Dell EMC PowerEdge Systems Red Hat Enterprise Linux 7 Installation Instructions and Important Information
Notes, cautions, and warnings NOTE: A NOTE indicates important information that helps you make better use of your product. CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. © 2018 - 2019 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries.
Contents 1 Overview........................................................................................................................................................ 4 System configuration requirements................................................................................................................................. 4 Operating system architecture................................................................................................................................... 4 Memory....
1 Overview Red Hat Enterprise Linux 7.x is available on the 64-bit Intel architecture. Topics: • System configuration requirements • Reviewing preconfiguration options System configuration requirements For more information on system configuration requirements for Red Hat Enterprise Linux 7.x, see the documentation at www.redhat.com/ support. Operating system architecture Dell EMC supports the x86_64 version of Red Hat Enterprise Linux 7.x on Dell EMC PowerEdge servers.
Table 2. Bootable disk size Interface Disk/LUN BIOS or UEFI Lesser than 2.2 TB UEFI Greater than 2.2 TB Reviewing preconfiguration options The following sections describe packages and options that are installed or preconfigured by Dell EMC. Dell EMC preinstalled operating system packages Dell EMC has preinstalled operating system packages on your system that provides the features that are required by the system users.
Mount Point Size (MB) Partition Type Volume Group Swap Vendor recommended Linux swap LogVol01 /usr 10240 XFS LogVol02 /tmp 500 XFS LogVol03 /var 6144 XFS LogVol04 /home 2048 XFS LogVol05 NOTE: The size of the default Logical Volume Management (LVM) partitions (such as, /usr and /tmp) is based on a single 36 GB hard drive.
2 Creating the Red Hat Enterprise Linux 7.x installer media Red Hat Enterprise Linux 7.x installer ISOs are available for download from www.access.redhat.com/downloads for the users with valid Red Hat Enterprise Linux 7.x subscription. For more information about the Red Hat Enterprise Linux 7.x subscription, see the Red Hat Enterprise Linux Registration Activation document at www.dell.com/operatingsystemmanuals. For the systems ordered with factory installed Red Hat Enterprise Linux 7.
3 Installing or reinstalling Red Hat Enterprise Linux 7.x Important information before installing Select the boot mode to be used for the system during installation. There are two boot modes available on Dell EMC PowerEdge Servers. • BIOS • UEFI NOTE: The boot configurations of UEFI and BIOS are different. Hence, the installed system must boot using the same firmware that was used during installation.
To begin installation by using the operating system deployment wizard: 1 Boot the system, and press F10. The Dell EMC logo is displayed. 2 In the left pane, click OS Deployment. 3 In the right pane, click Deploy OS. NOTE: If your system has a RAID controller, you must configure RAID before you continue with the installation of drivers. 4 From the list of operating systems, select Red Hat Enterprise Linux 7.7x86_64 bit . LC extracts the driver update disk to an internal USB drive labeled OEMDRV.
To configure the storage array for your system, see the specific PowerVault system documentation at Dell.com/powervaultmanuals. 2 After the storage array is set up, follow the Prerequisite Steps for using multipath devices from the Dell EMC PowerVault MD3200 and MD3220 Storage Arrays Owner’s Manual at Dell.com/powervaultmanuals. 3 During the operating system installation, select Specialized Storage Devices on the Storage Devices page. 4 Click Next.
3 To configure FCoE SAN, select Add FCoE SAN and click Add Drive. The Configure FCoE Parameters window is displayed. 4 Select the network interface that is connected to your FCoE switch and click Add FCoE Disks. Add-on device drivers All Dell EMC add-on device driver packages that are not on the Red Hat Enterprise Linux 7.x media are packaged as kernel module packages (kmods). For devices that require updated drivers other than those present on the Red Hat Enterprise Linux 7.x media, see www.dell.
NOTE: If you do not want to use the new naming scheme, you can turn if off during installation or post installation by passing the kernel command line parameter biosdevname=0. The new naming scheme is enforced by default at the time of installation and run time on supported Dell EMC systems. Trusted Platform Module 2.0 support on Red Hat Enterprise Linux 7.3 Trusted Platform Module (TPM) 2.0 requires kernel support and userspace support.
4 Issues or limitations before installation Topics: • Installing Red Hat Enterprise Linux 7 by using the iDRAC Virtual Media does not resume if the iDRAC network is set to the shared LOM mode • Unable to shut down Red Hat Enterprise Linux 7 when you select Graceful shutdown option or when you press power button on system • Kernel panic occurs when OMSA services are started on Red Hat Enterprise Linux 7 • Unable to install Red Hat Enterprise Linux 7 in the UEFI mode Installing Red Hat Enterprise Linu
or Run the command: "gnome-tweak-tool", and then go to Power settings > Suspend & Power button actions for "When Power Button is pressed" • Execute the following commands with root privileges: a gsettings set org.gnome.settings-daemon.plugins.power button-power shutdown or gsettings set org.gnome.settings-daemon.plugins.power power-buttonaction 'interactive' b • dconf update Change the default behavior using the following steps: a Create a file using /etc/dconf/db/local.
Unable to install Red Hat Enterprise Linux 7 in the UEFI mode Description: During the installation of Red Hat Enterprise Linux 7, the Anaconda installer is unable to create boot entry using EFIbootmgr, in the UEFI mode. Applies to: Red Hat Enterprise Linux 7.0 Cause: EFIbootmgr is unable to create a UEFI boot entry, when boot variables of Hard drive C: (under BIOS) is greater than 1024 bytes. This is a known limitation.
5 Getting help Topics: • Contacting Dell EMC • Related documentation for Linux • Documentation resources • Download drivers and firmware • Documentation feedback Contacting Dell EMC Dell EMC provides several online and telephone-based support and service options. Availability varies by country, region, and product, and some services may not be available in your area. To contact Dell EMC for sales, technical assistance, or customer service issues, see www.dell.com/contactdell.
Documentation resources This section provides information about the documentation resources for your server. Table 6. Additional documentation resources for your server Task Document Setting up your server For information about installing the www.dell.com/poweredgemanuals server into a rack, see the rack documentation included with your rack solution or the Getting Started Guide that is shipped with your server.
Task Document Location EMC OpenManage Essentials, go to www.dell.com/ openmanagemanuals > OpenManage Essentials User’s Guide. For information about installing and www.dell.com/serviceabilitytools using Dell SupportAssist, see the Dell EMC SupportAssist Enterprise User's Guide. For understanding the features of Dell EMC Lifecycle Controller (LC), see the Lifecycle Controller User's Guide. www.dell.
Download drivers and firmware It is recommended that you download and install the latest BIOS, drivers, and systems management firmware on your system. Ensure that you clear the web browser cache before downloading the drivers and firmware. 1 Go to www.dell.com/support/drivers. 2 In the Drivers & Downloads section, enter the Service Tag of your system in the Enter a Dell Service Tag, Dell EMC Product ID, or Model field, and then click Submit.
