主备配置 有成功的吗？

在主备配置中，尝试各种，始终不成功。但是用主库直接部署otter却可以。

ERROR com.alibaba.otter.manager.biz.utils.DataSourceChecker - check error! org.apache.commons.dbcp.SQLNestedException: Cannot create PoolableConnectionFactory (Unsupported character encoding 'UTF8MB4'.) at org.apache.commons.dbcp.BasicDataSource.createPoolableConnectionFactory(BasicDataSource.java:1549) ~[commons-dbcp-1.4.jar:1.4] at org.apache.commons.dbcp.BasicDataSource.createDataSource(BasicDataSource.java:1388) ~[commons-dbcp-1.4.jar:1.4] at org.apache.commons.dbcp.BasicDataSource.getConnection(BasicDataSource.java:1044) ~[commons-dbcp-1.4.jar:1.4] at com.alibaba.otter.common.push.datasource.media.MediaPushDataSource.getConnection(MediaPushDataSource.java:219) ~[shared.push-4.2.15.jar:na] at com.alibaba.otter.manager.biz.utils.DataSourceChecker.check(DataSourceChecker.java:148) ~[manager.biz-4.2.15.jar:na] at sun.reflect.GeneratedMethodAccessor103.invoke(Unknown Source) ~[na:na] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.7.0_80] at java.lang.reflect.Method.invoke(Method.java:606) ~[na:1.7.0_80] at org.directwebremoting.impl.ExecuteAjaxFilter.doFilter(ExecuteAjaxFilter.java:34) [dwr-2.0.10.jar:na] at org.directwebremoting.impl.DefaultRemoter$1.doFilter(DefaultRemoter.java:428) [dwr-2.0.10.jar:na] at org.directwebremoting.impl.DefaultRemoter.execute(DefaultRemoter.java:431) [dwr-2.0.10.jar:na] at org.directwebremoting.impl.DefaultRemoter.execute(DefaultRemoter.java:283) [dwr-2.0.10.jar:na] at org.directwebremoting.servlet.PlainCallHandler.handle(PlainCallHandler.java:52) [dwr-2.0.10.jar:na] at org.directwebremoting.servlet.UrlProcessor.handle(UrlProcessor.java:101) [dwr-2.0.10.jar:na] at org.directwebremoting.spring.DwrSpringServlet.doPost(DwrSpringServlet.java:158) [dwr-2.0.10.jar:na] at javax.servlet.http.HttpServlet.service(HttpServlet.java:755) [javax.servlet-3.0.0.v201112011016.jar:na] at javax.servlet.http.HttpServlet.service(HttpServlet.java:848) [javax.servlet-3.0.0.v201112011016.jar:na] at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:648) [jetty-servlet-8.1.7.v20120910.jar:8.1.7.v20120910] at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1336) [jetty-servlet-8.1.7.v20120910.jar:8.1.7.v20120910] at com.alibaba.citrus.webx.support.AbstractWebxRootController.giveUpControl(AbstractWebxRootController.java:306) [citrus-webx-all-3.2.0.jar:3.2.0] at com.alibaba.citrus.webx.support.AbstractWebxRootController.service(AbstractWebxRootController.java:168) [citrus-webx-all-3.2.0.jar:3.2.0] at com.alibaba.citrus.webx.servlet.WebxFrameworkFilter.doFilter(WebxFrameworkFilter.java:152) [citrus-webx-all-3.2.0.jar:3.2.0] at com.alibaba.citrus.webx.servlet.FilterBean.doFilter(FilterBean.java:147) [citrus-webx-all-3.2.0.jar:3.2.0] at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1307) [jetty-servlet-8.1.7.v20120910.jar:8.1.7.v20120910] at com.alibaba.citrus.webx.servlet.SetLoggingContextFilter.doFilter(SetLoggingContextFilter.java:61) [citrus-webx-all-3.2.0.jar:3.2.0] at com.alibaba.citrus.webx.servlet.FilterBean.doFilter(FilterBean.java:147) [citrus-webx-all-3.2.0.jar:3.2.0] at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1307) [jetty-servlet-8.1.7.v20120910.jar:8.1.7.v20120910] at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:453) [jetty-servlet-8.1.7.v20120910.jar:8.1.7.v20120910] at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137) [jetty-server-8.1.7.v20120910.jar:8.1.7.v20120910] at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:559) [jetty-security-8.1.7.v20120910.jar:8.1.7.v20120910] at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231) [jetty-server-8.1.7.v20120910.jar:8.1.7.v20120910] at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1072) [jetty-server-8.1.7.v20120910.jar:8.1.7.v20120910] at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:382) [jetty-servlet-8.1.7.v20120910.jar:8.1.7.v20120910] at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193) [jetty-server-8.1.7.v20120910.jar:8.1.7.v20120910] at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1006) [jetty-server-8.1.7.v20120910.jar:8.1.7.v20120910] at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135) [jetty-server-8.1.7.v20120910.jar:8.1.7.v20120910]

原提问者GitHub用户athinboy