Does SQL log file affect performance?

Question

If the transaction log file is full in the SQL Server database, it degrades the performance of the SQL Server. It also slows down the speed of the transactional log backup process. In addition, the over-sized transaction logs decrease the disk space also because old transaction logs are not removed yet. 4 апр. 2017 г.

What happens when SQL log file is full?

When the transaction log becomes full, SQL Server Database Engine issues a 9002 error. The log can fill when the database is online, or in recovery. If the log fills while the database is online, the database remains online but can only be read, not updated.

Does log shipping affect performance?

Log shipping will not cause any performance impact. All LS does is backup transaction log, copy log backup and restore the log backup on 2dry.

Should I shrink SQL log file?

To reduce the physical size of a physical log file, you must shrink the log file. This is useful when you know that a transaction log file contains unused space.

How big should SQL log file be?

Although there is no one optimal value for Transaction Log File initial size and auto-growth that fits all situations, but setting the initial size of the SQL Server Transaction Log file to 20-30% of the database data file size and the auto-growth to a large amount, above 1024MB, based on your database growth plan can ...

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