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Introduction to/Practical Load Testing for Large-Scale Traffic Processing

I've created the '대규모 트래픽 처리를 위한 부하테스트 입문/실전' lecture, easily understandable even for non-majors and immediately applicable in practice!

(4.9) 62 reviews

788 learners

  • jscode
대용량트래픽
k6
infrastructure
performance-tuning
performance-test

Reviews from Early Learners

What you will learn!

  • Measuring a specific service's traffic capacity

  • System Design and Expansion Methods Due to Traffic Increase

  • How to improve performance based on load test results

  • Large-scale traffic processing method

  • Load Testing Method


🤬 Oh my, I can't eat this!

My name is Jaeseong Park , and I started out as a developer without a major, worked as a CTO at several companies, and am currently working as an educator. There was a time when I also started as a developer without a major and struggled to gain experience in handling large-scale traffic.

I wanted to gain experience in handling large-scale traffic, but I had no idea how I could experience large-scale traffic. This is because there are only a few companies that generate large-scale traffic, and even if I were to join a large company, most of the time I would not be given the opportunity to experience large-scale traffic.

So how on earth can we gain experience in handling this large volume of traffic?

By utilizing load testing , you can indirectly experience large-scale traffic even if you do not enter a company that generates large-scale traffic. By experiencing large-scale traffic, you can practice how to deal with it, how to design a system, and how to improve services.

I created this course with the hope that anyone can gain 'experience in handling large-scale traffic'. I hope that through this course, you will become a developer who can handle large-scale traffic on your own.

Four points I paid attention to while creating the lecture

This is not a lecture that simply teaches you how to use a load testing tool. We will teach you the 'thought process' of how to interpret the results of a load test in real-world situations and how to improve the performance of the entire system.

The course is designed so that even non-majors can easily gain experience in handling large-scale traffic. After taking this course, you will be able to measure how much traffic the service you have configured can withstand, and decide how to approach it to improve performance.

I thought that if I could not apply the lectures in real life even after listening to the lectures, it was a bad lecture. I tried to structure the lectures so that they could be applied directly to real work, rather than an academic style that only deeply studies theories .

I will show you step by step how to perform load testing with real-world examples. By showing you the process, you will also learn how to design a system that can handle large-scale traffic.

👍 People like this will like it!

By watching YouTube or blogs
Anyone struggling to gain experience handling large volumes of traffic

Because I am not a major
Difficult concepts and terms
People who are slow to understand Korea

Load testing in the field
Try to improve performance through
Anyone who wants to

🙊 After listening to this lecture?

You will get to experience massive traffic . You will also learn how to improve the performance of your system to withstand massive traffic based on load testing .

🍡 Taste

During the 'Bottleneck Point' class

'[Practice] How many requests per second can the backend server I configured withstand?' During class

In the class '[Practice] Diagnosing bottlenecks through load testing'

Note

The course is conducted on the assumption that you have a basic understanding of AWS. Therefore, I recommend that you take this course after learning the basics of AWS . If you come across a part that you do not understand while learning, please use the Q&A bulletin board or 1:1 open chat room to ask questions right away . 😊

🚨 Be sure to check who is teaching you!

If you meet the wrong doctor, you may die at that moment because you cannot cure your illness. However, death ends with the pain of that moment. However, if you meet the wrong teacher and receive the wrong education, you will suffer throughout your life.

Due to wrong education, you may end up going to a company you don't want to work for, receiving a salary that is lower than you expected, and living a life of suffering because of it. Not only that, but because of the wrong education, your children will also inherit the wrong education.

I think that education can really change a person's life in a positive way, but on the other hand, it can also completely destroy a person's life. I think that's why education is such a heavy responsibility.

Therefore, please check who the person teaching you is, what kind of person they are, and what path they have taken, and then make a careful decision.

👋 Hello!
Now I introduce myself ( ⸝⸝•ᴗ•⸝⸝ )੭⁾⁾

hello!

I started studying development as a non-major . I have already been a developer for 6 years! Recently, I have been working as a developer while serving as CTO at two companies . Whenever I have free time, I have been giving coding lectures, consulting on company development, and giving lectures.

The number of students I have taught so far has already exceeded 24,000 (as of July 25th) ! I feel this every time I teach many students, but I cannot forget the sense of pride I feel in education, so I will continue to provide education at Inflearn.
(* Among the students, there are those who passed the exams at Kakao Pay, Yanolja, and Woowa Brothers)

Just as I have received a lot of help when I was going through hard times, I wanted to become someone who could help many other people. And I feel most proud and happy when the value I created through development has had a positive impact on others.

For these reasons , I hope that by sharing what I have worked hard to obtain, I can help those people live a slightly better life.

thank you!

🏆 Best Reviews of Lectures

** This is a review written for the previously produced <AWS Introduction/Practice that Non-Majors Can Understand>.


🚌 What if you don’t know what order to take the lectures in?

Please refer to ' [2025] Essential Curriculum for Employment as a Backend Developer (IT Service Company) ' !



🐶 Get a discount on courses with Roadmap

Performance optimization for handling large-scale traffic ( https://inf.run/ecBS1 )

Recommended for
these people

Who is this course right for?

  • Backend developer aiming for an IT service company

  • Job seeker aiming for distinctive qualifications

  • Wanting to experience large-scale traffic in real projects

  • Those wanting to quickly learn load testing for practical use.

  • Those who simply find large traffic handling difficult

Hello
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[Career]
現) JSCODE - 대표 멘토, CEO
前) (주)트라이포드랩 - CTO
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『Do it! JSCODE의 AWS 입문』, 이지스퍼블리싱 (2025.05)

 

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Curriculum

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43 lectures ∙ (3hr 27min)

Course Materials:

Lecture resources
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Reviews

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62 reviews

4.9

62 reviews

  • 송사무엘님의 프로필 이미지
    송사무엘

    Reviews 11

    Average Rating 5.0

    5

    31% enrolled

    • JSCODE 박재성
      Instructor

      송사무엘님 좋은 평 남겨주셔서 감사합니다 :) 남은 강의까지 화이팅!!

  • 김상형님의 프로필 이미지
    김상형

    Reviews 25

    Average Rating 5.0

    5

    93% enrolled

    큰 그림과 대략적 흐름을 알 수 있어서 좋았습니다

    • 강의 완강 하시느라 고생 많으셨어요 상형님~~!! 큰 그림과 대략 흐름을 파악하셨다면 디테일한 내용을 공부 하시더라도 금방 습득 하실 수 있을 거예요! 제가 알려 드린 내용에서 조금씩 살을 붙여가면서 학습해보세요~~~~!!

  • 최민수님의 프로필 이미지
    최민수

    Reviews 2

    Average Rating 5.0

    Edited

    5

    95% enrolled

    저에게 꼭 필요한 강의였는데 짧은 시간 동안 많은 부분을 공부할 수 있어 좋았습니다! 최고의 강의였어요😁.

    • 감사합니다 민수님! 최고의 강의였다니 저도 너무 뿌듯하네요~!! 배운 내용 기반으로 실전에서도 잘 활용해보시기 바랍니다😊😊

  • wisehero님의 프로필 이미지
    wisehero

    Reviews 55

    Average Rating 4.7

    5

    100% enrolled

    좋은 인사이트를 얻고갑니다.

    • 감사합니다 wisehero님! 얻어가신 인사이트를 잘 활용해서 실제 프로젝트나 현업에서 꼭 써먹어 보시기 바랍니다:)

  • 박성환님의 프로필 이미지
    박성환

    Reviews 4

    Average Rating 5.0

    5

    100% enrolled

    부하 테스트에 대한 지식이 없었던 왕초보자인 제가 들어도 이해가 잘 되는 강의였습니다!! 재성님의 다른 강의들 또한 기대하고 들어보러 가보겠습니다 ㅎㅎ

    • 성환님~ 처음이라 많이 낯설으셨을텐데 이해가 잘 되셨다니 너무 다행스럽습니다! 기초를 단단히 다지셨으니 다음 스텝으로 가는 게 좀더 수월하시리라 믿습니다 👍🏻 다른 강의들도 기대에 부응할 수 있도록 하겠습니다 감사합니다 😊

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