Hi Rajani, Thank you for your response. I was stuck with some work last week.
I've reinstalled a new CloudStack4.4.0 and added below line to the file "/etc/cloudstack/management/catalina.properties", common.loader=${catalina.base}/lib,${catalina.base}/lib/*.jar,${catalina.home}/lib,${catalina.home}/lib/*.jar,/usr/share/java/mysql-connector-java.jar,/usr/share/cloudstack-mysql-ha/lib/*jar Restarted the management service, but still getting http status 404 error, the log is below. 2014-09-23 05:24:14,176 INFO [o.a.c.s.m.m.i.DefaultModuleDefinitionSet] (main:null) Loading module context [system] from URL [jar:file:/usr/share/cloudstack-management/webapps/client/WEB-INF/lib/cloud-core-4.4.0.jar!/META-INF/cloudstack/system/spring-core-system-context-inheritable.xml] 2014-09-23 05:24:14,176 INFO [o.a.c.s.m.m.i.DefaultModuleDefinitionSet] (main:null) Loading module context [system] from URL [jar:file:/usr/share/cloudstack-management/webapps/client/WEB-INF/lib/cloud-framework-config-4.4.0.jar!/META-INF/cloudstack/system/spring-framework-config-system-context-inheritable.xml] 2014-09-23 05:24:14,176 INFO [o.a.c.s.m.m.i.DefaultModuleDefinitionSet] (main:null) Loading module context [system] from URL [jar:file:/usr/share/cloudstack-management/webapps/client/WEB-INF/lib/cloud-plugin-network-contrail-4.4.0.jar!/META-INF/cloudstack/system/spring-contrail-system-context-inheritable.xml] 2014-09-23 05:24:14,176 INFO [o.a.c.s.m.m.i.DefaultModuleDefinitionSet] (main:null) Loading module context [system] from URL [jar:file:/usr/share/cloudstack-management/webapps/client/WEB-INF/lib/cloud-core-4.4.0.jar!/META-INF/cloudstack/bootstrap/spring-bootstrap-context-inheritable.xml] 2014-09-23 05:24:18,016 INFO [c.c.u.d.T.Transaction] (main:null) Is Data Base High Availiability enabled? Ans : true 2014-09-23 05:24:18,053 INFO [c.c.u.d.T.Transaction] (main:null) The slaves configured for Cloud Data base is/are : 10.0.60.204 2014-09-23 05:24:18,130 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:934) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:931) at com.mysql.jdbc.Util.loadExtensions(Util.java:588) at com.mysql.jdbc.LoadBalancingConnectionProxy.<init>(LoadBalancingConnectionProxy.java:280) at com.mysql.jdbc.FailoverConnectionProxy.<init>(FailoverConnectionProxy.java:66) at com.mysql.jdbc.NonRegisteringDriver.connectFailover(NonRegisteringDriver.java:382) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:301) 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:205) 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:791) at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771) at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:526) at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1041) at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:964) at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:502) at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1277) at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:321) at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:142) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053) at org.apache.catalina.core.StandardHost.start(StandardHost.java:722) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045) at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443) at org.apache.catalina.core.StandardService.start(StandardService.java:516) at org.apache.catalina.core.StandardServer.start(StandardServer.java:710) at org.apache.catalina.startup.Catalina.start(Catalina.java:593) 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 org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414) 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) ... 70 more 2014-09-23 05:24:29,485 INFO [c.c.u.c.ComponentContext] (main:null) Configuring com.cloud.bridge.persist.dao.CloudStackAccountDaoImpl_EnhancerByCloudStack_901525bd 2014-09-23 05:24:29,497 INFO [c.c.u.c.ComponentContext] (main:null) Configuring com.cloud.bridge.persist.dao.OfferingDaoImpl_EnhancerByCloudStack_251f9517 2014-09-23 05:24:29,497 INFO [c.c.u.c.ComponentContext] (main:null) Configuring com.cloud.bridge.persist.dao.SMetaDaoImpl_EnhancerByCloudStack_41c6850f 2014-09-23 05:24:29,502 INFO [c.c.u.c.ComponentContext] (main:null) Configuring com.cloud.bridge.persist.dao.UserCredentialsDaoImpl_EnhancerByCloudStack_e2c8502e 2014-09-23 05:24:29,502 INFO [c.c.u.c.ComponentContext] (main:null) Configuring com.cloud.bridge.persist.dao.MultipartMetaDaoImpl_EnhancerByCloudStack_292f07ce 2014-09-23 05:24:29,502 INFO [c.c.u.c.ComponentContext] (main:null) Configuring com.cloud.bridge.persist.dao.CloudStackConfigurationDaoImpl_EnhancerByCloudStack_50fa97ec Thank you, Suneel Mallela. -----Original Message----- From: Rajani Karuturi [mailto:raj...@apache.org] Sent: Thursday, September 18, 2014 6:08 PM To: users@cloudstack.apache.org Subject: Re: CloudStack DataBase HA Restoration Test Can you share the logs? you might be hitting the bug https://issues.apache.org/jira/browse/CLOUDSTACK-6892 The fix is in 4.4.1 branch. As workaround, you can manually update catalina.properties as per the changes in the fix [1] [1] https://git-wip-us.apache.org/repos/asf?p=cloudstack.git;a=blobdiff;f=client/tomcatconf/catalina.properties.in;h=282892bb763a74b3898c9402423245670f69d546;hp=ce03ff6390b19e21d11c87c68adb7bd07a8c95eb;hb=539db08;hpb=cc913cf0bb7e62b7a216e2de793336e61a49b485 ~Rajani On Thu, Sep 18, 2014 at 5:25 PM, Venkata Suneel Babu Mallela < sunee...@simplifydc.com> wrote: > Hi All, > > I've configured CloudStack DataBase replication(Master-Slave) > successfully and the setup is, > > Management Server - 10.0.0.10 > DataBase_1(Master) - 10.0.0.11 > DataBase_2(Slave) - 10.0.0.12 > > I want to test restoration process. I've followed the below link and > edited the "/etc/cloudstack/management/db.properties" file, > > > http://docs.cloudstack.apache.org/projects/cloudstack-administration/e > n/4.4/reliability.html > > db.ha.enabled=true > db.cloud.slaves=10.0.0.12 > db.usage.slaves=10.0.0.12 > > But, I'm getting HTTP Status 404 error. > > Can anyone explain the step by step process to make slave as mater and > master as slave in CloudStack point of view? > > I'm using ACS4.4.0. > > Thank you, > Suneel Mallela >