Poor performance in Workspace when adding many columns

(Doc ID 2144692.1)

Last updated on JUNE 01, 2016

Applies to:

Oracle Business Process Management Suite - Version 12.1.3.0.0 to 12.2.1.0.0 [Release 12c]
Information in this document applies to any platform.

Symptoms

When adding multiple columns to the Workspace, the performance gets worse when refreshing the Task List.  Adding every column may cause it to take 10-12 seconds to refresh and in the thread dumps you will see the following:

"[ACTIVE] ExecuteThread: '33' for queue: 'weblogic.kernel.Default
(self-tuning)'" Id=129 RUNNABLE
at com.sun.faces.el.DemuxCompositeELResolver._getValue(DemuxCompositeELResolver.java:176)
at com.sun.faces.el.DemuxCompositeELResolver.getValue(DemuxCompositeELResolver.java:203)
at com.sun.el.parser.AstValue.getValue(AstValue.java:138)
at com.sun.el.parser.AstValue.getValue(AstValue.java:183)
at com.sun.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:224)
at org.apache.myfaces.trinidadinternal.taglib.ForEachTag$KeyedValueExpression.getValue(ForEachTag.java:582)
at com.sun.el.parser.AstIdentifier.getValue(AstIdentifier.java:99)
at com.sun.el.parser.AstValue.getValue(AstValue.java:179)
at com.sun.el.parser.AstEqual.getValue(AstEqual.java:58)
at com.sun.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:224)
at org.apache.myfaces.trinidad.bean.FacesBeanImpl.getProperty(FacesBeanImpl.java:73)
at org.apache.myfaces.trinidad.component.UIXComponentBase.getProperty(UIXComponentBase.java:1912)
at org.apache.myfaces.trinidad.component.UIXSwitcher.getFacetName(UIXSwitcher.java:203)
at org.apache.myfaces.trinidad.component.UIXSwitcher._getFacet(UIXSwitcher.java:181)
at org.apache.myfaces.trinidad.component.UIXSwitcher.processFlattenedChildren(UIXSwitcher.java:98)
at org.apache.myfaces.trinidad.component.UIXComponent.processFlattenedChildren(UIXComponent.java:173)
at org.apache.myfaces.trinidad.component.UIXSwitcher.processFlattenedChildren(UIXSwitcher.java:106)
at org.apache.myfaces.trinidad.component.UIXComponent.processFlattenedChildren(UIXComponent.java:173)
at org.apache.myfaces.trinidad.component.UIXSwitcher.processFlattenedChildren(UIXSwitcher.java:106)
at org.apache.myfaces.trinidad.component.UIXComponent.processFlattenedChildren(UIXComponent.java:173)
at org.apache.myfaces.trinidad.component.UIXSwitcher.processFlattenedChildren(UIXSwitcher.java:106)
at org.apache.myfaces.trinidad.component.UIXComponent.processFlattenedChildren(UIXComponent.java:173)
at org.apache.myfaces.trinidad.component.UIXComponent.processFlattenedChildren(UIXComponent.java:330)
at org.apache.myfaces.trinidad.component.UIXComponent.encodeFlattenedChildren(UIX Component.java:295)

 

Cause

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