This parameter specifies the level of trace that should be generated when redo logs are archived.
Version | Type | Default | Session Modifiable |
System Modifiable |
8.1.6 | Integer | 0 | No | Immediate |
8.1.7 | Integer | 0 | No | Immediate |
9.0.1 | Integer | 0 | No | Immediate |
9.2.0 | Integer | 0 | No | Immediate |
10.1.0 | Integer | 0 | No | Immediate |
10.2.0 | Integer | 0 | No | Immediate |
The value of the parameter indicates the level of trace to be generated:
Level | Description |
0 | Disabled (default) |
1 | Track archival of redo log file |
2 | Track status of each archivelog destination |
4 | Track archival operational phase |
8 | Track archivelog destination activity |
16 | Track detailed archivelog destination activity |
32 | Track archivelog destination parameter changes |
64 | Track ARCn process state activity |
128 | Track FAL server related activities |
256 | Track RFS Logical Client |
512 | Tracks LGWR redo shipping network activity |
1024 | Tracks RFS physical client |
2048 | Tracks RFS/ARCn ping heartbeat |
4096 | Tracks real-time apply activity |
8192 | Tracks Redo Apply activity (media recovery or physical standby) |