1.Set localSlave to true,useLogQueue to false
debugPermitted to true,miscDebugTraceLevel to 0,soapTraceLevel to 1
memTraceLevel to 0
2.execute loading testing,no error
3.modify memTraceLevel to 1
4.execute loading testing , occurs many errors:Connection refused. TPS tend to 0.
5.upgrade HPCC version from 5.6.4-1 to 5.6.8-1, same error reproduces.
note:Core file still can be producted when error occurs
Please reference attachment for Nmon data,LoadRunner error screenshot and HPCC log.