select * from v$bgprocess

PADDR | NAME | DESCRIPTION | ERROR
1F2D13DC | PMON | process cleanup | 0
00 | DIAG | diagnosibility process | 0
00 | FMON | File Mapping Monitor Process | 0
00 | LMON | global enqueue service monitor | 0
00 | LMD0 | global enqueue service daemon 0 | 0
00 | LMS0 | global cache service process 0 | 0
00 | LMS1 | global cache service process 1 | 0
00 | LMS2 | global cache service process 2 | 0
00 | LMS3 | global cache service process 3 | 0
00 | LMS4 | global cache service process 4 | 0
00 | LMS5 | global cache service process 5 | 0
00 | LMS6 | global cache service process 6 | 0
00 | LMS7 | global cache service process 7 | 0
00 | LMS8 | global cache service process 8 | 0
00 | LMS9 | global cache service process 9 | 0
1F2D179C | DBW0 | db writer process 0 | 0
00 | DBW1 | db writer process 1 | 0
00 | DBW2 | db writer process 2 | 0
00 | DBW3 | db writer process 3 | 0
00 | DBW4 | db writer process 4 | 0
00 | DBW5 | db writer process 5 | 0
00 | DBW6 | db writer process 6 | 0
00 | DBW7 | db writer process 7 | 0
00 | DBW8 | db writer process 8 | 0
00 | DBW9 | db writer process 9 | 0
00 | DBWa | db writer process 10 (a) | 0
00 | DBWb | db writer process 11 (b) | 0
00 | DBWc | db writer process 12 (c) | 0
00 | DBWd | db writer process 13 (d) | 0
00 | DBWe | db writer process 14 (e) | 0
00 | DBWf | db writer process 15 (f) | 0
00 | DBWg | db writer process 16 (g) | 0
00 | DBWh | db writer process 17 (h) | 0
00 | DBWi | db writer process 18 (i) | 0
00 | DBWj | db writer process 19 (j) | 0
00 | ARC0 | Archival Process 0 | 0
00 | ARC1 | Archival Process 1 | 0
00 | ARC2 | Archival Process 2 | 0
00 | ARC3 | Archival Process 3 | 0
00 | ARC4 | Archival Process 4 | 0
00 | ARC5 | Archival Process 5 | 0
00 | ARC6 | Archival Process 6 | 0
00 | ARC7 | Archival Process 7 | 0
00 | ARC8 | Archival Process 8 | 0
00 | ARC9 | Archival Process 9 | 0
00 | LNS0 | Network Server 0 | 0
00 | LNS1 | Network Server 1 | 0
00 | LNS2 | Network Server 2 | 0
00 | LNS3 | Network Server 3 | 0
00 | LNS4 | Network Server 4 | 0
00 | LNS5 | Network Server 5 | 0
00 | LNS6 | Network Server 6 | 0
00 | LNS7 | Network Server 7 | 0
00 | LNS8 | Network Server 8 | 0
00 | LNS9 | Network Server 9 | 0
1F2D1B5C | LGWR | Redo etc. | 0
00 | LCK0 | Lock Process 0 | 0
1F2D1F1C | CKPT | checkpoint | 0
00 | MRP0 | Managed Standby Recovery | 0
00 | LSP0 | Logical Standby | 0
00 | LSP1 | Dictionary build process for Logical Standby | 0
1F2D22DC | SMON | System Monitor Process | 0
1F2D269C | RECO | distributed recovery | 0
1F2D2A5C | CJQ0 | Job Queue Coordinator | 0
00 | EMN0 | Event Monitor Process 0 | 0
1F2D2E1C | QMN0 | AQ Time Manager Process 0 | 0
00 | QMN1 | AQ Time Manager Process 1 | 0
00 | QMN2 | AQ Time Manager Process 2 | 0
00 | QMN3 | AQ Time Manager Process 3 | 0
00 | QMN4 | AQ Time Manager Process 4 | 0
00 | QMN5 | AQ Time Manager Process 5 | 0
00 | QMN6 | AQ Time Manager Process 6 | 0
00 | QMN7 | AQ Time Manager Process 7 | 0
00 | QMN8 | AQ Time Manager Process 8 | 0
00 | QMN9 | AQ Time Manager Process 9 | 0
00 | DMON | DG Broker Monitor Process | 0
00 | RSM0 | DR Resource Manager Process | 0
00 | NSV0 | DR Server NetSlave Process 0 | 0