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SQL Server Transaction Log Management by Tony Davis, Gail Shaw

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Chapter 9: Monitoring the Transaction Log

Our major goal in terms of log maintenance for all databases under our care is to optimize for write performance, in order to support all activities that require SQL Server to write to the log, including data modifications, data loads, index rebuilds, and so on. However, it's also important to keep an eye on possible log fragmentation, which, as described previously, can affect the performance of processes that need to read the log, such as log backups and the crash recovery process.

Having configured the physical log architecture, and sized the log file appropriately, as discussed in the previous chapter, this chapter describes some of the ways in which we can monitor transaction log size, growth and ...

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