See the following:
1.
http://wiki.lib.sun.ac.za/index.php/SUNScholar/Prepare_Ubuntu/S06#Step_6.6:_Setup_number_of_client_connections
2.
http://wiki.lib.sun.ac.za/index.php/SUNScholar/Install_DSpace/S04#Database
The number of allowed connections must match in both configs.
Cheers
hg
On 22 October 2013 13:05, Awanish Singh <[email protected]> wrote:
> I m working on dspace 1.8.2. I deal with jspui and postgres 8.4.9.
> I get following error most of time , which i mention bellow
>
>
> org.apache.commons.dbcp.SQLNestedException: Cannot get a connection, pool
> error Timeout waiting for idle object
> at
> org.apache.commons.dbcp.PoolingDataSource.getConnection(PoolingDataSource.java:114)
> at
> org.dspace.storage.rdbms.DatabaseManager.getConnection(DatabaseManager.java:588)
> at org.dspace.core.Context.<init>(Context.java:95)
> at org.dspace.app.webui.util.UIUtil.obtainContext(UIUtil.java:98)
> at
> org.dspace.app.webui.servlet.DSpaceServlet.processRequest(DSpaceServlet.java:418)
> at
> org.dspace.app.webui.servlet.DSpaceServlet.doGet(DSpaceServlet.java:210)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
> at
> org.dspace.utils.servlet.DSpaceWebappServletFilter.doFilter(DSpaceWebappServletFilter.java:78)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
> at
> org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
> at
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:235)
> at
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
> at
> org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:183)
> at
> org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:95)
> at
> org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.process(SecurityContextEstablishmentValve.java:126)
> at
> org.jboss.web.tomcat.security.SecurityContextEstablishmentValve.invoke(SecurityContextEstablishmentValve.java:70)
> at
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
> at
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
> at
> org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:158)
> at
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
> at
> org.jboss.web.tomcat.service.request.ActiveRequestResponseCacheValve.internalProcess(ActiveRequestResponseCacheValve.java:74)
> at
> org.jboss.web.tomcat.service.request.ActiveRequestResponseCacheValve.invoke(ActiveRequestResponseCacheValve.java:47)
> at
> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:330)
> at
> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:829)
> at
> org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:599)
> at
> org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:451)
> at java.lang.Thread.run(Thread.java:679)
> Caused by: java.util.NoSuchElementException: Timeout waiting for idle object
> at
> org.apache.commons.pool.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:958)
> at
> org.apache.commons.dbcp.PoolingDataSource.getConnection(PoolingDataSource.java:106)
> ... 32 more
>
>
> --
> Thanks
> Awanish Singh
> 9910287114
>
>
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> List Etiquette:
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>
--
*Hilton Gibson*
Ubuntu Linux Systems Administrator
JS Gericke Library
Room 1025D
Stellenbosch University
Private Bag X5036
Stellenbosch
7599
South Africa
Tel: +27 21 808 4100 | Cell: +27 84 646 4758
http://library.sun.ac.za
http://za.linkedin.com/in/hiltongibson
http://staff.lib.sun.ac.za/~hgibson/docs/cv/cv.html
------------------------------------------------------------------------------
October Webinars: Code for Performance
Free Intel webinars can help you accelerate application performance.
Explore tips for MPI, OpenMP, advanced profiling, and more. Get the most from
the latest Intel processors and coprocessors. See abstracts and register >
http://pubads.g.doubleclick.net/gampad/clk?id=60135991&iu=/4140/ostg.clktrk
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