Mandatory background processes
Process Monitor Process (PMON)System Monitor Process (SMON)Database Writer Process (DBWn)Log Writer Process (LGWR)Checkpoint Process (CKPT)Manageability Monitor Processes (MMON and MMNL)Recoverer Process (RECO)
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Mandatory background processes
Process Monitor Process (PMON)System Monitor Process (SMON)Database Writer Process (DBWn)Log Writer Process (LGWR)Checkpoint Process (CKPT)Manageability Monitor Processes (MMON and MMNL)Recoverer Process (RECO)