August 2021
Beginner to intermediate
564 pages
12h 2m
Korean
Content preview from 클라우드 네이티브를 위한 데이터 센터 네트워크 구축: 데이터 센터 네트워킹을 위한 아키텍처, 프로토콜, 도구
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210
클라우드 네이티브를 위한 데이터 센터 네트워크 구축
그림
7-5
브리지와
Macvlan
의 패킷 플로 비교
TX:
컨테이너 내의
veth
TX:
호스트 네임스페이스 내의
veth
RX:
브리지
Tx:
물리 인터페이스
(a)
리눅스 커널에서
veth
와 브리지의
패킷 플로
TX:
컨테이너 내의
Macvlan
Tx:
물리 인터페이스
(b)
리눅스 커널에서
Macvlan
(VEPA)
의 패킷 플로
Macvlan
장치를 사용할 때 주의할 점이 하나 있다. 대부분의
NIC
은
512
개 정도의
MAC
주
소만 수용할 수 있다. 이를 넘으면
NIC
은 성능이 좋지 않은 혼잡 모드
promiscuous
mode
로 동작한
다. 따라서
NIC
의
MAC
주소 필터를 넘어서는 너무 많은 컨테이너
MAC
주소가 할당되지 않
도록 해야 한다.
7.4.2
다중 호스트 컨테이너 네트워킹
지금까지 단일 호스트의 컨테이너 통신만 다뤘다. 이 절에서는 다중 호스트 컨테이너 통신이 어
떻게 동작하는지 살펴본다. 다중 호스트 컨테이너 통신을 고려하고 있다면 다음 질문을 해결해
야 한다.
●
컨테이너가
L2
또는
L3
에 연결되어 있는가?
●
컨테이너가 여러 호스트에 흩어져 생성될 때 주소 관리는 어떻게 처리되는가?
●
다양한 솔루션을 선택 가능하다는 의미가 정확히 무엇인가?
앞서 살펴본 것처럼
Macvlan
은
L2 ...
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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.