Finding log file locations
Text that is displayed on the screen during DB2® backup, DB2 restore, and BackOM operations are typically written to log files.
DB2 also writes messages of internal operations, events, or status in the administration notification log file (db2SID.nfy) and diagnostic log file (db2diag.log). These log files are in the directory that is specified with the DB2 database management configuration parameter DIAGPATH. Query the DB2 database management configuration with this command:
db2 get dbm cfg