Archive | 2014

Attack of Old Bugs – Netapp high CPU

100% CPU

Just an FYI when you jump from 7.3.x to 8.1.4 you can have a re-occurrence of the Netapp bug 568758 which had to do with block deletes killing performance and spiking CPU due to serialization of volume cleanup processes.

See a recent headswap adventure

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Snippet: #1 emailed file of 2013: VM Snapshot age w/ powershell

Of all the thousands of emails I sent to customers in 2013, I sent this code to most. I think I sent it to over 150 people last year.

People do a really crappy job of monitoring their backup applications, and if they have old snapshots in VMware. It doesn’t matter if you use Veeam, NetBackup, BEX, SMVI/VSC, manual scripts, or what. Anything that automatically makes snapshots and then deletes them has the chance to totally screw that crap up!

Biggest issues happen when snapshots aren’t cleaned up if they are left around.

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Snippet: NetApp SSH Keys for passwordless auth.

It really pisses me off when I have to type passwords over and over and over again. Even more so when I am trying to do a ton of work or do a deployment and I need to do it.

It’s even more annoying when a customer won’t enable proper access to their systems, or they use root forever with weak passwords.

Enter the SSH KEYs. Here is how to set them up on your NetApp in both 7-mode and Cluster Mode!

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New Year. Looking back, looking ahead.

A year in review, and a look ahead!

We have a gift of mind and body given to us every day we are alive, no matter what we face with either. Forcing myself to do which I never thought I could, is the best Christmas and New Year gift I could give myself. I do not want to stop challenging myself until it kills me!
What about 2014? Read more for my thoughts on where you should and shouldn’t be spending your time!

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