Paul Dally

AVP, IT Foundations Platform Architecture at Sun Life Financial. Views & opinions expressed are my own, not necessarily those of Sun Life

[Paul Dally @PaulSDally]

Did you know that if your Kubernetes Deployment names are more than 47 characters long, you may find it harder to differentiate Pods from different ReplicaSets or Deployments apart? https://t.co/7Zf4SDvs2K

[Paul Dally @PaulSDally]

I just published One common reason your Pod may be stuck in Pending https://t.co/Wjw2SOXT4z

[Paul Dally @PaulSDally]

I just published Why Leaving Pods in CrashLoopBackOff Can Have a Bigger Impact Than You Might Think https://t.co/5wmEDBI6lB

[Paul Dally @PaulSDally]

@cloudnativeboy Agreed! My preference is OPA Gatekeeper, but whatever the implementation, something that can implement operational and security guardrails is critical

[Paul Dally @PaulSDally]

Active/Active load-balancing in Kubernetes is easy with Services. Have you ever wanted to do Active/Passive instead?
https://t.co/mC3mWjhR73

[Paul Dally @PaulSDally]

Probes are an important part of a highly-available Kubernetes application that are sometimes not well understood. See the following link for details:
https://t.co/7bWCOVo740

[Paul Dally @PaulSDally]

Is your Java application using a lot more memory than you've configured -Xmx to allow? The heap isn't the only memory that Java uses...
https://t.co/o1kzgxsi52

[Paul Dally @PaulSDally]

If you are running Java applications in containers, you should be aware of new'ish JVM startup args to size the heap based on the container's memory settings.
https://t.co/hrvWHtc7Dy

[Paul Dally @PaulSDally]

Are you using HorizontalPodAutoscalers with your Kubernetes applications? Do you want to avoid potential problems? Are they not working the way you expected?

If so, take a look at the following article:
https://t.co/uWVbMPO9zM

[Paul Dally @PaulSDally]

I recently published Deployments Don’t Create Pods https://t.co/Vsngtkcmk2

If you are using Kubernetes Deployments, and you are not getting the Pods you expect, you might want to check it out!