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The 3:47 AM Crisis: How OSI Thinking Saved Our Revenue

The 3:47 AM Crisis: How OSI Thinking Saved Our Revenue

How did I resolve the issue?

Sharon Sahadevan's avatar
Sharon Sahadevan
Jul 17, 2025
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The 3:47 AM Crisis: How OSI Thinking Saved Our Revenue
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This is the continuation of my previous newsletter: In this newsletter, I will explain how exactly I resolved the issue using the OSI model framework.

The OSI Model: Not Academic BS - Here's Why It Matters in Production

Sharon Sahadevan
·
Jul 17
The OSI Model: Not Academic BS - Here's Why It Matters in Production

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"Network is fine," said the network team.
"Pods are running," said the platform team.
"Load balancer looks good," said the infrastructure team.

The OSI Mental Model Kicks In

Then I remembered something from m…

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