如何解决:通用连接池中的所有连接都在使用中?

问题描述 投票:0回答:1

我有一个运行Oracle 18.2 XE的数据库服务器,并通过ORDS提供了Apex 19.2应用程序。ORDS位于IIS 10的后面。

应用程序正常运行,但有时会关闭,并且收到以下错误消息...,我必须重新启动服务器才能使其正常工作。

有人对如何解决这个问题有想法吗?谢谢。

    The connection pool named: |apex|| is not correctly configured, due to the following error(s):
    Exception occurred while getting connection: oracle.ucp.UniversalConnectionPoolException: 
    All connections in the Universal Connection Pool are in use

    [TE] GET /ords/f?p=myapp:homepage start: 2020-05-07T12:28:36.661Z duration: 3016ms

    ServiceUnavailableException [statusCode=503, reasons=[The connection pool named: |apex|| is not correctly configured, due to the following error(s): Exception occurred while getting connection: oracle.ucp.UniversalConnectionPoolException: All connections in the Universal Connection Pool are in use ]]
        at oracle.dbtools.http.errors.ServletResponseExceptionMapper.mapError(ServletResponseExceptionMapper.java:79)
        at oracle.dbtools.http.errors.ErrorPageRenderer.<init>(ErrorPageRenderer.java:43)
        at oracle.dbtools.http.errors.ErrorPageRenderer.<init>(ErrorPageRenderer.java:34)
        at oracle.dbtools.http.errors.ErrorPageFilter.doFilter(ErrorPageFilter.java:113)
        at oracle.dbtools.http.filters.HttpFilter.doFilter(HttpFilter.java:47)
        at oracle.dbtools.http.filters.FilterChainImpl.doFilter(FilterChainImpl.java:64)
        at oracle.dbtools.http.secure.ForceHttpsFilter.doFilter(ForceHttpsFilter.java:74)
        at oracle.dbtools.http.filters.HttpFilter.doFilter(HttpFilter.java:47)
        at oracle.dbtools.http.filters.FilterChainImpl.doFilter(FilterChainImpl.java:64)
        at oracle.dbtools.http.auth.ForceAuthFilter.doFilter(ForceAuthFilter.java:44)
        at oracle.dbtools.http.filters.HttpFilter.doFilter(HttpFilter.java:47)
        at oracle.dbtools.http.filters.FilterChainImpl.doFilter(FilterChainImpl.java:64)
        at oracle.dbtools.http.filters.Filters.filter(Filters.java:67)
        at oracle.dbtools.http.entrypoint.EntryPoint.service(EntryPoint.java:82)
        at oracle.dbtools.http.entrypoint.EntryPointServlet.service(EntryPointServlet.java:102)
        at oracle.dbtools.entrypoint.WebApplicationRequestEntryPoint.service(WebApplicationRequestEntryPoint.java:50)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
        at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:873)
        at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:542)
        at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:255)
        at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1700)
        at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:255)
        at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1345)
        at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:203)
        at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:480)
        at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1667)
        at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:201)
        at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1247)
        at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:144)
        at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:220)
        at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:152)
        at org.eclipse.jetty.server.handler.StatisticsHandler.handle(StatisticsHandler.java:174)
        at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132)
        at org.eclipse.jetty.server.Server.handle(Server.java:505)
        at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:370)
        at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:267)
        at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:305)
        at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103)
        at org.eclipse.jetty.io.ssl.SslConnection$DecryptedEndPoint.onFillable(SslConnection.java:427)
        at org.eclipse.jetty.io.ssl.SslConnection.onFillable(SslConnection.java:321)
        at org.eclipse.jetty.io.ssl.SslConnection$2.succeeded(SslConnection.java:159)
        at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103)
        at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:117)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:333)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:310)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168)
        at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:126)
        at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:366)
        at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:698)
        at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:804)
        at java.lang.Thread.run(Unknown Source)
    Caused by: oracle.dbtools.url.mapping.TargetNotAvailableException: The connection pool named: |apex|| is not correctly configured, due to the following error(s): Exception occurred while getting connection: oracle.ucp.UniversalConnectionPoolException: All connections in the Universal Connection Pool are in use 
        at oracle.dbtools.url.mapping.db.PoolInjector.inject(PoolInjector.java:63)
        at oracle.dbtools.url.mapping.db.PoolInjector.inject(PoolInjector.java:48)
        at oracle.dbtools.url.mapping.db.DatabaseURLMappingBase.injectPLSQLGatewayConnection(DatabaseURLMappingBase.java:933)
        at oracle.dbtools.url.mapping.db.DatabaseURLMappingBase.addServices(DatabaseURLMappingBase.java:317)
        at oracle.dbtools.url.mapping.URLMappingBase.doFilter(URLMappingBase.java:79)
        at oracle.dbtools.url.mapping.filter.URLMappingFilter.doFilter(URLMappingFilter.java:130)
        at oracle.dbtools.http.filters.HttpFilter.doFilter(HttpFilter.java:47)
        at oracle.dbtools.http.filters.FilterChainImpl.doFilter(FilterChainImpl.java:64)
        at oracle.dbtools.http.auth.external.ExternalSessionFilter.doFilter(ExternalSessionFilter.java:59)
        at oracle.dbtools.http.filters.HttpFilter.doFilter(HttpFilter.java:47)
        at oracle.dbtools.http.filters.FilterChainImpl.doFilter(FilterChainImpl.java:64)
        at oracle.dbtools.rt.authentication.apex.ApexSessionQueryRewriteFilter.doFilter(ApexSessionQueryRewriteFilter.java:58)
        at oracle.dbtools.http.filters.HttpFilter.doFilter(HttpFilter.java:47)
        at oracle.dbtools.http.filters.FilterChainImpl.doFilter(FilterChainImpl.java:64)
        at oracle.dbtools.http.cors.CORSResponseFilter.doFilter(CORSResponseFilter.java:88)
        at oracle.dbtools.http.filters.HttpResponseFilter.doFilter(HttpResponseFilter.java:45)
        at oracle.dbtools.http.filters.FilterChainImpl.doFilter(FilterChainImpl.java:64)
        at oracle.dbtools.http.filters.AbsoluteLocationFilter.doFilter(AbsoluteLocationFilter.java:65)
        at oracle.dbtools.http.filters.HttpResponseFilter.doFilter(HttpResponseFilter.java:45)
        at oracle.dbtools.http.filters.FilterChainImpl.doFilter(FilterChainImpl.java:64)
        at oracle.dbtools.http.errors.ErrorPageFilter.doFilter(ErrorPageFilter.java:85)
        ... 47 more
    Caused by: oracle.dbtools.common.jdbc.ConnectionPoolConfigurationException: The connection pool named: |apex|| is not correctly configured, due to the following error(s): Exception occurred while getting connection: oracle.ucp.UniversalConnectionPoolException: All connections in the Universal Connection Pool are in use 
        at oracle.dbtools.common.jdbc.ConnectionPoolExceptions.from(ConnectionPoolExceptions.java:46)
        at oracle.dbtools.common.jdbc.DataSourceConnection.getPooledConnection(DataSourceConnection.java:226)
        at oracle.dbtools.common.jdbc.DataSourceConnection.getPooledConnection(DataSourceConnection.java:192)
        at oracle.dbtools.common.jdbc.DataSourceConnection.getDefaultConnection(DataSourceConnection.java:145)
        at oracle.dbtools.common.jdbc.DataSourceConnection.getConnection(DataSourceConnection.java:59)
        at oracle.dbtools.common.pools.DataSourceTargetImpl.getConnection(DataSourceTargetImpl.java:60)
        at oracle.dbtools.common.config.db.SchemaConnectionFactoryBase.inject(SchemaConnectionFactoryBase.java:84)
        at oracle.dbtools.url.mapping.db.PoolInjector.inject(PoolInjector.java:57)
        ... 67 more
    Caused by: java.sql.SQLException: Exception occurred while getting connection: oracle.ucp.UniversalConnectionPoolException: All connections in the Universal Connection Pool are in use
        at oracle.ucp.util.UCPErrorHandler.newSQLException(UCPErrorHandler.java:456)
        at oracle.ucp.util.UCPErrorHandler.throwSQLException(UCPErrorHandler.java:133)
        at oracle.ucp.jdbc.PoolDataSourceImpl.getConnection(PoolDataSourceImpl.java:2004)
        at oracle.ucp.jdbc.PoolDataSourceImpl.access$400(PoolDataSourceImpl.java:201)
        at oracle.ucp.jdbc.PoolDataSourceImpl$31.build(PoolDataSourceImpl.java:4279)
        at oracle.ucp.jdbc.PoolDataSourceImpl.getConnection(PoolDataSourceImpl.java:1917)
        at oracle.dbtools.common.config.db.PoolDataSourceThunk.getConnection(PoolDataSourceThunk.java:116)
        at oracle.dbtools.common.config.db.RefreshablePoolDataSource.getConnection(RefreshablePoolDataSource.java:107)
        at oracle.dbtools.common.config.db.PoolDataSourceThunk.getConnection(PoolDataSourceThunk.java:116)
        at oracle.dbtools.common.config.db.PoolDataSourceThunk.getConnection(PoolDataSourceThunk.java:100)
        at oracle.dbtools.common.jdbc.DataSourceConnection.getPooledConnection(DataSourceConnection.java:216)
        ... 73 more
    Caused by: oracle.ucp.UniversalConnectionPoolException: All connections in the Universal Connection Pool are in use
        at oracle.ucp.util.UCPErrorHandler.newUniversalConnectionPoolException(UCPErrorHandler.java:336)
        at oracle.ucp.util.UCPErrorHandler.throwUniversalConnectionPoolException(UCPErrorHandler.java:59)
        at oracle.ucp.util.UCPErrorHandler.throwUniversalConnectionPoolException(UCPErrorHandler.java:106)
        at oracle.ucp.common.UniversalConnectionPoolImpl.borrowConnectionWithoutCountingRequests(UniversalConnectionPoolImpl.java:289)
        at oracle.ucp.common.UniversalConnectionPoolImpl.borrowConnectionAndValidate(UniversalConnectionPoolImpl.java:153)
        at oracle.ucp.common.UniversalConnectionPoolImpl.borrowConnection(UniversalConnectionPoolImpl.java:122)
        at oracle.ucp.jdbc.JDBCConnectionPool.borrowConnection(JDBCConnectionPool.java:174)
        at oracle.ucp.jdbc.oracle.OracleJDBCConnectionPool.borrowConnection(OracleJDBCConnectionPool.java:613)
        at oracle.ucp.jdbc.oracle.OracleConnectionConnectionPool.borrowConnection(OracleConnectionConnectionPool.java:103)
        at oracle.ucp.jdbc.PoolDataSourceImpl.getConnection(PoolDataSourceImpl.java:1981)
        ... 81 more
oracle oracle-apex
1个回答
0
投票

[我的Oracle支持Doc ID 1592840.1 (All Connections In The Universal Connection Pool Are In Use)描述了它。如果您可以访问MOS,请看一下。我不能(即不允许我)在此处发布该文档的内容,但是-很快,如果有帮助,请从OTN((here))下载并安装最新的ORDS版本。

还有另一种“解决方案”,但它要求您设置this

并修改that,这是我在此处无法复制/粘贴的内容,太多内容无法重述。” >
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