1677629 - High CPU usage in PI caused by SLD communication

• Performance degradation on java engine.
• High CPU usage noticed related to jlaunch.
• Frequent garbage collections.
• Java thread dumps show error:
  
  SAPEngine_Application_Thread[impl:3]_1" prio=10 tid=60000000018dfc00nid=20 lwp_id=4402915 runnable [9fffffffba30e000..9fffffffba310d00]
  at java.lang.StringBuffer.<init>(StringBuffer.java:115)
  at java.lang.StringBuffer.<init>(StringBuffer.java:103)
  at com.tssap.dtr.client.lib.protocol.streams.ChunkedInputStream.readLine(ChunkedInputStream.java:319)
  at com.tssap.dtr.client.lib.protocol.streams.ResponseStream.readLine(ResponseStream.java:271)...
  
  ...at com.sap.lcr.api.cimclient.HttpRequestSender.send(HttpRequestSender.java:341)
  at com.sap.lcr.api.cimclient.CIMOMClient.sendImpl(CIMOMClient.java:198)
  at com.sap.lcr.api.cimclient.CIMOMClient.send(CIMOMClient.java:146)
  at com.sap.lcr.api.cimclient.CIMOMClient.enumerateInstancesImpl(CIMOMClient.java:443)
  at com.sap.lcr.api.cimclient.CIMOMClient.enumerateInstances(CIMOMClient.java:747)...
  
  ...at com.sap.aii.utilxi.sld.SldProxy.getInstances(SldProxy.java:368)
  at com.sap.aii.utilxi.sld.SldProxy.getCentralAppServerHost(SldProxy.java:597)
  at com.sap.aii.utilxi.sld.XIIntegrationServer.provideCentralAppServerHost(XIIntegrationServer.java:676)...
  
  ...com.sap.aii.utilxi.sld.XIDomain.getSldInstanceName(XIDomain.java:123)
  at com.sap.aii.utilxi.sld.SystemLandscapeDirectory.addDomain(SystemLandscapeDirectory.java:207)... 

• SAP NetWeaver 7.0

com.sap.aii.connect.integrationserver.sld.name, com.sap.aii.connect.integrationserver.r3.mshost, CIM client, Process Integration 7.0, PI 7.0, PI 7.01, PI 7.02, XI , KBA , BC-XI-CON-AFW , J2EE Adapter Framework , BC-XI-CON-AFW-SLD , SLD Registration , Problem