dony71 opened a new issue #4349: URL: https://github.com/apache/cloudstack/issues/4349
I follow installation at https://rohityadav.cloud/blog/cloudstack-rpi4-kvm/ SystemVM and ProxyVM seems to run OK at the beginning, however after a while I cannot access host anymore which cloudstack-management running on. /var/log/cloudstack/management/management-server.log show ERROR below ``` 2020-09-25 14:48:27,970 ERROR [c.c.u.d.DbUtil] (AsyncJobMgr-Heartbeat-1:ctx-478ac4a6) (logid:a51fbabc) Unable to acquire DB connection for global lock system 2020-09-25 14:58:05,717 ERROR [c.c.d.DeploymentPlanningManagerImpl] (HostReservationReleaseChecker:ctx-203af2bd) (logid:249de2ab) Exception in HostReservationReleaseChecker com.cloud.utils.exception.CloudRuntimeException: DB Exception on: null at com.cloud.utils.db.GenericDaoBase.searchIncludingRemoved(GenericDaoBase.java:430) at com.cloud.utils.db.GenericDaoBase.searchIncludingRemoved(GenericDaoBase.java:366) at com.cloud.utils.db.GenericDaoBase.listIncludingRemovedBy(GenericDaoBase.java:936) at com.cloud.utils.db.GenericDaoBase.listBy(GenericDaoBase.java:913) at com.cloud.utils.db.GenericDaoBase.listBy(GenericDaoBase.java:926) at com.cloud.deploy.dao.PlannerHostReservationDaoImpl.listAllReservedHosts(PlannerHostReservationDaoImpl.java:64) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:344) at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:198) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163) at com.cloud.utils.db.TransactionContextInterceptor.invoke(TransactionContextInterceptor.java:34) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:175) at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:95) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:212) at com.sun.proxy.$Proxy215.listAllReservedHosts(Unknown Source) at com.cloud.deploy.DeploymentPlanningManagerImpl.checkHostReservations(DeploymentPlanningManagerImpl.java:900) at com.cloud.deploy.DeploymentPlanningManagerImpl$HostReservationReleaseChecker.runInContext(DeploymentPlanningManagerImpl.java:891) at org.apache.cloudstack.managed.context.ManagedContextTimerTask$1.runInContext(ManagedContextTimerTask.java:30) at org.apache.cloudstack.managed.context.ManagedContextRunnable$1.run(ManagedContextRunnable.java:49) at org.apache.cloudstack.managed.context.impl.DefaultManagedContext$1.call(DefaultManagedContext.java:56) at org.apache.cloudstack.managed.context.impl.DefaultManagedContext.callWithContext(DefaultManagedContext.java:103) at org.apache.cloudstack.managed.context.impl.DefaultManagedContext.runWithContext(DefaultManagedContext.java:53) at org.apache.cloudstack.managed.context.ManagedContextRunnable.run(ManagedContextRunnable.java:46) at org.apache.cloudstack.managed.context.ManagedContextTimerTask.run(ManagedContextTimerTask.java:32) at java.base/java.util.TimerThread.mainLoop(Timer.java:556) at java.base/java.util.TimerThread.run(Timer.java:506) Caused by: java.sql.SQLNonTransientConnectionException: Could not create connection to database server. Attempted reconnect 3 times. Giving up. at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:110) at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:97) at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:89) ... 48 more Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at jdk.internal.reflect.GeneratedConstructorAccessor130.newInstance(Unknown Source) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:490) ... 56 more Caused by: javax.net.ssl.SSLException: Couldn't kickstart handshaking at java.base/sun.security.ssl.Alert.createSSLException(Alert.java:127) at java.base/sun.security.ssl.TransportContext.fatal(TransportContext.java:326) at java.base/sun.security.ssl.TransportContext.fatal(TransportContext.java:269) ... 57 more Caused by: java.net.SocketException: Broken pipe (Write failed) at java.base/java.net.SocketOutputStream.socketWrite0(Native Method) at java.base/java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:110) at java.base/java.net.SocketOutputStream.write(SocketOutputStream.java:150) ... 63 more 2020-09-25 15:08:46,062 DEBUG [c.c.d.DeploymentPlanningManagerImpl] (HostReservationReleaseChecker:ctx-57978a0f) (logid:a60ce8b7) Checking if any host reservation can be released ... ``` Could someone explain what could be wrong? ---------------------------------------------------------------- This is an automated message from the Apache Git Service. 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