log file sync
When a user session commits, the session's redo information needs to be flushed to the redo logfile. The user session will post the LGWR to write the log buffer to the redo log file. When the LGWR has finished writing, it will post the user session. Wait Time:
The wait time includes the writing of the log buffer and the post.
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Parameter |
Description |
|---|---|
|
buffer# |
The number of the physical buffer in the redo log buffer that needs to be synchronized |