ORA-1157 or DB Hang During: ALTER DATABASE OPEN MIGRATE
(Doc ID 1533585.1)
Last updated on FEBRUARY 27, 2019
Applies to:Oracle Database - Enterprise Edition - Version 184.108.40.206 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Solaris on SPARC (64-bit)
Oracle Solaris on x86-64 (64-bit)
During the upgrade to 220.127.116.11, during the step of open database migrate
The following errors are reported in the Alertlog :
Dumping diagnostic data in directory=[cdmp_20130215140512], requested by (instance=1, osid=4700 (DBW0)), summary=[abnormal process termination].
ORA-01157: cannot identify/lock data file 1801 - see DBWR trace file
ORA-01110: data file 1801:
ORA-1157 signalled during: ALTER DATABASE OPEN MIGRATE...
and instance can't open in migrate mode
DB hangs during open the open im Migrate mode .
upgrading the instance to 18.104.22.168
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