OS Installation
Prerequisites
Prepare the OS installation DVD or image file.
- RHEL 6.6/6.7/6.8 can be installed only on the first hard disk (such as sda) identified by a server.
- After RHEL 6.8 is installed on a KunLun 9032 server, you must upgrade the kernel. Otherwise, some PCIe cards cannot be used.
Procedure
- On the Central Management Console (CMC) WebUI, choose Partition Management > KPAR, as shown in Figure 2-1.
- Click Remote Virtual Console.
- On the remote virtual console, click
on the toolbar.
The dialog box shown in Figure 2-2 is displayed.
- Select Image File.
- Click Browse next to Image File.
- In the dialog box displayed, select the DVD image file on the local PC, and click Open.
- Click Connect.
- On the remote virtual console, click
on the toolbar.
Select Power On from the shortcut menu, as shown in Figure 2-3.
- The screen shown in Figure 2-4 is displayed.
- Click Delete.
- On the BIOS Setup Utility screen, select Save & Exit by pressing ← or →, as shown in Figure 2-5.
- Select UEFI: Virtual DVD-ROM VM 1.1.0 225 by pressing ↑ or ↓, and press Enter.
The system boots from the virtual DVD drive automatically.
- On the screen shown in Figure 2-6, select Red Hat Enterprise Linux 6.6 by pressing ↑ or ↓.
- Press E to go to the kernel selection screen. Press E again to edit installation parameters. See Figure 2-7 and Figure 2-8.
- Add the parameter "nowatchdog nosoftlockup rcupdate.rcu_cpu_stall_timeout=600 rcupdate.rcu_cpu_stall_suppress=1" to the end of the content. The input content is long and part of it is automatically hidden, which is normal. See Figure 2-9 and Figure 2-10.
- Press Enter to go back to the kernel selection screen. See Figure 2-11.
- Press B to start the installation. See Figure 2-12.
The system automatically loads the driver. About 1 minute later, the driver loading is complete and the Disc Found screen is displayed, as shown in Figure 2-13.
- Select Skip and press Enter.
The welcome window is displayed.
- Click Next.
The language selection window is displayed.
- Select English (English) and click Next.
The keyboard selection window is displayed.
- Select U.S. English and click Next.
The installation device selection window is displayed, as shown in Figure 2-14.
- Select Basic Storage Devices and click Next.
In the Storage Device Warning window, select Yes, discard any data.
This operation will clear all data on disks. Back up the data before installing the OS.
- In the window for selecting an installation mode, select Fresh Installation and click Next, as shown in the Figure 2-15.
The window for configuring the host name is displayed, as shown in Figure 2-16.
- Click Configure Network.
The window for configuring the IP address is displayed, as shown in Figure 2-17.
- Select the network port whose IP address needs to be configured, and click Edit.
On the IPv4 Settings tab page, configure Address, Netmask, and Gateway, and click Apply. See Figure 2-18.
- In the window shown in Figure 2-17, click Close, and then click Next.
The time zone setting window is displayed, as shown in Figure 2-19.
- Select a city based on the site requirements and click Next.
- If System clock uses UTC is selected, the UTC is used as the system time.
- If System clock uses UTC is deselected, the local time is used as the system time.
The window shown in Figure 2-20 is displayed, prompting you to set a password for the root user.
- Enter the same password twice and click Next.
- In the window for configuring system partitions, click Create Custom Layout, and then click Next.
In the window shown in Figure 2-21, select Standard Partition and click Create.
- Specify the following parameters:
Mount Point, File System Type, Allowable Drives (hard disk for installing the OS), and Size.
The detailed partitions are as follows:
- /: mandatory partition, 40 GB in size, and file system being ext4, as shown in Figure 2-22.
- /boot/efi: mandatory partition, 100 MB in size, and file system being EFI System Partition. This partition must be the first storage device, that is, sda, as shown in Figure 2-23.
- Swap: 16 GB in size and file system being swap, as shown in Figure 2-24.
- /home: optional partition, remaining disk space in size, and file system being ext3 or ext4, as shown in Figure 2-25.
- After the partitions are created, click Next.
In the dialog box shown in Figure 2-26, click Write changes to disk.
The system assigns the partition sizes automatically.
- In the window shown in Figure 2-27, click Next.
- In the software selection window, select an installation package as required.
KunLun servers support only the UEFI boot mode. The RHEL using the UEFI boot mode does not support the Trusted Boot (tboot) function. Therefore, do not select the tboot installation package during the installation. Otherwise, the OS cannot be accessed properly after the installation. For details, see Error "invalid magic number: 0" Occurred During the Restart After the OS Installation.
The following provides two scenarios for you to select based on the actual situation:
- Standard installation scenario: Select Software Development Workstation and click Next, as shown in Figure 2-28.
- Database scenario: Select Minimal and click Next, as shown in Figure 2-29.
After the installation is complete, install the software in Installing and Uninstalling Local Software as required.
- After the OS installation is complete, click Reboot, as shown in Figure 2-30.
After the system is restarted, the Welcome window is displayed, as shown in Figure 2-31.
- Click Forward.
- In the License Information window, select Yes, I agree to the License Agreement and click Forward.
- In the Set Up Software Update window, select No, I prefer to register at later time and click Forward.
- In the displayed dialog box, click Register Later.
- In the Finish Updates Setup window, click Forward.
- In the Create User window, create a common user.
Enter a user name and password and press Forward, as shown in Figure 2-32.
- In the Date and Time window, configure the correct logs and events and click Forward.
- In the Kdump window, set Kdump Memory to 768M, click Finish, and restart the server.
- After the system is restarted, enter the user name and password to log in.