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Microsoft® SQL Server 2012 Unleashed by Alex T. Silverstein, Chris Gallelli, Paul T. Bertucci, Ray Rankins

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Monitoring SQL Server’s Disk Activity

In the preceding section, we looked at monitoring overall disk activity. In this section, we examine what SQL Server’s contribution is to all this disk activity. Disk activity can be categorized into reads and writes. SQL Server carries out writes to the disk for the following processes:

Image Logging transactions

Image Writing dirty cache pages to disk

Image Freeing space in the page cache

Logging is a constant occurrence in ...

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