Here we would like to draw your attention to VMCDBG_ALT_CONTROL transaction code in SAP. As we know it is being used in the SAP BC-VMC (Virtual Machine Container in Basis) component which is coming under BC module (BASIS).VMCDBG_ALT_CONTROL is a transaction code used for VMC Debugger: Alternative Controller in SAP.
It comes under the package SVMCRT_DEBUG.When we execute this transaction code, RS_VMC_DBG is the normal standard SAP program that is being executed in background.
Transaction VMCDBG_ALT_CONTROL technical data table
|Purpose||VMC Debugger: Alternative Controller|