[JBossCache] - Re: Can I ask a cache for its current size?
by mircea.markus
The cleanest way would be to programmatically perform a call to JMX server to obtain this info. Another way is to work with the CacheMgmtInterceptor directly. This is the interceptors that supplies those statistics, you can access it through ((CacheSPI)cache).getInterceptorChain() - returns a List of Interceptor objects.
Some notes on the method itself: on each call to the method, the cache will be iterated in order to count the nodes, which might be expensive. Also, no lock is acquired, so if an node is evicted or removed *during* iteration then this might not be reflected in the final result. If you want to avoid this, you can write your own counting mechanism (might not be such a bad idea, as it would keep your hands clean from working with cache internals/SPI).
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18 years, 2 months
[JBoss Getting Started Documentation] - need cluster configuration in jboss4.0.3SP1
by suresh.spsoft
i done some configurations.
i got the following error
-------------------------------------------
WARN [ServiceController] Problem creating service jboss:service=DefaultPartition
ChannelException: unable to setup the protocol stack
at org.jgroups.JChannel.(JChannel.java:217)
at org.jgroups.JChannel.(JChannel.java:189)
at org.jboss.ha.framework.server.ClusterPartition.createService(ClusterPartition.java:264)
at org.jboss.system.ServiceMBeanSupport.jbossInternalCreate(ServiceMBeanSupport.java:245)
at org.jboss.system.ServiceMBeanSupport.jbossInternalLifecycle(ServiceMBeanSupport.java:228)
at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:141)
at org.jboss.mx.server.Invocation.dispatch(Invocation.java:80)
at org.jboss.mx.server.Invocation.invoke(Invocation.java:72)
at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:245)
at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:644)
at org.jboss.system.ServiceController$ServiceProxy.invoke(ServiceController.java:943)
at $Proxy0.create(Unknown Source)
at org.jboss.system.ServiceController.create(ServiceController.java:341)
at org.jboss.system.ServiceController.create(ServiceController.java:284)
at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:141)
at org.jboss.mx.server.Invocation.dispatch(Invocation.java:80)
at org.jboss.mx.server.Invocation.invoke(Invocation.java:72)
at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:245)
at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:644)
at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:176)
at $Proxy4.create(Unknown Source)
at org.jboss.deployment.SARDeployer.create(SARDeployer.java:241)
at org.jboss.deployment.MainDeployer.create(MainDeployer.java:935)
at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:789)
at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:753)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:141)
at org.jboss.mx.server.Invocation.dispatch(Invocation.java:80)
at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractInterceptor.java:118)
at org.jboss.mx.server.Invocation.invoke(Invocation.java:74)
at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelMBeanOperationInterceptor.java:127)
at org.jboss.mx.server.Invocation.invoke(Invocation.java:74)
at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:245)
at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:644)
at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:176)
at $Proxy9.deploy(Unknown Source)
at org.jboss.deployment.scanner.URLDeploymentScanner.deploy(URLDeploymentScanner.java:319)
at org.jboss.deployment.scanner.URLDeploymentScanner.scan(URLDeploymentScanner.java:507)
at org.jboss.deployment.scanner.AbstractDeploymentScanner$ScannerThread.doScan(AbstractDeploymentScanner.java:192)
at org.jboss.deployment.scanner.AbstractDeploymentScanner.startService(AbstractDeploymentScanner.java:265)
at org.jboss.system.ServiceMBeanSupport.jbossInternalStart(ServiceMBeanSupport.java:274)
at org.jboss.system.ServiceMBeanSupport.jbossInternalLifecycle(ServiceMBeanSupport.java:230)
at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:141)
at org.jboss.mx.server.Invocation.dispatch(Invocation.java:80)
at org.jboss.mx.server.Invocation.invoke(Invocation.java:72)
at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:245)
at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:644)
at org.jboss.system.ServiceController$ServiceProxy.invoke(ServiceController.java:943)
at $Proxy0.start(Unknown Source)
at org.jboss.system.ServiceController.start(ServiceController.java:428)
at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:141)
at org.jboss.mx.server.Invocation.dispatch(Invocation.java:80)
at org.jboss.mx.server.Invocation.invoke(Invocation.java:72)
at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:245)
at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:644)
at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:176)
at $Proxy4.start(Unknown Source)
at org.jboss.deployment.SARDeployer.start(SARDeployer.java:285)
at org.jboss.deployment.MainDeployer.start(MainDeployer.java:989)
at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:790)
at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:753)
at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:737)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:141)
at org.jboss.mx.server.Invocation.dispatch(Invocation.java:80)
at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractInterceptor.java:118)
at org.jboss.mx.server.Invocation.invoke(Invocation.java:74)
at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelMBeanOperationInterceptor.java:127)
at org.jboss.mx.server.Invocation.invoke(Invocation.java:74)
at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:245)
at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:644)
at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:176)
at $Proxy5.deploy(Unknown Source)
at org.jboss.system.server.ServerImpl.doStart(ServerImpl.java:453)
at org.jboss.system.server.ServerImpl.start(ServerImpl.java:330)
at org.jboss.Main.boot(Main.java:187)
at org.jboss.Main$1.run(Main.java:438)
at java.lang.Thread.run(Thread.java:619)
Caused by: java.lang.Exception: ProtocolStack.setup(): couldn't create protocol stack
at org.jgroups.stack.ProtocolStack.setup(ProtocolStack.java:116)
at org.jgroups.JChannel.(JChannel.java:214)
... 95 more
14:49:21,502 ERROR [URLDeploymentScanner] Incomplete Deployment listing:
--- MBeans waiting for other MBeans ---
ObjectName: jboss:service=DefaultPartition
State: FAILED
Reason: ChannelException: unable to setup the protocol stack
I Depend On:
jboss:service=Naming
Depends On Me:
jboss:service=HASessionState
jboss:service=HAJNDI
jboss.cache:service=InvalidationBridge,type=JavaGroups
jboss.ha:service=HASingletonDeployer
jboss:service=FarmMember,partition=DefaultPartition
ObjectName: jboss:service=HASessionState
State: CONFIGURED
I Depend On:
jboss:service=Naming
jboss:service=DefaultPartition
ObjectName: jboss:service=HAJNDI
State: CONFIGURED
I Depend On:
jboss:service=DefaultPartition
jboss.system:service=ThreadPool
ObjectName: jboss.cache:service=InvalidationBridge,type=JavaGroups
State: CONFIGURED
I Depend On:
jboss:service=DefaultPartition
jboss.cache:service=InvalidationManager
ObjectName: jboss.ha:service=HASingletonDeployer
State: CONFIGURED
I Depend On:
jboss:service=DefaultPartition
jboss.system:service=MainDeployer
ObjectName: jboss:service=FarmMember,partition=DefaultPartition
State: CONFIGURED
I Depend On:
jboss:service=DefaultPartition
jboss.web:service=WebServer
jboss.system:service=MainDeployer
--- MBEANS THAT ARE THE ROOT CAUSE OF THE PROBLEM ---
ObjectName: jboss:service=DefaultPartition
State: FAILED
Reason: ChannelException: unable to setup the protocol stack
I Depend On:
jboss:service=Naming
Depends On Me:
jboss:service=HASessionState
jboss:service=HAJNDI
jboss.cache:service=InvalidationBridge,type=JavaGroups
jboss.ha:service=HASingletonDeployer
jboss:service=FarmMember,partition=DefaultPartition
14:49:21,580 INFO [Http11Protocol] Starting Coyote HTTP/1.1 on http-0.0.0.0-8080
14:49:21,689 INFO [ChannelSocket] JK: ajp13 listening on /0.0.0.0:8009
14:49:21,721 INFO [JkMain] Jk running ID=0 time=0/63 config=null
14:49:21,736 INFO [Server] JBoss (MX MicroKernel) [4.0.3SP1 (build: CVSTag=JBoss_4_0_3_SP1 date=200510231054)] Started in 33s:737ms
Regards,
Suresh
View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4129042#4129042
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18 years, 2 months