Tag Archives: performance

Ghost in the machine… I found it!

Doing an intensive 3-day NetApp & VMware healthcheck for a customer, and I found the “Ghost in the Machine”.

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Does SSD or Thunderbolt matter? (Re: Laptops)

How much difference does a solid state hard drive or disk array make for laptop/desktop users?

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Tip #4: Graphing Performance data from NetApp w/ Powershell – Part 1

Your NetApp DFM (OnCommand Core) Performance Advisor is lying to you… It doesn’t want to. And it doesn’t mean to. But it is. This was an issue that a customer came to me with yesterday.

If you asked your NetApp or DFM, “Hey dude, what’s my CPU utilization?” DFM may reply back, “Ohh man, you’re screwed, it’s 95%!” You instantly crap yourself since you just paid big money for all this stuff, which should last for years. Don’t worry, more than likely you’re good. Let’s take a look at why is it lying to you?

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