DSNVSRX
Module DSNVSRX is part of the Agent Services Manager facility (ASM). The ASM is used by DB2 to provide the necessary environment for Db2 routines which are operating in attached subsystems. DSNVSRX contains routines used by ASM to abort, defer, or restart service task requests for other DB2 components.
Reference Sources
DB2 Universal Database for z/OS, Diagnosis Guide and Reference SES1-2941-01.