rspo/check_memory is a SAP Parameter attribute which is used to control Activate internal memory checking information. This is available within R/3 SAP systems depending on the version and release level.
Below is the standard documentation available and a few details of the attributes values .
Parameter to activate a memory check. If this is set to active, the
consistency of memory management is checked during various c procedures,
and any errors are written to the system log (FAZ).
See SAP Parameter Documentation for full SAP documentation for this profile parameter.