讨论一下TaskManager中监控磁盘性能的一些小问题

今天研究了一下命令"diskperf -Y". 我把发现Share给了同事, 原文写在了下面, 就不翻译了. ^_^

 

Try this command (CMD or PowerShell) in your Win2012 VMs.

diskperf –Y

Before the command:

After the command:

Note1

You cannot use this tool to monitor the performance when copy data from one LUN to another LUN. Obviously, the ODX is involved.

Note2

You cannot see the activity of CSV disks in Failover cluster hosts.

 

参考资料

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Why you want to be using VHDX in Hyper-V whenever possible and why it’s important to know your baselines

http://blogs.technet.com/b/askpfeplat/archive/2013/09/09/why-you-want-to-be-using-vhdx-in-hyper-v-whenever-possible-and-why-it-s-important-to-know-your-baselines.aspx