Oracle 11g !!link!! -

This will help you identify poorly written transactions or missing COMMIT statements.

Once you have BLOCKING_SID and BLOCKING_SERIAL : oracle 11g

Writes redo log data sequentially from the buffer cache to physical redo log files during commit operations. This will help you identify poorly written transactions

Provides large memory allocations for backup operations, parallel execution, and JVM requirements. and JVM requirements.