codelipenghui opened a new pull request #13666:
URL: https://github.com/apache/pulsar/pull/13666
Avoid call sync method in async rest API for delete subscription
```shell
"pulsar-web-40-28" #238 prio=5 os_prio=0 tid=0x00007f5a4000d800 nid=0x2bcf
waiting on condition [0x00007f5961d3b000]
java.lang.Thread.State: WAITING (parking)
at sun.misc.Unsafe.park(Native Method)
- parking to wait for <0x00000005c5529d40> (a
java.util.concurrent.CompletableFuture$Signaller)
at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
at
java.util.concurrent.CompletableFuture$Signaller.block(CompletableFuture.java:1693)
at
java.util.concurrent.ForkJoinPool.managedBlock(ForkJoinPool.java:3323)
at
java.util.concurrent.CompletableFuture.waitingGet(CompletableFuture.java:1729)
at
java.util.concurrent.CompletableFuture.get(CompletableFuture.java:1895)
at
org.apache.pulsar.broker.admin.impl.PersistentTopicsBase.internalDeleteSubscriptionForNonPartitionedTopic(PersistentTopicsBase.java:1498)
at
org.apache.pulsar.broker.admin.impl.PersistentTopicsBase.lambda$internalDeleteSubscription$77(PersistentTopicsBase.java:1475)
at
org.apache.pulsar.broker.admin.impl.PersistentTopicsBase$$Lambda$1078/2056214182.accept(Unknown
Source)
at
java.util.concurrent.CompletableFuture.uniAccept(CompletableFuture.java:656)
at
java.util.concurrent.CompletableFuture.uniAcceptStage(CompletableFuture.java:669)
at
java.util.concurrent.CompletableFuture.thenAccept(CompletableFuture.java:1997)
at
org.apache.pulsar.broker.admin.impl.PersistentTopicsBase.internalDeleteSubscription(PersistentTopicsBase.java:1435)
at
org.apache.pulsar.broker.admin.impl.PersistentTopicsBase.internalDeleteSubscription(PersistentTopicsBase.java:1415)
at
org.apache.pulsar.broker.admin.v2.PersistentTopics.deleteSubscription(PersistentTopics.java:1110)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at
org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:52)
at
org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory$$Lambda$358/1924999281.invoke(Unknown
Source)
at
org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:124)
at
org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:167)
at
org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:159)
at
org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:79)
at
org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:475)
at
org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:397)
at
org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:81)
at
org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:255)
at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
at
org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
at
org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:234)
at
org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:680)
at
org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
at
org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
at
org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:366)
at
org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:319)
at
org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
at
org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:799)
at
org.eclipse.jetty.servlet.ServletHandler$ChainEnd.doFilter(ServletHandler.java:1626)
at
org.apache.pulsar.broker.web.ResponseHandlerFilter.doFilter(ResponseHandlerFilter.java:67)
at
org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193)
at
org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601)
at
org.apache.pulsar.broker.web.AuthenticationFilter.doFilter(AuthenticationFilter.java:84)
at
org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193)
at
org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601)
at
org.apache.pulsar.broker.intercept.BrokerInterceptor.onFilter(BrokerInterceptor.java:153)
at
org.apache.pulsar.broker.web.ProcessHandlerFilter.doFilter(ProcessHandlerFilter.java:49)
at
org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193)
at
org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601)
at
org.apache.pulsar.broker.web.PreInterceptFilter.doFilter(PreInterceptFilter.java:70)
at
org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193)
at
org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601)
at
org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:548)
at
org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)
at
org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1624)
at
org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)
at
org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1434)
at
org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188)
at
org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:501)
at
org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1594)
at
org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186)
at
org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1349)
at
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
at
org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:234)
at
org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:146)
at
org.eclipse.jetty.server.handler.StatisticsHandler.handle(StatisticsHandler.java:179)
at
org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
at org.eclipse.jetty.server.Server.handle(Server.java:516)
at
org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:388)
at
org.eclipse.jetty.server.HttpChannel$$Lambda$485/1508481473.dispatch(Unknown
Source)
at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:633)
at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:380)
at
org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:277)
at
org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)
at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105)
at org.eclipse.jetty.io.ChannelEndPoint$1.run(ChannelEndPoint.java:104)
at
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:338)
at
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:315)
at
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:173)
at
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
at
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:386)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at
io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.lang.Thread.run(Thread.java:748)
```
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