[jbosstools-dev] Some questions about migrating to Java 8 and Mars

Snjezana Peco snjezana.peco at redhat.com
Thu Jul 23 17:43:10 EDT 2015 

export MAVEN_OPTS="-XX:-UseGCOverheadLimit ..."
mvn ...

Snjeza

On 7/23/2015 11:36 PM, Brian Fitzpatrick wrote:
> Hey Snjeza,
>
> That's an interesting thought. Add where exactly? To the eclipse.ini file? Or just for maven command line execution?
>
> When I add it to the build (mvn -U clean install -XX:-UseGCOverheadLimit) it fails at command line with some interesting errors.
>
> _______________________________
> Brian Fitzpatrick (aka "Fitz")
> Senior Software Engineer, Tooling
> JBoss by Red Hat
>
> ----- Original Message -----
> From: "Snjezana Peco" <snjeza.peco at gmail.com>
> To: "Brian Fitzpatrick" <bfitzpat at redhat.com>
> Cc: "jbosstools-dev jbosstools-dev" <jbosstools-dev at lists.jboss.org>
> Sent: Thursday, July 23, 2015 3:07:11 PM
> Subject: Re: [jbosstools-dev] Some questions about migrating to Java 8 and Mars
>
> Try to add -XX:-UseGCOverheadLimit.
> See
> http://www.oracle.com/technetwork/java/javase/gc-tuning-6-140523.html#cms.oom
>
> Snjeza
>
> On 7/23/2015 10:50 PM, Brian Fitzpatrick wrote:
>> I did a mvn -U clean build -DskipTests at the command line, but that was it.
>>
>> The auto-build is on.
>>
>> Beyond that your guess is as good as mine. There's not much IN this workspace now.
>>
>> _______________________________
>> Brian Fitzpatrick (aka "Fitz")
>> Senior Software Engineer, Tooling
>> JBoss by Red Hat
>>
>> ----- Original Message -----
>> From: "Max Rydahl Andersen" <manderse at redhat.com>
>> To: "Brian Fitzpatrick" <bfitzpat at redhat.com>
>> Cc: "Fred Bricon" <fbricon at redhat.com>, "jbosstools-dev jbosstools-dev" <jbosstools-dev at lists.jboss.org>
>> Sent: Thursday, July 23, 2015 2:44:49 PM
>> Subject: Re: [jbosstools-dev] Some questions about migrating to Java 8 and Mars
>>
>> I've imported all the projects and no out of memory errors - just build
>> errors.
>>
>> Are there some specific target file or build commands I need to execute
>> first ?
>>
>> /max
>>
>>> Sure Max, let me offer a few more details.
>>>
>>> Keep in mind this is on Windows. The 18 projects are the plugins
>>> projects
>>> (https://github.com/jboss-switchyard/tools/tree/master/eclipse) from
>>> SwitchYard along with the parent eclipse and top-level directories as
>>> general projects.
>>>
>>> Nothing I haven't done a hundred times before with Luna and Java 7.
>>>
>>> The projects are:
>>>
>>> tools
>>> eclipse
>>> org.switchyard.tools
>>> org.switchyard.tools.core
>>> org.switchyard.tools.cxf
>>> org.switchyard.tools.m2e
>>> org.switchyard.tools.models.sca.core
>>> org.switchyard.tools.models.sca.core.edit
>>> org.switchyard.tools.models.sca1_1
>>> org.switchyard.tools.models.sca1_1.edit
>>> org.switchyard.tools.models.switchyard1_0
>>> org.switchyard.tools.ui
>>> org.switchyard.tools.ui.bpel
>>> org.switchyard.tools.ui.bpmn2
>>> org.switchyard.tools.ui.debug
>>> org.switchyard.tools.ui.editor
>>> org.switchyard.tools.xsd
>>> switchyard-tools-eclipse-plugins
>>>
>>> I have created a PR with my Mars updates here -
>>> https://github.com/jboss-switchyard/tools/pull/518
>>>
>>> It consistently crashes in Eclipse Mars with m2e and this memory
>>> issue. But I have it building at the command line (without tests - mvn
>>> -U clean install -DskipTests) up to the point where it tries to
>>> assemble the site:
>>>
>>> [ERROR] Plugin org.jboss.tools.tycho-plugins:repository-utils:0.23.1
>>> or one of its dependencies could not be resolved: Failure to find
>>> org.jboss.tools.tycho-plugins:repository-utils:jar:0.23.1 in
>>> http://maven.repository.redhat.com/techpreview/all/ was cached in the
>>> local repository, resolution will not be reattempted until the update
>>> interval of redhat-techpreview-all-repository has elapsed or updates
>>> are forced -> [Help 1]
>>>
>>> Nick - Is there a particular maven repo I need in my list to get tycho
>>> 0.23.1 to be happy?
>>>
>>> Hope this helps a little. Thanks for the help folks!
>>>
>>> --Fitz
>>> _______________________________
>>>
>>> Brian Fitzpatrick (aka "Fitz")
>>> Senior Software Engineer, Tooling
>>> JBoss by Red Hat
>>>
>>> ----- Original Message -----
>>> From: "Max Rydahl Andersen" <manderse at redhat.com>
>>> To: "Brian Fitzpatrick" <bfitzpat at redhat.com>
>>> Cc: "Fred Bricon" <fbricon at redhat.com>, "jbosstools-dev
>>> jbosstools-dev" <jbosstools-dev at lists.jboss.org>
>>> Sent: Thursday, July 23, 2015 3:40:34 AM
>>> Subject: Re: [jbosstools-dev] Some questions about migrating to Java 8
>>> and Mars
>>>
>>> Brian,
>>>
>>> What does one need to do to reproduce this ?
>>>
>>> Which 18 projects are talking about here ?
>>> Maybe those 18 projects have some "magic" combination of custom maven
>>> plugins or
>>> some cyclic dependency that for some reason causes a regression in m2e
>>> ?
>>>
>>> I'm surprised since m2e actually seem to in general use much less
>>> memory
>>> in Mars for me.
>>>
>>> So lets get it reproduced on others to dig deeper.
>>>
>>> /max
>>>
>>>
>>>> I had the settings at the end after -vmargs, but had -Xms512m and
>>>> -XX:MaxMetaspaceSize=512m, which apparently it didn't like.
>>>>
>>>> This worked better:
>>>>
>>>> -Xms256m
>>>> -Xmx2048m
>>>> -XX:MaxMetaspaceSize=256m
>>>>
>>>> Now that I got that working I was able to re-import my projects (only
>>>> 18 projects in all in the entire workspace) and now I'm back to this:
>>>>
>>>> eclipse.buildId=4.5.0.I20150603-2000
>>>> java.version=1.8.0_45
>>>> java.vendor=Oracle Corporation
>>>> BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US
>>>> Framework arguments:  -product org.eclipse.epp.package.jee.product
>>>> Command-line arguments:  -os win32 -ws win32 -arch x86_64 -product
>>>> org.eclipse.epp.package.jee.product
>>>>
>>>> org.eclipse.core.jobs
>>>> Error
>>>> Wed Jul 22 17:06:59 MDT 2015
>>>> An internal error occurred during: "Building workspace".
>>>>
>>>> java.lang.OutOfMemoryError: GC overhead limit exceeded
>>>> 	at java.util.HashMap.newNode(HashMap.java:1734)
>>>> 	at java.util.HashMap.putVal(HashMap.java:630)
>>>> 	at java.util.HashMap.put(HashMap.java:611)
>>>> 	at java.util.HashSet.add(HashSet.java:219)
>>>> 	at
>>>> org.apache.maven.model.io.xpp3.MavenXpp3ReaderEx.checkFieldWithDuplicate(MavenXpp3ReaderEx.java:114)
>>>> 	at
>>>> org.apache.maven.model.io.xpp3.MavenXpp3ReaderEx.parsePlugin(MavenXpp3ReaderEx.java:3039)
>>>> 	at
>>>> org.apache.maven.model.io.xpp3.MavenXpp3ReaderEx.parsePluginManagement(MavenXpp3ReaderEx.java:3362)
>>>> 	at
>>>> org.apache.maven.model.io.xpp3.MavenXpp3ReaderEx.parseBuild(MavenXpp3ReaderEx.java:977)
>>>> 	at
>>>> org.apache.maven.model.io.xpp3.MavenXpp3ReaderEx.parseModel(MavenXpp3ReaderEx.java:2512)
>>>> 	at
>>>> org.apache.maven.model.io.xpp3.MavenXpp3ReaderEx.read(MavenXpp3ReaderEx.java:4350)
>>>> 	at
>>>> org.apache.maven.model.io.xpp3.MavenXpp3ReaderEx.read(MavenXpp3ReaderEx.java:560)
>>>> 	at
>>>> org.apache.maven.model.io.DefaultModelReader.read(DefaultModelReader.java:121)
>>>> 	at
>>>> org.apache.maven.model.io.DefaultModelReader.read(DefaultModelReader.java:94)
>>>> 	at
>>>> org.apache.maven.model.building.DefaultModelProcessor.read(DefaultModelProcessor.java:81)
>>>> 	at
>>>> org.apache.maven.model.building.DefaultModelBuilder.readModel(DefaultModelBuilder.java:529)
>>>> 	at
>>>> org.apache.maven.model.building.DefaultModelBuilder.readParentExternally(DefaultModelBuilder.java:1023)
>>>> 	at
>>>> org.apache.maven.model.building.DefaultModelBuilder.readParent(DefaultModelBuilder.java:796)
>>>> 	at
>>>> org.apache.maven.model.building.DefaultModelBuilder.build(DefaultModelBuilder.java:325)
>>>> 	at
>>>> org.apache.maven.model.building.DefaultModelBuilder.importDependencyManagement(DefaultModelBuilder.java:1201)
>>>> 	at
>>>> org.apache.maven.model.building.DefaultModelBuilder.build(DefaultModelBuilder.java:451)
>>>> 	at
>>>> org.apache.maven.model.building.DefaultModelBuilder.build(DefaultModelBuilder.java:417)
>>>> 	at
>>>> org.apache.maven.model.building.DefaultModelBuilder.build(DefaultModelBuilder.java:407)
>>>> 	at
>>>> org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:161)
>>>> 	at
>>>> org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:119)
>>>> 	at
>>>> org.apache.maven.project.DefaultProjectBuilder.initProject(DefaultProjectBuilder.java:679)
>>>> 	at
>>>> org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:176)
>>>> 	at
>>>> org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:119)
>>>> 	at
>>>> org.apache.maven.project.DefaultProjectBuilder.initProject(DefaultProjectBuilder.java:679)
>>>> 	at
>>>> org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:176)
>>>> 	at
>>>> org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:119)
>>>> 	at
>>>> org.eclipse.m2e.core.internal.embedder.MavenImpl.readMavenProject(MavenImpl.java:636)
>>>> 	at
>>>> org.eclipse.m2e.core.internal.project.registry.ProjectRegistryManager$4.call(ProjectRegistryManager.java:704)
>>>>
>>>>
>>>> _______________________________
>>>> Brian Fitzpatrick (aka "Fitz")
>>>> Senior Software Engineer, Tooling
>>>> JBoss by Red Hat
>>>>
>>>> ----- Original Message -----
>>>> From: "Fred Bricon" <fbricon at redhat.com>
>>>> To: "Brian Fitzpatrick" <bfitzpat at redhat.com>
>>>> Cc: "jbosstools-dev jbosstools-dev" <jbosstools-dev at lists.jboss.org>
>>>> Sent: Wednesday, July 22, 2015 5:03:49 PM
>>>> Subject: Re: [jbosstools-dev] Some questions about migrating to Java
>>>> 8
>>>> and Mars
>>>>
>>>> check you put the vm settings after -vmargs
>>>> https://wiki.eclipse.org/FAQ_How_do_I_increase_the_heap_size_available_to_Eclipse%3F
>>>>
>>>>> Le 22 juil. 2015 à 19:00, Brian Fitzpatrick <bfitzpat at redhat.com> a
>>>>> écrit :
>>>>>
>>>>> Even better - I get "Error: Could not create the Java Virtual
>>>>> Machine. Error: A fatal exception has occurred. Program will exit."
>>>>>
>>>>> I think my settings are screwed up.
>>>>>
>>>>> _______________________________
>>>>> Brian Fitzpatrick (aka "Fitz")
>>>>> Senior Software Engineer, Tooling
>>>>> JBoss by Red Hat
>>>>>
>>>>> ----- Original Message -----
>>>>> From: "Fred Bricon" <fbricon at redhat.com>
>>>>> To: "Brian Fitzpatrick" <bfitzpat at redhat.com>
>>>>> Cc: "jbosstools-dev jbosstools-dev" <jbosstools-dev at lists.jboss.org>
>>>>> Sent: Wednesday, July 22, 2015 4:59:16 PM
>>>>> Subject: Re: [jbosstools-dev] Some questions about migrating to Java
>>>>> 8 and Mars
>>>>>
>>>>> workspace corrupted by previous failure?
>>>>>
>>>>>> Le 22 juil. 2015 à 18:57, Brian Fitzpatrick <bfitzpat at redhat.com>
>>>>>> a
>>>>>> écrit :
>>>>>>
>>>>>> Very interesting.
>>>>>>
>>>>>> Updating the ini file led to this:
>>>>>>
>>>>>> eclipse.buildId=4.5.0.I20150603-2000
>>>>>> java.version=1.8.0_45
>>>>>> java.vendor=Oracle Corporation
>>>>>> BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US
>>>>>> Framework arguments:  -product org.eclipse.epp.package.jee.product
>>>>>> Command-line arguments:  -os win32 -ws win32 -arch x86_64 -product
>>>>>> org.eclipse.epp.package.jee.product
>>>>>>
>>>>>> org.eclipse.core.resources
>>>>>> Error
>>>>>> Wed Jul 22 16:50:53 MDT 2015
>>>>>> Could not read metadata for
>>>>>> 'C:/marsm5/workspace/.metadata/.plugins/org.eclipse.core.resources/.root/.markers'.
>>>>>>
>>>>>> java.io.IOException: Incompatible file format. Workspace was saved
>>>>>> with an incompatible version: 0.
>>>>>> 	at
>>>>>> org.eclipse.core.internal.resources.MarkerReader.getReader(MarkerReader.java:43)
>>>>>> 	at
>>>>>> org.eclipse.core.internal.resources.MarkerReader.read(MarkerReader.java:49)
>>>>>> 	at
>>>>>> org.eclipse.core.internal.resources.MarkerManager.restoreFromSave(MarkerManager.java:544)
>>>>>> 	at
>>>>>> org.eclipse.core.internal.resources.MarkerManager.restore(MarkerManager.java:529)
>>>>>> 	at
>>>>>> org.eclipse.core.internal.resources.SaveManager.restoreMarkers(SaveManager.java:826)
>>>>>> 	at
>>>>>> org.eclipse.core.internal.resources.SaveManager.restore(SaveManager.java:723)
>>>>>> 	at
>>>>>> org.eclipse.core.internal.resources.SaveManager.startup(SaveManager.java:1588)
>>>>>> 	at
>>>>>> org.eclipse.core.internal.resources.Workspace.startup(Workspace.java:2386)
>>>>>> 	at
>>>>>> org.eclipse.core.internal.resources.Workspace.open(Workspace.java:2157)
>>>>>> 	at
>>>>>> org.eclipse.core.resources.ResourcesPlugin.start(ResourcesPlugin.java:463)
>>>>>> 	at
>>>>>> org.eclipse.osgi.internal.framework.BundleContextImpl$3.run(BundleContextImpl.java:771)
>>>>>> 	at
>>>>>> org.eclipse.osgi.internal.framework.BundleContextImpl$3.run(BundleContextImpl.java:1)
>>>>>> 	at java.security.AccessController.doPrivileged(Native Method)
>>>>>> 	at
>>>>>> org.eclipse.osgi.internal.framework.BundleContextImpl.startActivator(BundleContextImpl.java:764)
>>>>>> 	at
>>>>>> org.eclipse.osgi.internal.framework.BundleContextImpl.start(BundleContextImpl.java:721)
>>>>>> 	at
>>>>>> org.eclipse.osgi.internal.framework.EquinoxBundle.startWorker0(EquinoxBundle.java:941)
>>>>>> 	at
>>>>>> org.eclipse.osgi.internal.framework.EquinoxBundle$EquinoxModule.startWorker(EquinoxBundle.java:318)
>>>>>> 	at org.eclipse.osgi.container.Module.doStart(Module.java:571)
>>>>>> 	at org.eclipse.osgi.container.Module.start(Module.java:439)
>>>>>> 	at
>>>>>> org.eclipse.osgi.framework.util.SecureAction.start(SecureAction.java:454)
>>>>>> 	at
>>>>>> org.eclipse.osgi.internal.hooks.EclipseLazyStarter.postFindLocalClass(EclipseLazyStarter.java:107)
>>>>>> 	at
>>>>>> org.eclipse.osgi.internal.loader.classpath.ClasspathManager.findLocalClass(ClasspathManager.java:531)
>>>>>> 	at
>>>>>> org.eclipse.osgi.internal.loader.ModuleClassLoader.findLocalClass(ModuleClassLoader.java:324)
>>>>>> 	at
>>>>>> org.eclipse.osgi.internal.loader.BundleLoader.findLocalClass(BundleLoader.java:327)
>>>>>> 	at
>>>>>> org.eclipse.osgi.internal.loader.sources.SingleSourcePackage.loadClass(SingleSourcePackage.java:36)
>>>>>> 	at
>>>>>> org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:398)
>>>>>> 	at
>>>>>> org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:352)
>>>>>> 	at
>>>>>> org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:344)
>>>>>> 	at
>>>>>> org.eclipse.osgi.internal.loader.ModuleClassLoader.loadClass(ModuleClassLoader.java:160)
>>>>>> 	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
>>>>>> 	at
>>>>>> org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:140)
>>>>>> 	at
>>>>>> org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
>>>>>> 	at
>>>>>> org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
>>>>>> 	at
>>>>>> org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
>>>>>> 	at
>>>>>> org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:380)
>>>>>> 	at
>>>>>> org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:235)
>>>>>> 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>>>>> 	at
>>>>>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>>>>>> 	at
>>>>>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>>>>>> 	at java.lang.reflect.Method.invoke(Method.java:497)
>>>>>> 	at
>>>>>> org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:669)
>>>>>> 	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:608)
>>>>>> 	at org.eclipse.equinox.launcher.Main.run(Main.java:1515)
>>>>>>
>>>>>> And this:
>>>>>>
>>>>>> eclipse.buildId=4.5.0.I20150603-2000
>>>>>> java.version=1.8.0_45
>>>>>> java.vendor=Oracle Corporation
>>>>>> BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US
>>>>>> Framework arguments:  -product org.eclipse.epp.package.jee.product
>>>>>> Command-line arguments:  -os win32 -ws win32 -arch x86_64 -product
>>>>>> org.eclipse.epp.package.jee.product
>>>>>>
>>>>>> org.eclipse.e4.ui.workbench
>>>>>> Error
>>>>>> Wed Jul 22 16:50:54 MDT 2015
>>>>>> Unable to load resource
>>>>>> file:/C:/marsm5/workspace/.metadata/.plugins/org.eclipse.e4.workbench/workbench.xmi
>>>>>>
>>>>>> org.eclipse.emf.ecore.resource.impl.ResourceSetImpl$1DiagnosticWrappedException:
>>>>>> org.xml.sax.SAXParseExceptionpublicId:
>>>>>> file:/C:/marsm5/workspace/.metadata/.plugins/org.eclipse.e4.workbench/workbench.xmi;
>>>>>> systemId:
>>>>>> file:/C:/marsm5/workspace/.metadata/.plugins/org.eclipse.e4.workbench/workbench.xmi;
>>>>>> lineNumber: 1; columnNumber: 1; Content is not allowed in prolog.
>>>>>> 	at
>>>>>> org.eclipse.emf.ecore.resource.impl.ResourceSetImpl.handleDemandLoadException(ResourceSetImpl.java:319)
>>>>>> 	at
>>>>>> org.eclipse.emf.ecore.resource.impl.ResourceSetImpl.demandLoadHelper(ResourceSetImpl.java:278)
>>>>>> 	at
>>>>>> org.eclipse.emf.ecore.resource.impl.ResourceSetImpl.getResource(ResourceSetImpl.java:406)
>>>>>> 	at
>>>>>> org.eclipse.e4.ui.internal.workbench.ResourceHandler.getResource(ResourceHandler.java:351)
>>>>>> 	at
>>>>>> org.eclipse.e4.ui.internal.workbench.ResourceHandler.loadResource(ResourceHandler.java:327)
>>>>>> 	at
>>>>>> org.eclipse.e4.ui.internal.workbench.ResourceHandler.loadMostRecentModel(ResourceHandler.java:231)
>>>>>> 	at
>>>>>> org.eclipse.e4.ui.internal.workbench.swt.E4Application.loadApplicationModel(E4Application.java:397)
>>>>>> 	at
>>>>>> org.eclipse.e4.ui.internal.workbench.swt.E4Application.createE4Workbench(E4Application.java:254)
>>>>>> 	at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:620)
>>>>>> 	at
>>>>>> org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:337)
>>>>>> 	at
>>>>>> org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:598)
>>>>>> 	at
>>>>>> org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)
>>>>>> 	at
>>>>>> org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:139)
>>>>>> 	at
>>>>>> org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
>>>>>> 	at
>>>>>> org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
>>>>>> 	at
>>>>>> org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
>>>>>> 	at
>>>>>> org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:380)
>>>>>> 	at
>>>>>> org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:235)
>>>>>> 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>>>>> 	at
>>>>>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>>>>>> 	at
>>>>>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>>>>>> 	at java.lang.reflect.Method.invoke(Method.java:497)
>>>>>> 	at
>>>>>> org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:669)
>>>>>> 	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:608)
>>>>>> 	at org.eclipse.equinox.launcher.Main.run(Main.java:1515)
>>>>>> Caused by: org.xml.sax.SAXParseExceptionpublicId:
>>>>>> file:/C:/marsm5/workspace/.metadata/.plugins/org.eclipse.e4.workbench/workbench.xmi;
>>>>>> systemId:
>>>>>> file:/C:/marsm5/workspace/.metadata/.plugins/org.eclipse.e4.workbench/workbench.xmi;
>>>>>> lineNumber: 1; columnNumber: 1; Content is not allowed in prolog.
>>>>>> 	at
>>>>>> com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException(ErrorHandlerWrapper.java:203)
>>>>>> 	at
>>>>>> com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.fatalError(ErrorHandlerWrapper.java:177)
>>>>>> 	at
>>>>>> com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:441)
>>>>>> 	at
>>>>>> com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:368)
>>>>>> 	at
>>>>>> com.sun.org.apache.xerces.internal.impl.XMLScanner.reportFatalError(XMLScanner.java:1436)
>>>>>> 	at
>>>>>> com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$PrologDriver.next(XMLDocumentScannerImpl.java:999)
>>>>>> 	at
>>>>>> com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:606)
>>>>>> 	at
>>>>>> com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(XMLNSDocumentScannerImpl.java:117)
>>>>>> 	at
>>>>>> com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:510)
>>>>>> 	at
>>>>>> com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:848)
>>>>>> 	at
>>>>>> com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:777)
>>>>>> 	at
>>>>>> com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:141)
>>>>>> 	at
>>>>>> com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1213)
>>>>>> 	at
>>>>>> com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:649)
>>>>>> 	at
>>>>>> com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl.parse(SAXParserImpl.java:333)
>>>>>> 	at
>>>>>> org.eclipse.emf.ecore.xmi.impl.XMLLoadImpl.load(XMLLoadImpl.java:175)
>>>>>> 	at
>>>>>> org.eclipse.emf.ecore.xmi.impl.XMLResourceImpl.doLoad(XMLResourceImpl.java:261)
>>>>>> 	at
>>>>>> org.eclipse.emf.ecore.resource.impl.ResourceImpl.load(ResourceImpl.java:1518)
>>>>>> 	at
>>>>>> org.eclipse.emf.ecore.resource.impl.ResourceImpl.load(ResourceImpl.java:1297)
>>>>>> 	at
>>>>>> org.eclipse.emf.ecore.resource.impl.ResourceSetImpl.demandLoad(ResourceSetImpl.java:259)
>>>>>> 	at
>>>>>> org.eclipse.emf.ecore.resource.impl.ResourceSetImpl.demandLoadHelper(ResourceSetImpl.java:274)
>>>>>> 	... 23 more
>>>>>>
>>>>>> And ultimately this:
>>>>>>
>>>>>> eclipse.buildId=4.5.0.I20150603-2000
>>>>>> java.version=1.8.0_45
>>>>>> java.vendor=Oracle Corporation
>>>>>> BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_US
>>>>>> Framework arguments:  -product org.eclipse.epp.package.jee.product
>>>>>> Command-line arguments:  -os win32 -ws win32 -arch x86_64 -product
>>>>>> org.eclipse.epp.package.jee.product
>>>>>>
>>>>>> org.eclipse.e4.ui.workbench
>>>>>> Error
>>>>>> Wed Jul 22 16:50:54 MDT 2015
>>>>>> The persisted workbench has no top-level windows, so reinitializing
>>>>>> with defaults.
>>>>>>
>>>>>> java.lang.Exception
>>>>>> 	at
>>>>>> org.eclipse.e4.ui.internal.workbench.ResourceHandler.loadMostRecentModel(ResourceHandler.java:236)
>>>>>> 	at
>>>>>> org.eclipse.e4.ui.internal.workbench.swt.E4Application.loadApplicationModel(E4Application.java:397)
>>>>>> 	at
>>>>>> org.eclipse.e4.ui.internal.workbench.swt.E4Application.createE4Workbench(E4Application.java:254)
>>>>>> 	at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:620)
>>>>>> 	at
>>>>>> org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:337)
>>>>>> 	at
>>>>>> org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:598)
>>>>>> 	at
>>>>>> org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)
>>>>>> 	at
>>>>>> org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:139)
>>>>>> 	at
>>>>>> org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
>>>>>> 	at
>>>>>> org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
>>>>>> 	at
>>>>>> org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
>>>>>> 	at
>>>>>> org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:380)
>>>>>> 	at
>>>>>> org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:235)
>>>>>> 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>>>>> 	at
>>>>>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>>>>>> 	at
>>>>>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>>>>>> 	at java.lang.reflect.Method.invoke(Method.java:497)
>>>>>> 	at
>>>>>> org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:669)
>>>>>> 	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:608)
>>>>>> 	at org.eclipse.equinox.launcher.Main.run(Main.java:1515)
>>>>>>
>>>>>>
>>>>>> Guess I'll be re-importing my projects...
>>>>>>
>>>>>> _______________________________
>>>>>> Brian Fitzpatrick (aka "Fitz")
>>>>>> Senior Software Engineer, Tooling
>>>>>> JBoss by Red Hat
>>>>>>
>>>>>> ----- Original Message -----
>>>>>> From: "Fred Bricon" <fbricon at redhat.com>
>>>>>> To: "Brian Fitzpatrick" <bfitzpat at redhat.com>
>>>>>> Cc: "jbosstools-dev jbosstools-dev"
>>>>>> <jbosstools-dev at lists.jboss.org>
>>>>>> Sent: Wednesday, July 22, 2015 4:45:17 PM
>>>>>> Subject: Re: [jbosstools-dev] Some questions about migrating to
>>>>>> Java
>>>>>> 8 and Mars
>>>>>>
>>>>>> How many projects open in your workspace?
>>>>>> have you tried -Xmx2048m in eclipse.ini?
>>>>>>
>>>>>>> Le 22 juil. 2015 à 18:30, Brian Fitzpatrick <bfitzpat at redhat.com>
>>>>>>> a écrit :
>>>>>>>
>>>>>>> Hey folks,
>>>>>>>
>>>>>>> I'm starting to move the SwitchYard editor to Java 8 and Eclipse
>>>>>>> Mars. The biggest thing is I'm hitting some issues when building
>>>>>>> in
>>>>>>> Eclipse using the m2e code (Maven->Update Project). Specifically,
>>>>>>> I'm seeing "An internal error occurred during: "Updating Maven
>>>>>>> Project".
>>>>>>> GC overhead limit exceeded"
>>>>>>>
>>>>>>> I've tried updating the -XX:MaxPermSize=256m to
>>>>>>> -XX:MaxMetaspaceSize=256m per the suggestions here
>>>>>>> (https://dzone.com/articles/java-8-permgen-metaspace) but it
>>>>>>> hasn't
>>>>>>> made any difference.
>>>>>>>
>>>>>>> Nick suggested updating the build to use Tycho 0.23.1, but that
>>>>>>> hasn't made a difference.
>>>>>>>
>>>>>>> Anybody have any suggestions on what to try?
>>>>>>>
>>>>>>> Thanks
>>>>>>> --Fitz
>>>>>>>
>>>>>>> _______________________________
>>>>>>> Brian Fitzpatrick (aka "Fitz")
>>>>>>> Senior Software Engineer, Tooling
>>>>>>> JBoss by Red Hat
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> jbosstools-dev mailing list
>>>>>>> jbosstools-dev at lists.jboss.org
>>>>>>> https://lists.jboss.org/mailman/listinfo/jbosstools-dev
>>>> _______________________________________________
>>>> jbosstools-dev mailing list
>>>> jbosstools-dev at lists.jboss.org
>>>> https://lists.jboss.org/mailman/listinfo/jbosstools-dev
>>> /max
>>> http://about.me/maxandersen
>> /max
>> http://about.me/maxandersen
>>
>> _______________________________________________
>> jbosstools-dev mailing list
>> jbosstools-dev at lists.jboss.org
>> https://lists.jboss.org/mailman/listinfo/jbosstools-dev
>
> _______________________________________________
> jbosstools-dev mailing list
> jbosstools-dev at lists.jboss.org
> https://lists.jboss.org/mailman/listinfo/jbosstools-dev

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