Guidelines and Requirements

Voice of the DBA

I saw a post from Brent that Microsoft had changed the default memory guidance. At first glance I read this as they'd changed the default values, which would be interesting. However, this is a guideline, set to 75%. I also saw a few thoughts from Randolph West on LinkedIn, and quite a few comments. The comments were interesting in a few ways.

It is easy to look at 75% and say that won't work for this server that's on my mind right now because I keep getting woken up. That might be true. However, the 75% number isn't a hard requirement. It's a guideline, a recommendation to ensure you have enough memory for the OS, but you're trying to use most for SQL Server. Feel free to adjust it if you feel the need.

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