CPU Starvation Issue during the conversion of Excel sheets to PDF
Application Server : Websphere V9
JDK :8
IBM Support Commented
Hi Ahmed
i have reviewed the latest dumps and these are showing the following large consumer of the heap -
The thread com.ibm.ws.util.ThreadPool$Worker @ 0x69b0e7f80 [HUNG] WebContainer : 103 keeps local variables with total size 3,608,811,968 (68.03%) bytes.
The memory is accumulated in one instance of “com.ibm.ws.util.ThreadPool$Worker” which occupies 3,608,811,968 (68.03%) bytes.
[HUNG] WebContainer : 103
at com.aspose.cells.b.a.d.j44.b(I)V (null(Compiled Code))
at com.aspose.cells.b.a.d.j44.c(I)Z (null(Compiled Code))
at com.aspose.cells.b.a.d.j44.a_(B)V (null(Compiled Code))
at com.aspose.cells.a.b.s1.a(Ljava/lang/String;)V (null(Compiled Code))
at com.aspose.cells.a.b.s1.b(Ljava/lang/String;)V (null(Compiled Code))
at com.aspose.cells.a.b.w1.c(Ljava/lang/String;)V (null(Compiled Code))
at com.aspose.cells.a.b.w_.a(Lcom/aspose/cells/a/b/j;)V (null(Compiled Code))
at com.aspose.cells.a.b.j9.a(Lcom/aspose/cells/a/b/j;)V (null(Compiled Code))
at com.aspose.cells.a.b.j.a(Lcom/aspose/cells/a/b/k2;)V (null(Compiled Code))
at com.aspose.cells.a.b.g.a(Lcom/aspose/cells/a/b/k2;)V (null(Compiled Code))
at com.aspose.cells.a.b.x.a(Lcom/aspose/cells/a/b/k2;)V (null(Compiled Code))
at com.aspose.cells.a.b.g.a(Lcom/aspose/cells/a/b/k2;)V (null(Compiled Code))
at com.aspose.cells.a.b.x.a(Lcom/aspose/cells/a/b/k2;)V (null(Compiled Code))
at com.aspose.cells.a.b.g.a(Lcom/aspose/cells/a/b/k2;)V (null(Compiled Code))
at com.aspose.cells.a.b.x.a(Lcom/aspose/cells/a/b/k2;)V (null(Compiled Code))
at com.aspose.cells.a.b.g.a(Lcom/aspose/cells/a/b/k2;)V (null(Compiled Code))
at com.aspose.cells.a.b.r9w.a(Lcom/aspose/cells/a/b/k2;)V (null)
at com.aspose.cells.p_0.a(Lcom/aspose/cells/a/b/k2;)V (null)
at com.aspose.cells.a.b.j9.a(Lcom/aspose/cells/a/b/y9;)V (null)
at com.aspose.cells.x8l.a(Lcom/aspose/cells/PdfSaveOptions;)V (null)
at com.aspose.cells.x8l.a(Lcom/aspose/cells/b/a/d/n0b;Lcom/aspose/cells/PdfSaveOptions;)V (null)
at com.aspose.cells.x8l.a(Lcom/aspose/cells/b/a/d/n0b;Lcom/aspose/cells/SaveOptions;)V (null)
at com.aspose.cells.h6g.a(Lcom/aspose/cells/b/a/d/n0b;)V (null)
at com.aspose.cells.Workbook.a(Lcom/aspose/cells/b/a/d/n0b;Lcom/aspose/cells/SaveOptions;)V (null)
at com.aspose.cells.Workbook.save(Ljava/io/OutputStream;Lcom/aspose/cells/SaveOptions;)V (null)
at com.ebla.cms.service.handler.viewer.PDFConverter.convertExcelToPdf(Ljava/io/InputStream;Ljava/io/OutputStream;)V (PDFConverter.java:254)
at com.ebla.cms.service.handler.viewer.PDFConverter.convertAnyFileToPdf(Ljava/io/InputStream;Ljava/lang/String;Z)Lcom/ebla/cms/model/service/Pair; (PDFConverter.java:161(Compiled Code))
at com.ebla.cms.service.handler.cmsentity.correspondence.TawasolDocumentHandler.getPdfInputStream(Ljava/io/InputStream;Ljava/lang/String;ZZ)Lcom/ebla/cms/service/handler/cmsentity/correspondence/TawasolDocumentHandler$PDFFileView; (TawasolDocumentHandler.java:345(Compiled Code))
at com.ebla.cms.service.handler.cmsentity.correspondence.TawasolDocumentHandler.getPdfInputStream(Lcom/filenet/api/collection/ContentElementList;I)Lcom/ebla/cms/service/handler/cmsentity/correspondence/TawasolDocumentHandler$PDFFileView; (TawasolDocumentHandler.java:397(Compiled Code))
at com.ebla.cms.service.impl.cmsentity.correspondence.TawasolDocumentService.getPdfInputStream(Lcom/filenet/api/collection/ContentElementList;I)Lcom/ebla/cms/service/handler/cmsentity/correspondence/TawasolDocumentHandler$PDFFileView; (TawasolDocumentService.java:107(Compiled Code))
at com.ebla.cms.service.impl.cmsentity.correspondence.CorrespondenceService.fetchContentAsPDFContentList(Lcom/ebla/cms/model/ce/docclass/TawasolDocument;ZZ)Lcom/ebla/cms/model/service/Pair; (CorrespondenceService.java:1278(Compiled Code))
at com.ebla.cms.service.impl.cmsentity.correspondence.CorrespondenceService.fetchContentAsPDFHelper(Ljava/lang/String;Lcom/ebla/cms/model/ce/docclass/TawasolDocument;ZZ)Lcom/ebla/cms/model/service/Pair; (CorrespondenceService.java:1268(Compiled Code))
at com.ebla.cms.service.impl.cmsentity.correspondence.CorrespondenceService.fetchContentAsPDF(Ljava/lang/String;Lcom/ebla/cms/model/ce/docclass/TawasolDocument;Ljava/lang/Boolean;Ljava/lang/Boolean;)Lorg/springframework/http/ResponseEntity; (CorrespondenceService.java:1229(Compiled Code))
at com.ebla.cms.service.impl.cmsentity.correspondence.CorrespondenceService$$FastClassBySpringCGLIB$$95d5ff6a.invoke(ILjava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object; ((Compiled Code))
at org.springframework.cglib.proxy.MethodProxy.invoke(Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object; (MethodProxy.java:218(Compiled Code))
at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint()Ljava/lang/Object; (CglibAopProxy.java:792(Compiled Code))
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed()Ljava/lang/Object; (ReflectiveMethodInvocation.java:163(Compiled Code))
at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed()Ljava/lang/Object; (CglibAopProxy.java:762(Compiled Code))
at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation()Ljava/lang/Object; (TransactionInterceptor.java:123(Compiled Code))
at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(Ljava/lang/reflect/Method;Ljava/lang/Class;Lorg/springframework/transaction/interceptor/TransactionAspectSupport$InvocationCallback;)Ljava/lang/Object; (TransactionAspectSupport.java:341(Compiled Code))
at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(Lorg/aopalliance/intercept/MethodInvocation;)Ljava/lang/Object; (TransactionInterceptor.java:119(Compiled Code))
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed()Ljava/lang/Object; (ReflectiveMethodInvocation.java:186(Compiled Code))
at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed()Ljava/lang/Object; (CglibAopProxy.java:762(Compiled Code))
at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(Lorg/aopalliance/intercept/MethodInvocation;)Ljava/lang/Object; (ExposeInvocationInterceptor.java:97(Compiled Code))
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed()Ljava/lang/Object; (ReflectiveMethodInvocation.java:186(Compiled Code))
at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed()Ljava/lang/Object; (CglibAopProxy.java:762(Compiled Code))
at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(Ljava/lang/Object;Ljava/lang/reflect/Method;[Ljava/lang/Object;Lorg/springframework/cglib/proxy/MethodProxy;)Ljava/lang/Object; (CglibAopProxy.java:707(Compiled Code))
at com.ebla.cms.service.impl.cmsentity.correspondence.OutgoingService$$EnhancerBySpringCGLIB$$127b50ba.fetchContentAsPDF(Ljava/lang/String;Lcom/ebla/cms/model/ce/docclass/TawasolDocument;Ljava/lang/Boolean;Ljava/lang/Boolean;)Lorg/springframework/http/ResponseEntity; ((Compiled Code))
at com.ebla.cms.service.ctrl.cmsentity.correspondence.CorrespondenceCommonCtrl.fetchAttachmentContentAsPDF(Ljava/lang/String;Ljava/lang/Boolean;Ljava/lang/Boolean;)Lorg/springframework/http/ResponseEntity; (CorrespondenceCommonCtrl.java:92(Compiled Code))
at sun.reflect.GeneratedMethodAccessor1486.invoke(Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object; (null)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object; (DelegatingMethodAccessorImpl.java:55(Compiled Code))
at java.lang.reflect.Method.invoke(Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object; (Method.java:508(Compiled Code))
at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke([Ljava/lang/Object;)Ljava/lang/Object; (InvocableHandlerMethod.java:205(Compiled Code))
at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(Lorg/springframework/web/context/request/NativeWebRequest;Lorg/springframework/web/method/support/ModelAndViewContainer;[Ljava/lang/Object;)Ljava/lang/Object; (InvocableHandlerMethod.java:150(Compiled Code))
at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(Lorg/springframework/web/context/request/ServletWebRequest;Lorg/springframework/web/method/support/ModelAndViewContainer;[Ljava/lang/Object;)V (ServletInvocableHandlerMethod.java:117(Compiled Code))
at
… more lines of spring code
at javax.servlet.http.HttpServlet.service(
this code is dropping the following objects on the heap -