Hi,

I'm trying the DB HA setup, by chaning 3 lines in db.properties file
(enable HA, define slaves for cloud, define slaves for usage DB)

After restart, mgmt server doesn start with folowing error, as it seems
invalid load balancing strategy variable...

Any clues on this ?

mysql setup is galera 3 node cluster, 1st node being used as master in
db.properties, and only second node being used as slave (galera2 node)
I confirmed I can telnet, login etc... also mysql login from mgmt to these
master/slaves works of course...



2015-06-11 14:25:03,149 INFO  [c.c.u.d.T.Transaction] (main:null) Is Data
Base High Availiability enabled? Ans : true
2015-06-11 14:25:03,191 INFO  [c.c.u.d.T.Transaction] (main:null) The
slaves configured for Cloud Data base is/are : 10.20.10.6
2015-06-11 14:25:03,269 ERROR [c.c.u.d.Merovingian2] (main:null) Unable to
get a new db connection
java.sql.SQLException: Invalid load balancing strategy
'com.cloud.utils.db.StaticStrategy'.
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:927)
        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:924)
        at com.mysql.jdbc.Util.loadExtensions(Util.java:602)
        at
com.mysql.jdbc.LoadBalancingConnectionProxy.<init>(LoadBalancingConnectionProxy.java:285)
        at
com.mysql.jdbc.FailoverConnectionProxy.<init>(FailoverConnectionProxy.java:67)
        at
com.mysql.jdbc.NonRegisteringDriver.connectFailover(NonRegisteringDriver.java:430)
        at
com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:343)
        at java.sql.DriverManager.getConnection(DriverManager.java:571)
        at java.sql.DriverManager.getConnection(DriverManager.java:215)
        at
org.apache.commons.dbcp.DriverManagerConnectionFactory.createConnection(DriverManagerConnectionFactory.java:75)
        at
org.apache.commons.dbcp.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:582)
        at
org.apache.commons.pool.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:1188)
        at
org.apache.commons.dbcp.PoolingDataSource.getConnection(PoolingDataSource.java:106)
        at
com.cloud.utils.db.TransactionLegacy.getStandaloneConnectionWithException(TransactionLegacy.java:203)
        at com.cloud.utils.db.Merovingian2.<init>(Merovingian2.java:68)
        at
com.cloud.utils.db.Merovingian2.createLockMaster(Merovingian2.java:80)
        at
com.cloud.server.LockMasterListener.<init>(LockMasterListener.java:33)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native
Method)
        at
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
        at
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
        at
org.springframework.beans.BeanUtils.instantiateClass(BeanUtils.java:148)
        at
org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:121)
        at
org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:280)
        at
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1045)
        at
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:949)
        at
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:487)
        at
org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:458)
        at
org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:295)
        at
org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:223)
        at
org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:292)
        at
org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:194)
        at
org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:628)
        at
org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:932)
        at
org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:479)
        at
org.apache.cloudstack.spring.module.model.impl.DefaultModuleDefinitionSet.loadContext(DefaultModuleDefinitionSet.java:145)
        at
org.apache.cloudstack.spring.module.model.impl.DefaultModuleDefinitionSet$2.with(DefaultModuleDefinitionSet.java:122)
        at
org.apache.cloudstack.spring.module.model.impl.DefaultModuleDefinitionSet.withModule(DefaultModuleDefinitionSet.java:245)
        at
org.apache.cloudstack.spring.module.model.impl.DefaultModuleDefinitionSet.withModule(DefaultModuleDefinitionSet.java:250)
        at
org.apache.cloudstack.spring.module.model.impl.DefaultModuleDefinitionSet.withModule(DefaultModuleDefinitionSet.java:233)
        at
org.apache.cloudstack.spring.module.model.impl.DefaultModuleDefinitionSet.loadContexts(DefaultModuleDefinitionSet.java:117)
        at
org.apache.cloudstack.spring.module.model.impl.DefaultModuleDefinitionSet.load(DefaultModuleDefinitionSet.java:79)
        at
org.apache.cloudstack.spring.module.factory.ModuleBasedContextFactory.loadModules(ModuleBasedContextFactory.java:37)
        at
org.apache.cloudstack.spring.module.factory.CloudStackSpringContext.init(CloudStackSpringContext.java:70)
        at
org.apache.cloudstack.spring.module.factory.CloudStackSpringContext.<init>(CloudStackSpringContext.java:57)
        at
org.apache.cloudstack.spring.module.factory.CloudStackSpringContext.<init>(CloudStackSpringContext.java:61)
        at
org.apache.cloudstack.spring.module.web.CloudStackContextLoaderListener.contextInitialized(CloudStackContextLoaderListener.java:52)
        at
org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4210)
        at
org.apache.catalina.core.StandardContext.start(StandardContext.java:4709)
        at
org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:802)
        at
org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:779)
        at
org.apache.catalina.core.StandardHost.addChild(StandardHost.java:583)
        at
org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1079)
        at
org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:1002)
        at
org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:506)
        at
org.apache.catalina.startup.HostConfig.start(HostConfig.java:1317)
        at
org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:324)
        at
org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:142)
        at
org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1068)
        at
org.apache.catalina.core.StandardHost.start(StandardHost.java:822)
        at
org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1060)
        at
org.apache.catalina.core.StandardEngine.start(StandardEngine.java:463)
        at
org.apache.catalina.core.StandardService.start(StandardService.java:525)
        at
org.apache.catalina.core.StandardServer.start(StandardServer.java:759)
        at org.apache.catalina.startup.Catalina.start(Catalina.java:595)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:289)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at
org.apache.commons.daemon.support.DaemonLoader.start(DaemonLoader.java:243)
Caused by: java.lang.ClassNotFoundException:
com.cloud.utils.db.StaticStrategy
        at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
        at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
        at java.lang.Class.forName0(Native Method)
        ... 74 more

-- 

Andrija Panić

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