Why You Should Not Put Data and Log Files on the Same Drive in SQL Server
One of the checks in the Database Health Monitor Quick Scan Report that often raises questions is check #243: data and log files on the same drive. At first glance, this might not seem like a big deal. After all, it’s just disk space, right? But in reality, placing your MDF/NDF files (data) and your LDF files (logs) together is a bad practice for two main reasons: Performance & I/O SQL Server accesses data and log files in very different …
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