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Why is the SQL transaction log file so big?
If the SQL Transaction Log file of the tempdb is configured with small initial size, the extra overhead that is caused by increasing the size of the tempdb Transaction Log will affect the performance of the tempdb database. Another factor that should be taken into consideration is the maximum size that the SQL Server Transaction Log file can reach.
How is the transaction log implemented in SQL Server?
The transaction log is implemented as a separate file or set of files in the database. The log cache is managed separately from the buffer cache for data pages, which results in simple, fast, and robust code within the SQL Server Database Engine.
How to troubleshoot rapid growth in database and transaction log files?
(These registry values are not currently available in Exchange Server 2010) Check for any excessive ExCDO warning events related to appointments in the application log on the server. (Examples are 8230 or 8264 events). If recurrence meeting events are found, then try to regenerate calendar data server side via a process called POOF.
What are the best practices for transaction log administration?
SQL Server Transaction Log Administration Best Practices Transaction Log File Size. When a user database is created, the initial size and the auto-growth settings of the SQL… Multiple Transaction Log Files. SQL Server provides us with the ability to create more than one SQL Transaction Log file…
Can a SQL server log file be placed on the same device?
Applies to: SQL Server (all supported versions) This rule checks whether data and log files are placed on separate logical drives. Placing both data AND log files on the same device can cause contention for that device, resulting in poor performance.
Why are there so many VLFS in SQL Server transaction log?
The large number of VLFs in the Transaction Log file, that results from growing the file very frequently in small chunks every time a size extend is required, can lead to bad performance issues. This can be seen in the shape of long recovery time during the SQL Server service startup, attaching the database or the backup and restore operations.