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cpu

CPU Affinity Mask & TF8002

January 13, 2023

Setting CPU affinity in SQL Server is not a task you do every day. Rarely are there use cases when you need to do that. I had a recent requirement to do it. We plan to replace a physical server with half of its current CPU. Primarily due to faster CPU and workload moved off of […]

Ring Buffer Monitoring CPU – What do those values mean?

February 24, 2020

Here is a sample output of XML from sys.dm_os_ring_buffers where WHERE ring_buffer_type = N’RING_BUFFER_SCHEDULER_MONITOR’. What do those XML elements mean? In order to monitor CPU usages, you need to understand what each element means so you can use the values. I will explain each one in this blog post. ProcessUtilization Indicates the amount of CPU SQL […]