异常描述：
在生产环境，powerjob运行5天左右，开始出现如下WARN日志，这个时间点server所在机器没有其他任务执行：
2022-04-08 16:40:04.595 WARN 92328 --- [l-1 housekeeper] com.zaxxer.hikari.pool.HikariPool : HikariPool-1 - Thread starvation or clock leap detected (housekeeper delta=1m19s605ms453µs590ns). 60455 2022-04-08 16:40:04.595 WARN 92328 --- [l-2 housekeeper] com.zaxxer.hikari.pool.HikariPool : HikariPool-2 - Thread starvation or clock leap detected (housekeeper delta=1m19s605ms447µs612ns).

一小时左右会出现以下WARN：
`
2022-04-08 17:26:07.766 WARN 92328 --- [sTimingPool-128] t.p.s.c.scheduler.PowerScheduleService : [JobScheduleService] The database q uery is using too much time(163497ms), please check if the database load is too high!

2022-04-08 17:45:24.804 WARN 92328 --- [l-2 housekeeper] com.zaxxer.hikari.pool.HikariPool : HikariPool-2 - Thread starvation or clock leap detected (housekeeper delta=1m8s702ms237µs424ns).
60676 2022-04-08 17:45:24.804 WARN 92328 --- [l-1 housekeeper] com.zaxxer.hikari.pool.HikariPool : HikariPool-1 - Thread starvation or clock leap detected (housekeeper delta=1m8s702ms261µs859ns).
60677 2022-04-08 17:45:24.817 WARN 92328 --- [dispatcher-5494] t.p.s.remote.worker.ClusterStatusHolder : [ClusterStatusHolder-watsons-etl] r eceive the expired heartbeat from 10.82.xxx:27777, serverTime: 1649411124817, heartTime: 1649411061451
`

直至出现JDBCConnectionException
2022-04-08 17:52:36.930 ERROR 92328 --- [ XNIO-1 task-21] o.h.engine.jdbc.spi.SqlExceptionHelper : HikariPool-1 - Connection is not av ailable, request timed out after 92770ms. 60711 2022-04-08 17:52:36.965 ERROR 92328 --- [SchedulePool-74] o.s.s.s.TaskUtils$LoggingErrorHandler : Unexpected error occurred in schedu led task 60712 60713 org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction; nested exception is org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection 60714 at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:448) 60715 at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManage r.java:400) 60716 at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager. java:373) 60717 at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.ja va:574) va:574) 60718 at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:36 1) 60719 at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:118) 60720 at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) 60721 at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor. java:139) 60722 at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) 60723 at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor .invoke(CrudMethodMetadataPostProcessor.java:149) 60724 at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) 60725 at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:95) 60726 at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) 60727 at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:212) 60728 at com.sun.proxy.$Proxy149.updateGmtModifiedByIp(Unknown Source) 60729 at tech.powerjob.server.remote.server.ServerInfoService.heartbeat(ServerInfoService.java:101) 60730 at sun.reflect.GeneratedMethodAccessor234.invoke(Unknown Source) 60731 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) 60732 at java.lang.reflect.Method.invoke(Method.java:498) 60733 at org.springframework.scheduling.support.ScheduledMethodRunnable.run(ScheduledMethodRunnable.java:84) 60734 at org.springframework.scheduling.support.DelegatingErrorHandlingRunnable.run(DelegatingErrorHandlingRunnable.java:54) 60735 at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) 60736 at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) 60737 at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) 60738 at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) 60739 at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) 60740 at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) 60741 at java.lang.Thread.run(Thread.java:748) 60742 Caused by: org.hibernate.exception.JDBCConnectionException: Unable to acquire JDBC Connection 60743 at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:48) 60744 at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42) 60745 at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:113) 60746 at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:99) 60747 at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java :111) 60748 at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:138 ) 60749 at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getConnectionForTransactionManagement(LogicalConnectionMana gedImpl.java:273) 60750 at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.begin(LogicalConnectionManagedImpl.java:281) 60751 at org.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControl Impl.begin(JdbcResourceLocalTransactionCoordinatorImpl.java:246) 60752 at org.hibernate.engine.transaction.internal.TransactionImpl.begin(TransactionImpl.java:83) 60753 at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:184) 60754 at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:402) 60755 ... 27 common frames omitted 60756 Caused by: java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 92761ms. 60757 at com.zaxxer.hikari.pool.HikariPool.createTimeoutException(HikariPool.java:695) 60758 at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:197) 60759 at com.zaxxer.hikari.pool.HikariPool.getConnection(HikariPool.java:162) 60760 at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:128) 60761 at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImp l.java:122) 60762 at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:38) 60763 at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java :108) 60764 ... 34 common frames omitted

最终会OOM导致powerjob server崩溃：
`
java.lang.OutOfMemoryError: GC overhead limit exceeded

2022-04-10 03:52:44.887 INFO 92328 --- [sTimingPool-278] t.p.s.remote.worker.ClusterStatusHolder : [ClusterStatusHolder-watsons-etl] clean the containerInfos, listDeployedContainer service may down about 1min~
2022-04-10 04:14:10.592 INFO 92328 --- [XNIO-1 task-216] o.s.core.annotation.MergedAnnotation : Failed to introspect annotations on class tech.powerjob.server.web.controller.ServerController: java.lang.OutOfMemoryError: GC overhead limit exceeded
java.lang.OutOfMemoryError: GC overhead limit exceeded
oms-server-scheduler-7077]: GC overhead limit exceeded, shutting down JVM since 'akka.jvm-exit-on-fatal-error' is enabled for ActorSystem[]: oms-server-scheduler-7079]: GC overhead limit exceeded, shutting down JVM since 'akka.jvm-exit-on-fatal-error' is enabled for ActorSystem[oms-server]
]: GC overhead limit exceededshutting down JVM since 'akka.jvm-exit-on-fatal-error' is enabled for ActorSystem[oms-server]: GC overhead limit exceeded, shutting down JVM since 'akka.jvm-exit-on-fatal-error' is enabled for ActorSystem[oms-server]
oms-server]
java.lang.OutOfMemoryError: GC overhead limit exceeded
]: GC overhead limit exceeded, shutting down JVM since 'akka.jvm-exit-on-fatal-error' is enabled for ActorSystem[oms-server]
Uncaught error from thread [oms-server-akka.actor.internal-dispatcher-7057]: GC overhead limit exceeded, shutting down JVM since 'akka.jvm-exit-on-fatal-error' is enabled forException in thread "PowerJobSchedulePool-4" java.lang.OutOfMemoryError: GC overhead limit exceeded
Exception in thread "PowerJobSchedulePool-29" java.lang.OutOfMemoryError: GC overhead limit exceeded
Exception in thread "PowerJobSchedulePool-45" Exception in thread "Thread-2"
Exception: java.lang.OutOfMemoryError thrown from the UncaughtExceptionHandler in thread "Thread-2"
Uncaught error from thread [Uncaught error from thread [oms-server-akka.actor.default-dispatcher-7053]: GC overhead limit exceeded, shutting down JVM since 'akka.jvm-exit-on-fatal-error' is enabled for ActorSystem[oms-server]
java.lang.OutOfMemoryError: GC overhead limit exceeded
Uncaught error from thread [oms-server-scheduler-7090]: GC overhead limit exceeded, shutting down JVM since 'akka.jvm-exit-on-fatal-error' is enabled for ActorSystem[oms-server]
oms-server-scheduler-7086]: GC overhead limit exceeded, shutting down JVM since 'akka.jvm-exit-on-fatal-error' is enabled for ActorSystem[oms-server]
Exception in thread "PowerJobSchedulePool-97"
`
以上现象在服务部署后总崩溃了三次，帮忙看下什么原因吧，感谢！