hyperf\Crontab\Event as CrontabEvent;
 use Hyperf\Database\Events as DbEvent;
 use Hyperf\DbConnection\Pool\PoolFactory;
+use Hyperf\Engine\Coroutine as Co;
 use Hyperf\Event\Contract\ListenerInterface;
 use Hyperf\HttpServer\Event as HttpEvent;
 use Hyperf\HttpServer\Router\Dispatched;
@@ -54,7 +55,6 @@
 
 use function FriendsOfHyperf\Sentry\startTransaction;
 use function FriendsOfHyperf\Sentry\trace;
-use function Hyperf\Coroutine\defer;
 use function Sentry\continueTrace;
 
 /**
@@ -328,7 +328,7 @@ protected function handleRequestReceived(HttpEvent\RequestReceived|RpcEvent\Requ
 
         SentrySdk::getCurrentHub()->setSpan($span);
 
-        defer(function () use ($transaction, $span) {
+        Co::defer(function () use ($transaction, $span) {
             // Make sure the span is finished after the request is handled
             $span->finish();
 
@@ -531,7 +531,7 @@ protected function handleCrontabTaskStarting(CrontabEvent\BeforeExecute $event):
                 ])
         );
 
-        defer(function () use ($transaction) {
+        Co::defer(function () use ($transaction) {
             // Make sure the transaction is finished after the task is executed
             SentrySdk::getCurrentHub()->setSpan($transaction);
 
@@ -600,7 +600,7 @@ protected function handleAmqpMessageProcessing(AmqpEvent\BeforeConsume $event):
                 ])
         );
 
-        defer(function () use ($transaction) {
+        Co::defer(function () use ($transaction) {
             // Make sure the transaction is finished after the message is processed
             SentrySdk::getCurrentHub()->setSpan($transaction);
 
@@ -668,7 +668,7 @@ protected function handleKafkaMessageProcessing(KafkaEvent\BeforeConsume $event)
                 ])
         );
 
-        defer(function () use ($transaction) {
+        Co::defer(function () use ($transaction) {
             // Make sure the transaction is finished after the message is processed
             SentrySdk::getCurrentHub()->setSpan($transaction);
 
@@ -718,7 +718,7 @@ protected function handleAsyncQueueJobProcessing(AsyncQueueEvent\BeforeHandle $e
                 ])
         );
 
-        defer(function () use ($transaction) {
+        Co::defer(function () use ($transaction) {
             // Make sure the transaction is finished after the job is processed
             SentrySdk::getCurrentHub()->setSpan($transaction);
 
diff --git a/src/sentry/src/Tracing/Tracer.php b/src/sentry/src/Tracing/Tracer.php
index 60c216909..0c9a3e885 100644
--- a/src/sentry/src/Tracing/Tracer.php
+++ b/src/sentry/src/Tracing/Tracer.php
@@ -11,7 +11,7 @@
 
 namespace FriendsOfHyperf\Sentry\Tracing;
 
-use Hyperf\Engine\Coroutine;
+use Hyperf\Engine\Coroutine as Co;
 use Sentry\SentrySdk;
 use Sentry\State\Scope;
 use Sentry\Tracing\SpanContext;
@@ -21,7 +21,6 @@
 use Sentry\Tracing\TransactionSource;
 use Throwable;
 
-use function Hyperf\Coroutine\defer;
 use function Sentry\trace;
 
 class Tracer
@@ -35,9 +34,9 @@ public function startTransaction(TransactionContext $transactionContext, array $
         $hub->pushScope();
         $hub->configureScope(static fn (Scope $scope) => $scope->clearBreadcrumbs());
 
-        defer(static fn () => $hub->popScope());
+        Co::defer(static fn () => $hub->popScope());
 
-        $transactionContext->setData(['coroutine.id' => Coroutine::id()] + $transactionContext->getData());
+        $transactionContext->setData(['coroutine.id' => Co::id()] + $transactionContext->getData());
 
         if ($transactionContext->getStartTimestamp() === null) {
             $transactionContext->setStartTimestamp(microtime(true));
@@ -77,7 +76,7 @@ public function trace(callable $trace, SpanContext $context)
             $context->setStartTimestamp(microtime(true));
         }
 
-        $context->setData(['coroutine.id' => Coroutine::id()] + $context->getData());
+        $context->setData(['coroutine.id' => Co::id()] + $context->getData());
 
         return trace(
             function (Scope $scope) use ($trace) {