To maximize the performance and accommodate many users, a multiprocessing oracle system use some additional database process called background process.
The relationship between the physical and memory structures is maintained and enforced by Oracle’s background processes.
Mandatory background process :
The relationship between the physical and memory structures is maintained and enforced by Oracle’s background processes.
Mandatory background process :
- System monitor (SMON)
- Process monitor (PMON)
- Database writer (DBWR)
- Log writer (LGWR)
- Checkpoint (CKPT)
- Archival (ARCn)
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