Red Hat Enterprise Linux 8 System Design Guide

Red Hat Enterprise Linux 8

System Design Guide

Designing a RHEL 8 system

Last Updated: 2021-06-09

Red Hat Enterprise Linux 8 System Design Guide

Designing a RHEL 8 system

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Abstract

This content covers how to start using Red Hat Enterprise Linux 8. To learn about Red Hat Enterprise Linux technology capabilities and limits, see .

Table of Contents

Table of Contents

.M. A. .K. I.N. .G. .O. P. .E. N. . S. .O. U. .R. C. .E. .M. .O. R. .E. .IN. .C. L. .U. S. .IV. .E. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3.2. . . . . . . . . . . . .

.P.R. O. .V. .ID. .IN. .G. .F. .E.E. D. .B. A. .C. K. . O. .N. .R. .E.D. .H. .A.T. .D. O. .C. .U. M. .E. .N.T. .A.T. I.O. .N. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3.3. . . . . . . . . . . . .

.P.A. R. .T. .I. D. .E. S. .IG. .N. .O. .F. .IN. .S.T. A. .L. L. .A.T. I.O. .N. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3.4. . . . . . . . . . . . .

.C.H. .A.P. .T.E. R. .1...S. U. .P. P. .O. R. .T. E. .D. .R.H. .E.L. .A. R. .C. H. .I.T.E. C. .T.U. .R.E. .S. A. .N. D. . .S.Y. S. .T.E. M. . .R.E. .Q. U. .IR. .E. M. .E. .N.T. .S. . . . . . . . . . . . . . . . . . . . . . . . . .3.5. . . . . . . . . . . . .

1.1. SUPPORTED ARCHITECTURES

35

1.2. SYSTEM REQUIREMENTS

35

.C.H. .A.P. .T.E. R. .2. . P. .R. E. .P.A. .R.I.N. G. . F. .O. .R. Y. .O. .U.R. .I.N. S. .T.A. .L.L.A. .T.I.O. N. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3.6. . . . . . . . . . . . .

2.1. RECOMMENDED STEPS

36

2.2. RHEL INSTALLATION METHODS

36

2.3. SYSTEM REQUIREMENTS

37

2.4. INSTALLATION BOOT MEDIA OPTIONS

37

2.5. TYPES OF INSTALLATION ISO IMAGES

38

2.6. DOWNLOADING A RHEL INSTALLATION ISO IMAGE

39

2.6.1. Types of installation ISO images

39

2.6.2. Downloading an ISO image from the Customer Portal

40

2.6.3. Downloading an ISO image using curl

41

2.7. CREATING A BOOTABLE INSTALLATION MEDIUM FOR RHEL

41

2.7.1. Installation boot media options

42

2.7.2. Creating a bootable DVD or CD

42

2.7.3. Creating a bootable USB device on Linux

43

2.7.4. Creating a bootable USB device on Windows

44

2.7.5. Creating a bootable USB device on Mac OS X

45

2.8. PREPARING AN INSTALLATION SOURCE

47

2.8.1. Types of installation source

47

2.8.2. Specify the installation source

48

2.8.3. Ports for network-based installation

48

2.8.4. Creating an installation source on an NFS server

48

2.8.5. Creating an installation source using HTTP or HTTPS

50

2.8.6. Creating an installation source using FTP

51

.C.H. .A.P. .T.E. R. .3. . G. .E. .T.T. I.N. .G. .S.T. A. .R. T. .E.D. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5.4. . . . . . . . . . . . .

3.1. BOOTING THE INSTALLATION

54

3.1.1. Boot menu

54

3.1.2. Types of boot options

55

3.1.3. Editing boot options

56

Editing the boot: prompt in BIOS

56

Editing the > prompt

56

Editing the GRUB2 menu

57

3.1.4. Booting the installation from a USB, CD, or DVD

57

3.1.5. Booting the installation from a network using PXE

58

3.2. INSTALLING RHEL USING AN ISO IMAGE FROM THE CUSTOMER PORTAL

60

3.3. REGISTERING AND INSTALLING RHEL FROM THE CDN USING THE GUI

61

3.3.1. What is the Content Delivery Network

61

3.3.2. Registering and installing RHEL from the CDN

62

3.3.2.1. Installation source repository after system registration

65

3.3.3. Verifying your system registration from the CDN

65

3.3.4. Unregistering your system from the CDN

66

3.4. COMPLETING THE INSTALLATION

67

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