sijie opened a new issue #1459: unsubscribe doesn't work if bookkeeper is outage URL: https://github.com/apache/incubator-pulsar/issues/1459 #### Expected behavior if bookkeeper is outage due to disk fillup, admins want to unsubscribe a subscription to clear backlog. the unsubscribe should work. #### Actual behavior unsubscribe at ptn level fail with 404. unsubscribe at topic level fail with 404. unsubscribe at namespace level fail with 500. NPE is found when unsubscribing a subscription from a namespace. ``` Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: 01:56:02.961 [pulsar-web-25-1] INFO org.apache.pulsar.broker.web.PulsarWebResource - Successfully validated clusters on property [benchmark] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: 01:56:02.961 [pulsar-web-25-1] ERROR org.apache.pulsar.broker.admin.impl.NamespacesBase - [null] Failed to unsubscribe sub-000 for namespace benchmark/local/ns-JQGPJ5A/0xac000000_0xb0000000 Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: java.lang.NullPointerException: null Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at org.apache.pulsar.broker.service.BrokerService.getAllTopicsFromNamespaceBundle(BrokerService.java:1025) ~[org.apache.pulsar-pulsar-broker-2.0.0-incubating-SNAPSHOT.jar:2.0.0-incubating-SNAPSHOT] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at org.apache.pulsar.broker.admin.impl.NamespacesBase.unsubscribe(NamespacesBase.java:1123) [org.apache.pulsar-pulsar-broker-2.0.0-incubating-SNAPSHOT.jar:2.0.0-incubating-SNAPSHOT] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at org.apache.pulsar.broker.admin.impl.NamespacesBase.internalUnsubscribeNamespaceBundle(NamespacesBase.java:965) [org.apache.pulsar-pulsar-broker-2.0.0-incubating-SNAPSHOT.jar:2.0.0-incubating-SNAPSHOT] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at org.apache.pulsar.broker.admin.v1.Namespaces.unsubscribeNamespaceBundle(Namespaces.java:684) [org.apache.pulsar-pulsar-broker-2.0.0-incubating-SNAPSHOT.jar:2.0.0-incubating-SNAPSHOT] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at sun.reflect.GeneratedMethodAccessor54.invoke(Unknown Source) ~[?:?] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_161] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_161] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory$1.invoke(ResourceMethodInvocationHandlerFactory.java:81) [org.glassfish.jersey.core-jersey-server-2.25.jar:?] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:144) [org.glassfish.jersey.core-jersey-server-2.25.jar:?] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:161) [org.glassfish.jersey.core-jersey-server-2.25.jar:?] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$VoidOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:143) [org.glassfish.jersey.core-jersey-server-2.25.jar:?] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:99) [org.glassfish.jersey.core-jersey-server-2.25.jar:?] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:389) [org.glassfish.jersey.core-jersey-server-2.25.jar:?] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:347) [org.glassfish.jersey.core-jersey-server-2.25.jar:?] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:102) [org.glassfish.jersey.core-jersey-server-2.25.jar:?] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at org.glassfish.jersey.server.ServerRuntime$2.run(ServerRuntime.java:326) [org.glassfish.jersey.core-jersey-server-2.25.jar:?] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at org.glassfish.jersey.internal.Errors$1.call(Errors.java:271) [org.glassfish.jersey.core-jersey-common-2.25.jar:?] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at org.glassfish.jersey.internal.Errors$1.call(Errors.java:267) [org.glassfish.jersey.core-jersey-common-2.25.jar:?] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at org.glassfish.jersey.internal.Errors.process(Errors.java:315) [org.glassfish.jersey.core-jersey-common-2.25.jar:?] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at org.glassfish.jersey.internal.Errors.process(Errors.java:297) [org.glassfish.jersey.core-jersey-common-2.25.jar:?] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at org.glassfish.jersey.internal.Errors.process(Errors.java:267) [org.glassfish.jersey.core-jersey-common-2.25.jar:?] Mar 28 01:56:03 ip-10-0-0-19.ec2.internal pulsar[28836]: at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:317) [org.glassfish.jersey.core-jersey-common-2.25.jar:?] ``` #### Steps to reproduce fill-up the disks to cause bookkeeper outage, and run unsubscribe. #### System configuration **Pulsar version**: master
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