IBM V7.2 - Manual (Page 36)

Standby Database Scenario 30
before the logic error occurred. If the database needs to be recovered to the
point when the Primary server failed, then a rollforward to end of logs should be
performed:
db2 “rollforward database ts1 to end of logs and stop”
or
db2 “rollforward database ts1 to 2000-06-19-20.57.00.0000 and
stop”
15. Start the SAP system: log on as ts1adm user on the Backup server and issue the
command
startsap