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na_backuplog - captures significant events during file
system backup/recovery activities.
Filer captures significant dump/restore-related events and
the respective times at which they occur. All events are
recorded in one-line messages in /etc/log/backup.
The following are the events filer monitors:
- Dump/restore starts.
- Restart of a dump/restore.
- Dump/restore completes successfully.
- The operation aborts.
- Dump/restore hits an unexpected
- Logs the options as users specify.
- Output device is opened successfully.
- Output device is closed successfully.
Dump specific events:
- As dump/restore completes a stage.
- When the snapshot is created or
- When a valid base dump entry is
Start_logging Logging begins.
Each event record is in the following format:
- Logging ends.
TYPE TIME_STAMP IDENTIFIER EVENT (EVENT_INFO)
- Either dmp(dump), rst(restore) or
- Shows date and time at which event
- Unique ID for the dump/restore.
- The event name.
A typical event record message looks like:
- Event specific information.
dmp Thu Apr 5 18:54:56 PDT 2001 /vol/vol0/home(5)
Start (level 0, NDMP)
In the particular example:
- = dmp
- = Thu Apr 5 18:54:56 PDT 2001
- = /vol/vol0/home(5)
- = Start
All event messages go to /etc/log/backup. On every Sunday
at 00:00, backup is roated to backup.0 and backup.0 is
moved to backup.1 and so on. Up to 6 log files(spanning
up to 6 weeks) are kept.
- = level 0, NDMP
The registry option backup.log.enable controls the
enabling and disabling of the logging with values on and
off respectively. The functionality is enabled by
default. (See na_options(1) for how to set options.)
na_dump(1), na_restore(1), na_options(1)
- backup log file for current week.
backup log files for previous weeks
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