June 2023
Beginner to intermediate
696 pages
14h 8m
Korean
Content preview from 마이크로서비스 아키텍처 구축(전면 개정판)
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129
3
장
모놀리스 분해
3.6.23.6.2
병렬 실행 병렬 실행
기존에 시도 및 테스트된 애플리케이션 아키텍처에서 제공하는 기능에서 멋지고 새로운 마이
크로서비스 아키텍처의 기능으로 전환할 때, 특히 마이그레이션되는 기능이 조직에 중대한 경
우라면 다소 긴장될지도 모른다.
기존 시스템 동작을 위험에 빠뜨리지 않고 새로운 기능이 잘 작동하는지 확인하는 한 가지 방
법은 병렬 실행
parallel
run
패턴을 사용하는 것이다. 즉, 모놀리식 기능 구현과 새로운 마이크로서
비스 구현을 나란히 실행해 같은 요청을 제공하고 결과를 비교한다. 이 패턴은
8
.
6
.
5
절 ‘병렬
실행’에서 더 자세히 살펴본다.
3.6.33.6.3
기능 토글 기능 토글
기능 토글기능 토글
feature
toggle
은 제품 기능을 켜거나 끄고 아니면 기능에 대한
2
개의 다른 구현 사이를 오
가게 하는 메커니즘이다. 기능 토글은 일반적으로도 적용 가능성이 좋은 패턴이지만 마이크로
서비스 마이그레이션에서 특히 유용하다.
교살자 무화과 애플리케이션에서 설명했듯이 전환하는 동안 기존 기능을 모놀리스에 그대로
두는 경우가 많으며, 기능 버전(모놀리스 기능과 마이크로서비스 기능 ) 간에 전환하는 수단이
필요하다.
HTTP
프록시를 사용하는 교살자 무화과 패턴 예제에서는 프록시 레이어에서 기능
토글을 구현해
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.