[Deploying Sakai] ServerOverloadException

sun kitewhere kitewhere at gmail.com
Wed Sep 1 06:06:58 PDT 2010


when i upload a file to the resource lab of my project site ,i get a
ServerOverloadException
the size of my file is 1.2mb
then i upload a 800kb file, it's ok
and upload 2 file each 800kb also ok
why??


is it means i should update computer?


detal:

2010-09-01 20:32:13,343  WARN http-8080-Processor20 org.sakaiproject.content.imp
l.DbContentService - failed to write file from stream to database
org.sakaiproject.exception.ServerOverloadException id=failed to write file from
stream to database
        at org.sakaiproject.content.impl.DbContentService$DbStorage.commitResour
ce(DbContentService.java:1777)
        at org.sakaiproject.content.impl.BaseContentService.commitResourceEdit(B
aseContentService.java:5635)
        at org.sakaiproject.content.impl.BaseContentService.commitResource(BaseC
ontentService.java:5544)
        at org.sakaiproject.content.cover.ContentHostingService.commitResource(C
ontentHostingService.java:528)
        at org.sakaiproject.content.tool.ResourcesAction.createResources(Resourc
esAction.java:1307)
        at org.sakaiproject.content.tool.ResourcesAction.finishAction(ResourcesA
ction.java:7368)
        at org.sakaiproject.content.tool.ResourcesAction.buildMainPanelContext(R
esourcesAction.java:4661)
        at sun.reflect.GeneratedMethodAccessor640.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.lang.reflect.Method.invoke(Unknown Source)
        at org.sakaiproject.cheftool.VelocityPortletPaneledAction.toolModeDispat
ch(VelocityPortletPaneledAction.java:398)
        at org.sakaiproject.cheftool.ToolServlet.doGet(ToolServlet.java:236)
        at org.sakaiproject.cheftool.VelocityPortletPaneledAction.doGet(Velocity
PortletPaneledAction.java:1029)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:627)
        at org.sakaiproject.vm.ComponentServlet.service(ComponentServlet.java:56
)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
icationFilterChain.java:269)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
ilterChain.java:188)
        at org.sakaiproject.util.RequestFilter.doFilter(RequestFilter.java:580)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
icationFilterChain.java:215)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
ilterChain.java:188)
        at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDisp
atcher.java:659)
        at org.apache.catalina.core.ApplicationDispatcher.processRequest(Applica
tionDispatcher.java:457)
        at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationD
ispatcher.java:359)
        at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDis
patcher.java:311)
        at org.sakaiproject.tool.impl.ActiveToolComponent$MyActiveTool.forward(A
ctiveToolComponent.java:500)
        at org.sakaiproject.portal.charon.SkinnableCharonPortal.forwardTool(Skin
nableCharonPortal.java:1216)
        at org.sakaiproject.portal.charon.handlers.ToolHandler.doTool(ToolHandle
r.java:204)
        at org.sakaiproject.portal.charon.handlers.ToolHandler.doGet(ToolHandler
.java:96)
        at org.sakaiproject.portal.charon.SkinnableCharonPortal.doGet(SkinnableC
haronPortal.java:768)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:627)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
icationFilterChain.java:269)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
ilterChain.java:188)
        at org.sakaiproject.util.RequestFilter.doFilter(RequestFilter.java:641)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
icationFilterChain.java:215)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
ilterChain.java:188)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperV
alve.java:213)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextV
alve.java:172)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.j
ava:127)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.j
ava:117)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineVal
ve.java:108)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.jav
a:174)
        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java
:879)
        at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.p
rocessConnection(Http11BaseProtocol.java:665)
        at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpo
int.java:528)
        at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFol
lowerWorkerThread.java:81)
        at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadP
ool.java:689)
        at java.lang.Thread.run(Unknown Source)


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