Question: How can one upgrade Redis Enterprise?

Answer

In order to upgrade Redis Enterprise, you will typically follow these steps:

1. Backup Data: Before starting the upgrade process, it's always crucial to backup your data.

   redis-cli SAVE
   mv dump.rdb dump.rdb.backup

2. Download the New Version: You can download the newer version of Redis Enterprise from the official website or directly using wget in command line. Be sure to replace [version] with the correct version number.

   wget https://download.redis.io/enterprise/download/[version]/rpms/redislabs-[version]-1.x86_64.rpm

3. Install the New Version: Now install the new package. The existing version will be replaced by the new one.

   sudo rpm -Uvh redislabs-[version]-1.x86_64.rpm

4. Verify the Upgrade: Check that the new version has been correctly installed.

   rladmin info cluster

Remember, if you have a distributed setup, you need to do this on every node of your Redis Enterprise cluster. Please note that the specific commands might vary depending on your operating system and environment. Always refer to the official Redis Enterprise documentation for the most accurate information.