23 April,2012 by Jack Vamvas
Question: These errors started appearing in the db2diag.log files for a production DB2 database. I have a process to Manage DB2 db2diag.log files.The daily DB2 online backup was successful – but failed to archive log.
2012-04-20-18.104.22.1680713+060 E1088884685E547 LEVEL: Error PID : 13535 TID : 47411049261376PROC : db2sysc 0 INSTANCE: db2misc NODE : 000 EDUID : 24 EDUNAME: db2logmgr (db1) 0 FUNCTION: DB2 UDB, data protection services, sqlpgArchiveLogFile, probe:3160 MESSAGE : ZRC=0x86100025=-2045771739=SQLP_MEDIA_VENDOR_DEV_ERR "A vendor device reported a media error." DATA #1 : Failed to archive log file S0005908.LOG to TSM chain 2 from /db2inst1/logs/db1/NODE0000/.
Answer: 1) check the configuration on the database are correct. LOGARCHMETH1 = TSM , LOGRETAIN=RECOVERY. And you're not getting the DB2 SQL2413N - Online backup is not allowed error
2) Break connections to the database and take a full DB2 offline backup
Db2 QUIESCE DATABASE IMMEDIATE FORCE CONNECTIONS Db2 BACKUP DATABASE MYDBI USE TSM