Build Your Own Perfmon Counter

Daniel Janik shows us two ways to create our own Perfmon counters, the good way and the not-as-good way:

Whether you’re just now finding out about these or you’ve been reminded that these exist, I’m sure your asking: “How can I use them?”

Some many years ago, I used the procedures in SQL 2000 to monitor blocked processes. I was onsite at a customer in San Jose, Costa Rica and I figured pictures would help bridge the gap since I didn’t speak Spanish.

The customer was experiencing outages that they could see with blocking. While investigating I found that blocking was directly related to disk latency. More Latency = More Blocking.

I was unaware that this even existed, but it could be very useful in some circumstances.

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