Contents
How do I pause a Mirror in SQL Server?
To pause or resume database mirroring Right-click the database, select Tasks, and then click Mirror. This opens the Mirroring page of the Database Properties dialog box. To pause the session, click Pause.
How does mirroring work SQL Server?
Database Mirroring is used to move the database transactions from one SQL Server database (Principal database) to another SQL Server database (Mirror database) on a different instance. In SQL Server Log Shipping and Mirroring can work together to provide solutions for high availability and disaster recovery.
How do I shrink a SQL Server log file with mirroring enabled?
You have to create a job that regularly backs up the transaction log (every 15 or 30 minutes or so) to keep the log size from getting out of hand. If it is already out of hand, run BACKUP LOG TO DISK = ‘Nul’, then run a DBCC SHRINKFILE command. Then you can get your job set up.
How do I shrink a database mirror?
Answers
- Please take transaction log backup.
- Use DBCC SHRINKFILE command to shrink log files follow below link.
- If not enough space is released take trn log backup again.
- Follow step 2.
Why is database mirroring paused in SQL Server?
While a database mirroring session remains paused, all of the current log records remain active because the principal server is waiting to send them to the mirror server.
What happens when a mirroring session is paused?
When a session is paused, the principal database remains available. Pausing sets the state of the mirroring session to SUSPENDED, and the mirror database no longer keeps up with the principal database, causing the principal database to run exposed.
Is the transaction log caused by Database mirroring?
For information on establishing Database Mirroring please refer to this link: http://msdn.microsoft.com/en-us/library/ms190941 (v=sql.110).aspx . In addition, I created a small script that inserts data into a table to fill up the transaction log.
When to resume database mirroring in SQL Server?
Resume the database mirroring session before the log fills up, or add more log space. Resuming database mirroring lets the principal server send its accumulated active log to the mirror server and puts the mirror database in the SYNCHRONIZING state. The mirror server can then harden the log to disk and start to redo it.