Is Resource Monitor (resmon) all I need to troubleshoot storage?

I was recently doing some work on my Windows 10 desktop and placed a drive on one of the slower internal disks. It’s old. It’s 7200 RPM. It’s just plain slow. All that’s fine and good as I’m not doing any production workloads from this development machine.

I thought that until one query was taking exceptionally long to complete. I pulled up Resource Monitor to check CPU and storage pressure. Everything looked just fine. In fact, the D: drive wasn’t even listed as having any IO latency.Read More »