Cloud 版配置连接池在那里？

一、该问题的重现步骤是什么？

Cloud 版配置连接池在那里？ blade-user 服务总是掉线   想配置maxActive 提高下数量

org.mybatis.spring.MyBatisSystemException: nested exception is org.apache.ibatis.exceptions.PersistenceException: 

### Error querying database.  Cause: org.springframework.jdbc.CannotGetJdbcConnectionException: Failed to obtain JDBC Connection; nested exception is com.alibaba.druid.pool.GetConnectionTimeoutException: wait millis 65675, active 20, maxActive 20, creating 0

### The error may exist in class path resource [org/springblade/system/user/mapper/StudentRelaCoachMapper.xml]

### The error may involve org.springblade.system.user.mapper.StudentRelaCoachMapper.selectStudentCoach

### The error occurred while executing a query

### Cause: org.springframework.jdbc.CannotGetJdbcConnectionException: Failed to obtain JDBC Connection; nested exception is com.alibaba.druid.pool.GetConnectionTimeoutException: wait millis 65675, active 20, maxActive 20, creating 0

at org.mybatis.spring.MyBatisExceptionTranslator.translateExceptionIfPossible(MyBatisExceptionTranslator.java:92)

at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:440)

at com.sun.proxy.$Proxy176.selectOne(Unknown Source)

at org.mybatis.spring.SqlSessionTemplate.selectOne(SqlSessionTemplate.java:159)

at com.baomidou.mybatisplus.core.override.MybatisMapperMethod.execute(MybatisMapperMethod.java:108)

at com.baomidou.mybatisplus.core.override.MybatisMapperProxy.invoke(MybatisMapperProxy.java:96)

at com.sun.proxy.$Proxy215.selectStudentCoach(Unknown Source)

at org.springblade.system.user.service.impl.StudentRelaCoachServiceImpl.selectStudentCoach(StudentRelaCoachServiceImpl.java:133)

at org.springblade.system.user.service.impl.StudentRelaCoachServiceImpl$$FastClassBySpringCGLIB$$64393f7a.invoke(<generated>)

at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)

at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:752)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)

at org.springframework.validation.beanvalidation.MethodValidationInterceptor.invoke(MethodValidationInterceptor.java:119)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)

at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:691)

at org.springblade.system.user.service.impl.StudentRelaCoachServiceImpl$$EnhancerBySpringCGLIB$$a9bba99d.selectStudentCoach(<generated>)

at org.springblade.system.user.service.impl.UserStudentServiceImpl.selectUserStudent(UserStudentServiceImpl.java:149)

at org.springblade.system.user.service.impl.UserStudentServiceImpl$$FastClassBySpringCGLIB$$51ef3ac9.invoke(<generated>)

at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)

at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:752)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)

at org.springframework.validation.beanvalidation.MethodValidationInterceptor.invoke(MethodValidationInterceptor.java:119)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)

at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:691)

at org.springblade.system.user.service.impl.UserStudentServiceImpl$$EnhancerBySpringCGLIB$$b7f1a4ea.selectUserStudent(<generated>)

at org.springblade.system.user.feign.UserCurrencyClient.getStudent(UserCurrencyClient.java:131)

at org.springblade.system.user.feign.UserCurrencyClient$$FastClassBySpringCGLIB$$e7744c15.invoke(<generated>)

at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)

at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:752)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)

at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:93)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)

at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:691)

at org.springblade.system.user.feign.UserCurrencyClient$$EnhancerBySpringCGLIB$$be4e2f89.getStudent(<generated>)

at sun.reflect.GeneratedMethodAccessor228.invoke(Unknown Source)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

at java.lang.reflect.Method.invoke(Method.java:498)

at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:190)

at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:138)

at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:105)

at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:892)

at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:797)

at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)

at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1040)

at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:943)

at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)

at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:898)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:645)

at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:750)

at io.undertow.servlet.handlers.ServletHandler.handleRequest(ServletHandler.java:74)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:129)

at org.springblade.core.tool.request.BladeRequestFilter.doFilter(BladeRequestFilter.java:49)

at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)

at org.springblade.core.log.filter.LogTraceFilter.doFilter(LogTraceFilter.java:39)

at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)

at org.springframework.boot.actuate.web.trace.servlet.HttpTraceFilter.doFilterInternal(HttpTraceFilter.java:88)

at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)

at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)

at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)

at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)

at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)

at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)

at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)

at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)

at org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:94)

at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)

at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)

at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.filterAndRecordMetrics(WebMvcMetricsFilter.java:114)

at org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:104)

at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)

at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)

at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)

at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)

at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61)

at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131)

at io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84)

at io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62)

at io.undertow.servlet.handlers.ServletChain$1.handleRequest(ServletChain.java:68)

at io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36)

at io.undertow.servlet.handlers.RedirectDirHandler.handleRequest(RedirectDirHandler.java:68)

at io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:132)

at io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57)

at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)

at io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46)

at io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64)

at io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:60)

at io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77)

at io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:43)

at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)

at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)

at io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:269)

at io.undertow.servlet.handlers.ServletInitialHandler.access$100(ServletInitialHandler.java:78)

at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:133)

at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:130)

at io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48)

at io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43)

at io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:249)

at io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:78)

at io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:99)

at io.undertow.server.Connectors.executeRootHandler(Connectors.java:376)

at io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:830)

at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)

at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)

at java.lang.Thread.run(Thread.java:748)

二、你期待的结果是什么？实际看到的又是什么？

三、你正在使用的是什么产品，什么版本？在什么操作系统上？

四、请提供详细的错误堆栈信息，这很重要。

五、若有更多详细信息，请在下面提供。