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Kelsey Hightower

πŸ‘€ Speaker
2824 total appearances

Appearances Over Time

Podcast Appearances

The Pragmatic Engineer
Kubernetes and retiring at the top with Kelsey Hightower

And you're making sure that everything looks good.

The Pragmatic Engineer
Kubernetes and retiring at the top with Kelsey Hightower

You need to be careful not to touch them because you could die.

The Pragmatic Engineer
Kubernetes and retiring at the top with Kelsey Hightower

And so you learn everything about a data center, like the service loop.

The Pragmatic Engineer
Kubernetes and retiring at the top with Kelsey Hightower

You're running all this Cat5 cable.

The Pragmatic Engineer
Kubernetes and retiring at the top with Kelsey Hightower

It has to have a perfect service loop.

The Pragmatic Engineer
Kubernetes and retiring at the top with Kelsey Hightower

Fiber runs on a different part of the rack, right?

The Pragmatic Engineer
Kubernetes and retiring at the top with Kelsey Hightower

So you don't ever mix these things.

The Pragmatic Engineer
Kubernetes and retiring at the top with Kelsey Hightower

So as a person still, like I'm in my early 20s, I'm thinking this is how all data centers look.

The Pragmatic Engineer
Kubernetes and retiring at the top with Kelsey Hightower

It's not the case.

The Pragmatic Engineer
Kubernetes and retiring at the top with Kelsey Hightower

The reason why I didn't feel as bad as some of the metrics people are using now is because I felt like I can control the outcome.

The Pragmatic Engineer
Kubernetes and retiring at the top with Kelsey Hightower

it didn't feel like it was a thing that was just a metric that didn't do anything.

The Pragmatic Engineer
Kubernetes and retiring at the top with Kelsey Hightower

If I felt like my score was taking a hit, and I was like, you know what, I am being a bit sloppy in how I'm diagnosing these machines.

The Pragmatic Engineer
Kubernetes and retiring at the top with Kelsey Hightower

And I remember one time where I almost had my score dip below 90,

The Pragmatic Engineer
Kubernetes and retiring at the top with Kelsey Hightower

I started writing additional shell scripts to start and combining different functions together.

The Pragmatic Engineer
Kubernetes and retiring at the top with Kelsey Hightower

It's like, you know what?

The Pragmatic Engineer
Kubernetes and retiring at the top with Kelsey Hightower

I can't be moving this fast.

The Pragmatic Engineer
Kubernetes and retiring at the top with Kelsey Hightower

There's a way for me to diagnose multiple things in the machine at one time.

The Pragmatic Engineer
Kubernetes and retiring at the top with Kelsey Hightower

And so I would diagnose the SATA array, all the hard drives while I'm doing the memory component.

The Pragmatic Engineer
Kubernetes and retiring at the top with Kelsey Hightower

And then when it rebooted, I would just run the script one more time as I'm putting my cart back together to catch that one more thing.

The Pragmatic Engineer
Kubernetes and retiring at the top with Kelsey Hightower

And once I started doing that, I can move as fast as I want it and the scores are right.