[OpenShift 오픈시프트] RHOCP 4.14.15 Installation - 1. Overview

RHOCP 4.14.15 설치 (오픈시프트 설치) 구성도

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RHOCP 란?

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Red Hat OpenShift Container Platform(RHOCP)는 애플리케이션을 구축하고 확장하기 위한 하이브리드 클라우드 기반의 쿠버네티스 플랫폼이다.

컨테이너를 이용하여 애플리케이션 운영 자동화 및 배포, 관리를 간소화하여 운영 관리를 쉽고 유연하게 할 수 있도록 해준다.

Openshift Continer Platform 4.14

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• OpenShift Container Platform 4.14 is supported on Red Hat Enterprise Linux (RHEL) 8.6, 8.7, and 8.8 as well as on Red Hat Enterprise Linux CoreOS (RHCOS) 4.14.
• RHCOS now uses Red Hat Enterprise Linux (RHEL) 9.2 packages in OpenShift Container Platform 4.14.

vSphere Installation Requirements

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테스트 환경은 VMware vSphere 환경이지만, 보안 상의 이유로 Baremetal 설치와 혼합하여 테스트 할 예정이다.

4.14 버전의 vSphere 요구사항은 다음과 같다.

Virtual environment product	Required version
VMware virtual hardware	15 or later
vSphere ESXi hosts	7.0 Update 2 or later; 8.0 Update 1 or later
vCenter host	7.0 Update 2 or later; 8.0 Update 1 or later

VM Information - .openshift.ig.local

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No.	VM Name	Hostname	OS	vCPU (Core)	Memory (GB)	Disk (GB)	Network	IP Address
#01	Bastion	bastion	RHEL 9.2	4	16	500	VM Network	172.16.0.170
#02	DNS	dns	RHEL 9.2	4	16	100	VM Network	172.16.0.171
#03	Bootstrap	bootstrap	RHCOS 4.14.15	4	16	150	VM Network	172.16.0.172
#04	Master01	master01	RHCOS 4.14.15	4	16	150	VM Network	172.16.0.173
#05	Master02	master02	RHCOS 4.14.15	4	16	150	VM Network	172.16.0.174
#06	Master03	master03	RHCOS 4.14.15	4	16	150	VM Network	172.16.0.175
#07	Worker01	worker01	RHCOS 4.14.15	8	32	150	VM Network	172.16.0.176
#08	Worker02	worker02	RHCOS 4.14.15	8	32	150	VM Network	172.16.0.177
#09	Worker03	worker03	RHCOS 4.14.15	8	32	150	VM Network	172.16.0.178
#10	Infra01	infra01	RHCOS 4.14.15	8	32	200	VM Network	172.16.0.179
#11	Infra02	infra02	RHCOS 4.14.15	8	32	200	VM Network	172.16.0.180
Total		.openshift.ig.local		60vCPU	240GB	1600GB

References

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https://docs.openshift.com/container-platform/4.14/release_notes/ocp-4-14-release-notes.html

https://docs.openshift.com/container-platform/4.14/installing/installing_vsphere/ipi/ipi-vsphere-installation-reqs.html