2
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1answer
40 views

Oracle DB occasionally slows down when “Setting Resource Manager plan DEFAULT_MAINTENANCE_PLAN”

After midnight Oracle Database 12c turned to "slow mode". DML statements became about 10 times slower, though "selects" feel good. CPU load as usual, disk I/O is perfect (tested by copying 500m file), ...
3
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1answer
132 views

Thoughts about Oracle backup procedure for 11.2 (beginner question)

Two days ago we "found out" that our old, not taken care of, horribly neglected, Oracle DB server was extremely important to our business. The only person who knew anything about this server was ...