I have created a regular user name admin here with sudo privileges, all 4 nodes need to have this user.

Keep the configurations of all 4 nodes in sync

All 4 nodes to operate

Note: Production environments are usually run by professional ops to restrict the ports in question, rather than disabling the firewall completely

All 4 nodes to operate

Advantages of modifying the settings temporarily first, then permanently:

If it is only a temporary change, then the If you reboot the machine, the settings will be invalidated; if you only modify them permanently, then you must reboot the machine to make the settings effective, and it is impossible to reboot the machine in a production line environment; this way, if you modify them temporarily first, let them take effect, and then let them be modified permanently, you will not be worried about this configuration being invalid after the next server reboot.

All 4 nodes should operate

All 4 nodes should operate

Note: After the modification, reboot the server to take effect

All 4 nodes should operate

Setting up the hdp01 machine to connect to itself remotely as well as remotely connect to the other 3 machines without a secret key

Installing the latest stable version of the JDK1.8 in all the 4 nodes

The operations in subsection 3.1 are carried out on the hdp01 node

The operations in subsection 3.2 are carried out on the hdp01 node

If you can see the following interface Apache is installed

HDP installer is deployed to Apache:

In the end, all 4 installers can be accessed on the page. The URLs are:

Configuring the local yum source:

In this way, the local yum source is created.

The operations in subsection 3.3 are performed on the hdp01 node

Accessing the WEB-UI:

If you can see the above page, then Ambari-Server has been successfully installed!

Next, we need to scroll down and remove the useless repositories for the other operating systems:

In the end, we only keep the "readhat7" repository, and then we need to fill in the address of the local repository for the direct deployment of yum, and uncheck the two advanced options below, as shown below:

The next few repetitive images will not be posted. not be posted again.