Mysql Apache Coudstack中的服务不可用

我已经在centos上的hyper-v中安装了ApacheCloudStack 4.11。通过以下步骤进行安装并尝试访问后，我发现错误：

HTTP错误503 访问/client/时出现问题。原因: 服务不可用

步骤链接：

以下是日志：

    ERROR [c.c.u.d.Merovingian2] (main:null) (logid:) Unable to get a new db connection
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)
        at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:63)
        at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:73)
        at com.cloud.utils.db.TransactionLegacy.getStandaloneConnectionWithException(TransactionLegacy.java:213)
Caused by: com.mysql.cj.exceptions.InvalidConnectionAttributeException: The server time zone value 'EDT' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the 'serverTimezone' configuration property) to use a more specifc time zone value if you want to utilize time zone support.
2020-03-20 18:48:43,140 WARN  [o.a.c.s.m.c.ResourceApplicationContext] (main:null) (logid:) Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'lockMasterListener' defined in URL [jar:file:/usr/share/cloudstack-management/lib/cloudstack-4.11.3.0.jar!/META-INF/cloudstack/system/spring-server-system-context.xml]: Bean instantiation via constructor failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.cloud.server.LockMasterListener]: Constructor threw exception; nested exception is com.cloud.utils.exception.CloudRuntimeException: Unable to initialize a connection to the database for locking purposes
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'lockMasterListener' defined in URL [jar:file:/usr/share/cloudstack-management/lib/cloudstack-4.11.3.0.jar!/META-INF/cloudstack/system/spring-server-system-context.xml]: Bean instantiation via constructor failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.cloud.server.LockMasterListener]: Constructor threw exception; nested exception is com.cloud.utils.exception.CloudRuntimeException: Unable to initialize a connection to the database for locking purposes
Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.cloud.server.LockMasterListener]: Constructor threw exception; nested exception is com.cloud.utils.exception.CloudRuntimeException: Unable to initialize a connection to the database for locking purposes
Caused by: com.cloud.utils.exception.CloudRuntimeException: Unable to initialize a connection to the database for locking purposes
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)
Caused by: com.mysql.cj.exceptions.InvalidConnectionAttributeException: The server time zone value 'EDT' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the 'serverTimezone' configuration property) to use a more specifc time zone value if you want to utilize time zone support.
2020-03-20 19:36:45,443 ERROR [c.c.u.d.Merovingian2] (main:null) (logid:) Unable to get a new db connection
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)
        at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:63)
        at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:73)
        at com.cloud.utils.db.TransactionLegacy.getStandaloneConnectionWithException(TransactionLegacy.java:213)
Caused by: com.mysql.cj.exceptions.InvalidConnectionAttributeException: The server time zone value 'EDT' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the 'serverTimezone' configuration property) to use a more specifc time zone value if you want to utilize time zone support.
2020-03-20 19:36:45,446 WARN  [o.a.c.s.m.c.ResourceApplicationContext] (main:null) (logid:) Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'lockMasterListener' defined in URL [jar:file:/usr/share/cloudstack-management/lib/cloudstack-4.11.3.0.jar!/META-INF/cloudstack/system/spring-server-system-context.xml]: Bean instantiation via constructor failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.cloud.server.LockMasterListener]: Constructor threw exception; nested exception is com.cloud.utils.exception.CloudRuntimeException: Unable to initialize a connection to the database for locking purposes
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'lockMasterListener' defined in URL [jar:file:/usr/share/cloudstack-management/lib/cloudstack-4.11.3.0.jar!/META-INF/cloudstack/system/spring-server-system-context.xml]: Bean instantiation via constructor failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.cloud.server.LockMasterListener]: Constructor threw exception; nested exception is com.cloud.utils.exception.CloudRuntimeException: Unable to initialize a connection to the database for locking purposes
Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.cloud.server.LockMasterListener]: Constructor threw exception; nested exception is com.cloud.utils.exception.CloudRuntimeException: Unable to initialize a connection to the database for locking purposes
Caused by: com.cloud.utils.exception.CloudRuntimeException: Unable to initialize a connection to the database for locking purposes
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)
Caused by: com.mysql.cj.exceptions.InvalidConnectionAttributeException: The server time zone value 'EDT' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the 'serverTimezone' configuration property) to use a more specifc time zone value if you want to utilize time zone support.
2020-03-20 20:14:24,194 ERROR [c.c.u.d.Merovingian2] (main:null) (logid:) Unable to get a new db connection
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)
        at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:63)
        at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:73)
        at com.cloud.utils.db.TransactionLegacy.getStandaloneConnectionWithException(TransactionLegacy.java:213)
Caused by: com.mysql.cj.exceptions.CJException: Access denied for user 'cloud'@'localhost' (using password: YES)
2020-03-20 20:14:24,197 WARN  [o.a.c.s.m.c.ResourceApplicationContext] (main:null) (logid:) Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'lockMasterListener' defined in URL [jar:file:/usr/share/cloudstack-management/lib/cloudstack-4.11.3.0.jar!/META-INF/cloudstack/system/spring-server-system-context.xml]: Bean instantiation via constructor failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.cloud.server.LockMasterListener]: Constructor threw exception; nested exception is com.cloud.utils.exception.CloudRuntimeException: Unable to initialize a connection to the database for locking purposes
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'lockMasterListener' defined in URL [jar:file:/usr/share/cloudstack-management/lib/cloudstack-4.11.3.0.jar!/META-INF/cloudstack/system/spring-server-system-context.xml]: Bean instantiation via constructor failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.cloud.server.LockMasterListener]: Constructor threw exception; nested exception is com.cloud.utils.exception.CloudRuntimeException: Unable to initialize a connection to the database for locking purposes
Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.cloud.server.LockMasterListener]: Constructor threw exception; nested exception is com.cloud.utils.exception.CloudRuntimeException: Unable to initialize a connection to the database for locking purposes
Caused by: com.cloud.utils.exception.CloudRuntimeException: Unable to initialize a connection to the database for locking purposes
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)
Caused by: com.mysql.cj.exceptions.CJException: Access denied for user 'cloud'@'localhost' (using password: YES)
2020-03-20 20:15:30,272 ERROR [c.c.u.d.Merovingian2] (main:null) (logid:) Unable to get a new db connection
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)
        at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:63)
        at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:73)
        at com.cloud.utils.db.TransactionLegacy.getStandaloneConnectionWithException(TransactionLegacy.java:213)
Caused by: com.mysql.cj.exceptions.CJException: Access denied for user 'cloud'@'localhost' (using password: YES)
2020-03-20 20:15:30,275 WARN  [o.a.c.s.m.c.ResourceApplicationContext] (main:null) (logid:) Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'lockMasterListener' defined in URL [jar:file:/usr/share/cloudstack-management/lib/cloudstack-4.11.3.0.jar!/META-INF/cloudstack/system/spring-server-system-context.xml]: Bean instantiation via constructor failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.cloud.server.LockMasterListener]: Constructor threw exception; nested exception is com.cloud.utils.exception.CloudRuntimeException: Unable to initialize a connection to the database for locking purposes
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'lockMasterListener' defined in URL [jar:file:/usr/share/cloudstack-management/lib/cloudstack-4.11.3.0.jar!/META-INF/cloudstack/system/spring-server-system-context.xml]: Bean instantiation via constructor failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.cloud.server.LockMasterListener]: Constructor threw exception; nested exception is com.cloud.utils.exception.CloudRuntimeException: Unable to initialize a connection to the database for locking purposes
Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.cloud.server.LockMasterListener]: Constructor threw exception; nested exception is com.cloud.utils.exception.CloudRuntimeException: Unable to initialize a connection to the database for locking purposes
Caused by: com.cloud.utils.exception.CloudRuntimeException: Unable to initialize a connection to the database for locking purposes
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)
Caused by: com.mysql.cj.exceptions.CJException: Access denied for user 'cloud'@'localhost' (using password: YES)

或者也许时区是问题所在，但不知道如何解决它

服务器时区值“EDT”无法识别或表示多个时区。必须配置服务器或JDBC驱动程序（通过“serverTimezone”共同配置属性）若要利用时区支持，请使用更具体的时区值

有人能帮我解决这个问题吗？我按照上面提到的指南中的确切步骤进行了操作。

---

OS CentOs 7，可以在MySQL服务器上设置默认时区：

在

/etc/my.cnf

中： 在

[mysqld]

部分下 加

---

在MySQL服务器上设置默认时区：

在

/etc/my.cnf

中： 在

[mysqld]

部分下 加

default-time-zone='+00:00'