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Samebug tips

  1. ,
    via oracle.com by Unknown author

    An easy way to solve OutOfMemoryError in java is to increase the maximum heap size by using JVM options -Xmx512M, this will immediately solve your OutOfMemoryError.

  2. ,
    via Stack Overflow by Eugene Yokota

    In Eclipse : go to Run --> Run Configurations --> then select the project under maven build --> then select the tab "JRE" --> then enter -Xmx1024m.

    This should increase the memory heap for all the builds/projects. The above memory size is 1 GB.

Solutions on the web

via XWiki.org JIRA by ZhaolinFeng, 1 year ago
via Google Groups by Michael Hunger, 10 months ago
via nutch-user by BELLINI ADAM, 2 years ago
via nutch-user by BELLINI ADAM, 2 years ago
via GitHub by the-ntf
, 2 years ago
java.lang.OutOfMemoryError: Java heap space at java.util.Arrays.copyOf(Arrays.java:2882) at java.lang.AbstractStringBuilder.expandCapacity(AbstractStringBuilder.java:100) at java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:390) at java.lang.StringBuffer.append(StringBuffer.java:224) at java.io.StringWriter.write(StringWriter.java:84) at org.dom4j.io.XMLWriter.writeElement(XMLWriter.java:962) at org.dom4j.io.XMLWriter.writeNode(XMLWriter.java:1301) at org.dom4j.io.XMLWriter.writeElementContent(XMLWriter.java:1136) at org.dom4j.io.XMLWriter.writeElement(XMLWriter.java:954) at org.dom4j.io.XMLWriter.writeNode(XMLWriter.java:1301) at org.dom4j.io.XMLWriter.writeElementContent(XMLWriter.java:1136) at org.dom4j.io.XMLWriter.writeElement(XMLWriter.java:954) at org.dom4j.io.XMLWriter.writeNode(XMLWriter.java:1301) at org.dom4j.io.XMLWriter.write(XMLWriter.java:344) at com.xpn.xwiki.doc.XWikiDocument.toXML(XWikiDocument.java:3172) at com.xpn.xwiki.doc.XWikiDocument.toXML(XWikiDocument.java:3228) at com.xpn.xwiki.plugin.packaging.Package.addToZip(Package.java:941) at com.xpn.xwiki.plugin.packaging.Package.export(Package.java:332) at com.xpn.xwiki.plugin.packaging.PackageAPI.export(PackageAPI.java:212) at com.xpn.xwiki.plugin.packaging.PackageAPI.backupWiki(PackageAPI.java:261) at com.xpn.xwiki.web.ExportAction.exportXAR(ExportAction.java:262) at com.xpn.xwiki.web.ExportAction.render(ExportAction.java:60) at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:214) at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:115) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432) at javax.servlet.http.HttpServlet.service(HttpServlet.java:727) at javax.servlet.http.HttpServlet.service(HttpServlet.java:820) at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1166)