While viewing performance test results observed 100 % CPU 

Attached one of thread stack trace  for the reference. and threa is blocked state 

Handling GET /jenkins/view/Temp/job/PerformanceTest-DayLoad/ws/ from 127.0.0.1 : http-bio-8443-exec-581" #48793 daemon prio=5 os_prio=0 tid=0x00007f93f407d000 nid=0x1f4 waiting for monitor entry [0x00007f9424fe8000]
java.lang.Thread.State: BLOCKED (on object monitor)
at org.apache.commons.jelly.impl.TagScript.addAttribute(TagScript.java:181)
at org.kohsuke.stapler.jelly.ReallyStaticTagLibrary$1.addAttribute(ReallyStaticTagLibrary.java:85)
at org.apache.commons.jelly.parser.XMLParser.createTag(XMLParser.java:1064)
at org.apache.commons.jelly.parser.XMLParser.startElement(XMLParser.java:638)
at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(AbstractSAXParser.java:509)
at com.sun.org.apache.xerces.internal.parsers.AbstractXMLDocumentParser.emptyElement(AbstractXMLDocumentParser.java:182)
at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.scanStartElement(XMLNSDocumentScannerImpl.java:351)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:2784)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:602)
at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(XMLNSDocumentScannerImpl.java:112)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:505)
at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:841)
at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:770)
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:1140)
at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:655)
at org.apache.commons.jelly.parser.XMLParser.parse(XMLParser.java:350)
at org.apache.commons.jelly.JellyContext.compileScript(JellyContext.java:525)
at org.kohsuke.stapler.jelly.CustomTagLibrary.loadJellyScript(CustomTagLibrary.java:149)
at org.kohsuke.stapler.jelly.CustomTagLibrary.load(CustomTagLibrary.java:129)
at org.kohsuke.stapler.jelly.CustomTagLibrary.load(CustomTagLibrary.java:118)
at org.kohsuke.stapler.jelly.CustomTagLibrary.createTagScript(CustomTagLibrary.java:77)
at org.apache.commons.jelly.parser.XMLParser.createTag(XMLParser.java:1043)
at org.apache.commons.jelly.parser.XMLParser.startElement(XMLParser.java:638)
at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(AbstractSAXParser.java:509)
at com.sun.org.apache.xerces.internal.parsers.AbstractXMLDocumentParser.emptyElement(AbstractXMLDocumentParser.java:182)
at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.scanStartElement(XMLNSDocumentScannerImpl.java:351)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:2784)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:602)
at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(XMLNSDocumentScannerImpl.java:112)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:505)
at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:841)
at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:770)
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:1140)
at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:655)
at org.apache.commons.jelly.parser.XMLParser.parse(XMLParser.java:350)
at org.apache.commons.jelly.JellyContext.compileScript(JellyContext.java:525)
at org.kohsuke.stapler.jelly.CustomTagLibrary.loadJellyScript(CustomTagLibrary.java:149)
at org.kohsuke.stapler.jelly.CustomTagLibrary.load(CustomTagLibrary.java:129)
at org.kohsuke.stapler.jelly.CustomTagLibrary.load(CustomTagLibrary.java:118)
at org.kohsuke.stapler.jelly.CustomTagLibrary.createTagScript(CustomTagLibrary.java:77)
at org.apache.commons.jelly.parser.XMLParser.createTag(XMLParser.java:1043)
at org.apache.commons.jelly.parser.XMLParser.startElement(XMLParser.java:638)
at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(AbstractSAXParser.java:509)
at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.scanStartElement(XMLNSDocumentScannerImpl.java:374)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:2784)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:602)
at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(XMLNSDocumentScannerImpl.java:112)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:505)
at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:841)
at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:770)
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:1140)
at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:655)
at org.apache.commons.jelly.parser.XMLParser.parse(XMLParser.java:350)
at org.apache.commons.jelly.JellyContext.compileScript(JellyContext.java:525)
at org.kohsuke.stapler.jelly.JellyClassTearOff.parseScript(JellyClassTearOff.java:56)
at org.kohsuke.stapler.jelly.JellyClassTearOff.parseScript(JellyClassTearOff.java:47)
at org.kohsuke.stapler.AbstractTearOff.resolveScript(AbstractTearOff.java:91)
at org.kohsuke.stapler.jelly.JellyClassTearOff.resolveScript(JellyClassTearOff.java:94)
at org.kohsuke.stapler.jelly.JellyClassTearOff.resolveScript(JellyClassTearOff.java:47)
at org.kohsuke.stapler.AbstractTearOff.loadScript(AbstractTearOff.java:97)
at org.kohsuke.stapler.CachingScriptLoader$1.load(CachingScriptLoader.java:31)
at org.kohsuke.stapler.CachingScriptLoader$1.load(CachingScriptLoader.java:28)
at com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3568)
at com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2350)
at com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2313)

• locked <0x00000000e37a5fc0> (a com.google.common.cache.LocalCache$StrongEntry)
  at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2228)
  at com.google.common.cache.LocalCache.get(LocalCache.java:3965)
  at com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:3969)
  at com.google.common.cache.LocalCache$LocalManualCache.get(LocalCache.java:4829)
  at com.google.common.cache.LocalCache$LocalManualCache.getUnchecked(LocalCache.java:4834)
  at org.kohsuke.stapler.CachingScriptLoader.findScript(CachingScriptLoader.java:62)
  at org.kohsuke.stapler.jelly.JellyClassTearOff.createDispatcher(JellyClassTearOff.java:127)
  at org.kohsuke.stapler.jelly.JellyFacet.createRequestDispatcher(JellyFacet.java:136)
  at org.kohsuke.stapler.RequestImpl.getView(RequestImpl.java:257)
  at org.kohsuke.stapler.RequestImpl.getView(RequestImpl.java:244)
  at hudson.model.DirectoryBrowserSupport.serveFile(DirectoryBrowserSupport.java:271)
  at hudson.model.DirectoryBrowserSupport.generateResponse(DirectoryBrowserSupport.java:127)
  at org.kohsuke.stapler.HttpResponseRenderer$Default.handleHttpResponse(HttpResponseRenderer.java:124)
  at org.kohsuke.stapler.HttpResponseRenderer$Default.generateResponse(HttpResponseRenderer.java:69)
  at org.kohsuke.stapler.Function.renderResponse(Function.java:136)
  at org.kohsuke.stapler.Function.bindAndInvokeAndServeResponse(Function.java:119)
  at org.kohsuke.stapler.MetaClass$1.doDispatch(MetaClass.java:129)
  at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:58)
  at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:715)
  at org.kohsuke.stapler.Stapler.invoke(Stapler.java:845)
  at org.kohsuke.stapler.MetaClass$5.doDispatch(MetaClass.java:248)
  at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:58)
  at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:715)
  at org.kohsuke.stapler.Stapler.invoke(Stapler.java:845)
  at org.kohsuke.stapler.MetaClass$5.doDispatch(MetaClass.java:248)
  at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:58)
  at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:715)
  at org.kohsuke.stapler.Stapler.invoke(Stapler.java:845)
  at org.kohsuke.stapler.Stapler.invoke(Stapler.java:649)
  at org.kohsuke.stapler.Stapler.service(Stapler.java:238)
  at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
  at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
  at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:135)
  at com.smartcodeltd.jenkinsci.plugin.assetbundler.filters.LessCSS.doFilter(LessCSS.java:47)
  at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:132)
  at hudson.plugins.greenballs.GreenBallFilter.doFilter(GreenBallFilter.java:59)
  at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:132)
  at hudson.plugins.scm_sync_configuration.extensions.ScmSyncConfigurationFilter$1.call(ScmSyncConfigurationFilter.java:49)
  at hudson.plugins.scm_sync_configuration.extensions.ScmSyncConfigurationFilter$1.call(ScmSyncConfigurationFilter.java:44)
  at hudson.plugins.scm_sync_configuration.ScmSyncConfigurationDataProvider.provideRequestDuring(ScmSyncConfigurationDataProvider.java:106)
  at hudson.plugins.scm_sync_configuration.extensions.ScmSyncConfigurationFilter.doFilter(ScmSyncConfigurationFilter.java:44)
  at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:132)
  at hudson.util.PluginServletFilter.doFilter(PluginServletFilter.java:138)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
  at hudson.security.csrf.CrumbFilter.doFilter(CrumbFilter.java:49)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
  at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:84)
  at hudson.security.UnwrapSecurityExceptionFilter.doFilter(UnwrapSecurityExceptionFilter.java:51)
  at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)
  at jenkins.security.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:117)
  at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)
  at org.acegisecurity.providers.anonymous.AnonymousProcessingFilter.doFilter(AnonymousProcessingFilter.java:125)
  at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)
  at org.acegisecurity.ui.rememberme.RememberMeProcessingFilter.doFilter(RememberMeProcessingFilter.java:142)
  at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)
  at org.acegisecurity.ui.AbstractProcessingFilter.doFilter(AbstractProcessingFilter.java:271)
  at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)
  at jenkins.security.BasicHeaderProcessor.doFilter(BasicHeaderProcessor.java:92)
  at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)
  at org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:249)
  at hudson.security.HttpSessionContextIntegrationFilter2.doFilter(HttpSessionContextIntegrationFilter2.java:67)
  at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)
  at hudson.security.ChainedServletFilter.doFilter(ChainedServletFilter.java:90)
  at hudson.security.HudsonFilter.doFilter(HudsonFilter.java:171)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
  at org.kohsuke.stapler.compression.CompressionFilter.doFilter(CompressionFilter.java:49)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
  at hudson.util.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:82)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
  at org.kohsuke.stapler.DiagnosticThreadNameFilter.doFilter(DiagnosticThreadNameFilter.java:30)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
  at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:219)
  at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:110)
  at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:615)
  at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:169)
  at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
  at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
  at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:445)
  at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1115)
  at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:637)
  at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:318)
• locked <0x00000000917c32d8> (a org.apache.tomcat.util.net.SocketWrapper)
  at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
  at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
  at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
  at java.lang.Thread.run(Thread.java:748)