Paul Dally – Medium

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Paul Dally

Who is Paul Dally (And What The Heck is a Distinguished Architect)?

Who is Paul Dally?

4 min readFeb 1, 2022

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Who is Paul Dally (And What The Heck is a Distinguished Architect)?

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Paul Dally

Viewing logs from the previous container instance when your container is crashing

When a container is repeatedly crashing, it may not be obvious how to determine what is wrong. You might look at kubectl log , but the…

2 min readMar 19, 2024

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Viewing logs from the previous container instance when your container is crashing

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Paul Dally

Is your Pod’s environment variable not resolving a reference to another variable?

Order Matters

2 min readMar 15, 2024

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Is your Pod’s environment variable not resolving a reference to another variable?

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Paul Dally

-XX:MaxRAMPercentage isn’t working?

Have you removed your -Xmx setting yet? Often (e.g. OpenJDK, IBM, Red Hat), if you specify both and -XX:MaxRAMPercentage, -Xmx will take…

1 min readNov 22, 2023

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-XX:MaxRAMPercentage isn’t working?

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Paul Dally

Why you should care about Kubernetes container requests and limits

The Kubernetes documentation covers resource management for Pods and containers pretty thoroughly. Unfortunately, it seems that many…

4 min readNov 14, 2023

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Why you should care about Kubernetes container requests and limits

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Paul Dally

Make sure you specify a reasonable timeoutSeconds on your Liveness and Readiness Probes

None of the examples in the Kubernetes documentation for liveness and readiness probes specify a timeoutSeconds field.

2 min readAug 11, 2023

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Make sure you specify a reasonable timeoutSeconds on your Liveness and Readiness Probes

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Paul Dally

The Kubernetes documentation is SO wrong about Namespaces

Namespaces are NOT just for clusters with “a few to tens of users”…

4 min readJul 20, 2023

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The Kubernetes documentation is SO wrong about Namespaces

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Paul Dally

Active Directory — How to determine what domain controllers are serving your domain

1 min readJul 6, 2023

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Active Directory — How to determine what domain controllers are serving your domain

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Paul Dally

Successfully using Ingress-NGINX and SessionAffinity with Regex paths

First, please consider enhancing your application so that it doesn’t require session affinity!

2 min readMay 5, 2023

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Successfully using Ingress-NGINX and SessionAffinity with Regex paths

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Paul Dally

Session Affinity and Kubernetes— Proceed With Caution!

Sometimes, you may find that your Kubernetes application doesn’t work properly when you first run more than 1 replica.

5 min readMay 5, 2023

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Session Affinity and Kubernetes— Proceed With Caution!

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Paul Dally

Paul Dally

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

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