Jack Shirazi – Medium

Jack Shirazi

Fastly, Google and Amazon’s “Bug Already Present” Pattern Caused 3 Biggest Outages This Year

In all cases, a bug that wasn’t triggered until long after release caused a cascade of failures

4 min readJun 30, 2021

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pieces of a broken plate spread on the floor

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Jack Shirazi

What Reliability Engineers can learn from Google’s December 2020 OAuth Outage

Five Takeways to Apply to Your Reliability Strategy

8 min readJun 30, 2021

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Shatter flower pots

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Jack Shirazi

What Reliability Engineers can learn from Amazon’s November 2020 Kinesis Outage

Six Takeways to Apply to Your Reliability Strategy

5 min readJun 30, 2021

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What Reliability Engineers can learn from Amazon’s November 2020 Kinesis Outage

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Jack Shirazi
in
Expedia Group Technology

How To Export Medium Stats for Monthly Analysis

Learn how to generate and retain monthly stats on Medium

3 min readJun 23, 2021

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4

The Moon changing size, shape, and color over time

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Jack Shirazi
in
Expedia Group Technology

Microservices Are Not a Technical Solution, They’re a Teamwork Solution

The first answer to “make this more reliable” isn’t “make it a set of microservices”

3 min readApr 29, 2021

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An overhead view of uncooked spaghetti in a pot of water.

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Jack Shirazi
in
Expedia Group Technology

Traffic Shedding, Rate Limiting, Backpressure, Oh My!

How to stop your service from getting overloaded

3 min readMar 25, 2021

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Options to avoid overloading of web applications. eg. scaling, overprovisioning, queuing, rate-limiting, backpressure, shedding.

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Jack Shirazi
in
Expedia Group Technology

The Cost of 100% Reliability

How do reliability costs stack up? Where do they come from?

6 min readMar 31, 2020

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Tree supported by a large sculpted hand

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Jack Shirazi
in
Expedia Group Technology

Practical JVM GC tuning for everyone

The modern garbage collection tuning procedure for JVMs

3 min readFeb 20, 2020

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people holding trash cans: young person — young generation collector; twins — parallel collector; an old man — old generation

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Jack Shirazi
in
Expedia Group Technology

DevOps = Dev + ErrorBudget + Ops

In this decade we entered a new era of IT: rapid release as a standard. This practice has grown from niche to such a common practice that…

5 min readJun 19, 2019

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DevOps = Dev + ErrorBudget + Ops

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Jack Shirazi
in
The Hotels.com Technology Blog

Optimizing your server by limiting request overheads

Success is a double-edged sword — increased request volume and more edge case requests stress your server. Many a server has failed…

3 min readJan 17, 2019

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Optimizing your server by limiting request overheads

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Jack Shirazi

Jack Shirazi

Working in the Elastic Java APM agent team. Founder of JavaPerformanceTuning.com; Java Performance Tuning (O’Reilly) author; Java Champion since 2005

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