2 Setting Up Zero Downtime Migration Software
Follow prerequisite tasks and procedures for installing and uninstalling Zero Downtime Migration software.
The following topics detail the prerequisites and procedures for installing and uninstalling Zero Downtime Migration software.
- About Setting Up Zero Downtime Migration Software
Zero Downtime Migration software is installed on a standalone Linux server. - Prerequisites for Zero Downtime Migration Software Installation
Complete the following prerequisites before installing Zero Downtime Migration software on the Zero Downtime Migration service host. - Installing Zero Downtime Migration Software
Download the Zero Downtime Migration software and install it on the Zero Downtime Migration service host. - Uninstalling Zero Downtime Migration Software
You can uninstall the Zero Downtime Migration software using this procedure.
About Setting Up Zero Downtime Migration Software
Zero Downtime Migration software is installed on a standalone Linux server.
Zero Downtime Migration software requires a Linux host running Oracle Linux 7 or later. Once the software is installed on the Linux host, that host is referred to as the Zero Downtime Migration service host. The Zero Downtime Migration service host should be a dedicated system, but it can be shared for other purposes; however, the Zero Downtime Migration service host should not have Oracle Grid Infrastructure running on it.
Parent topic: Setting Up Zero Downtime Migration Software
Prerequisites for Zero Downtime Migration Software Installation
Complete the following prerequisites before installing Zero Downtime Migration software on the Zero Downtime Migration service host.
-
Ensure that the Linux host has 100 GB of free storage space.
-
You may use an existing user, or, on the Zero Downtime Migration service host, as root user, create a zdm group and add zdmuser user to the group.
For example,
root> groupadd zdm root> useradd –g zdm zdmuser
-
Verify that the
glibc-devel
andexpect
packages are installed.For Oracle Linux 7 installations with Base Environment "Minimal Install" you also need to install the packages
unzip libaio oraclelinux-developer-release-el7
. -
Verify that the
/etc/hosts
entry for the host name and IP address are configured as expected, so that the host selected for Zero Downtime Migration software installation resolves to the correct IP address and the IP address is reachable withping
. -
During the installation, the script might report any missing packages and instructions for setting appropriate values for kernel parameters. Be sure to install the missing packages and set the kernel parameters before the Zero Downtime Migration software installation.
Parent topic: Setting Up Zero Downtime Migration Software
Installing Zero Downtime Migration Software
Download the Zero Downtime Migration software and install it on the Zero Downtime Migration service host.
See the Zero Downtime Migration Release Notes for the latest information about known issues. Also, see the README file included with the downloaded Zero Downtime Migration software for any additional information about installation.
All commands are run as zdmuser.
Parent topic: Setting Up Zero Downtime Migration Software
Uninstalling Zero Downtime Migration Software
You can uninstall the Zero Downtime Migration software using this procedure.
Parent topic: Setting Up Zero Downtime Migration Software