Important notice

KUSANAGI 9 on CentOS Stream 8 based on CentOS Stream 8 is planned to be delisted from the marketplace by the end of July 2024, as CentOS Stream 8 will no longer be supported by the community by May 31, 2024.
As for the KUSANAGI 9 on CentOS Stream 8 instances that have already been deployed, there will be no impact from the cloud side after the end of the availability, and our KUSANAGI RPM repository will remain for the time being, so they can continue to be used as is.
However, CentOS Stream 8 will not be supported by the community after May 31, 2024, and we will not update the KUSANAGI RPM repository after KUSANAGI 9 on CentOS Stream 8 reaches its end of life.
Therefore, from a security perspective, please consider migrating to KUSANAGI 9 on AlmaLinux OS 8 or other OS* as soon as possible.

*Migration to

• KUSANAGI 9 on AlmaLinux OS 8
• KUSANAGI 9 on AlmaLinux OS 9

How to check and migrate KUSANAGI 9 on CentOS Stream 8

You can check whether your KUSANAGI is KUSANAGI 9 on CentOS Stream 8 with the following command.

# cat /etc/redhat-release

For CentOS Stream 8:
CentOS Stream release 8

For AlmaLinux OS 8 (* version numbers and other information may vary):
AlmaLinux release 8.9 (Midnight Oncilla)

For migration, you can use the kusanagi migrate command to migrate to KUSANAGI 9 on another OS.
For migration procedures using the kusanagi migrate command, see the following article.

Alternatively, if you are migrating to AlmaLinux OS 8, you can also migrate using the migration scripts provided by AlmaLinux.
For migration instructions using the migration scripts provided by AlmaLinux, see the following article.

End of support for CentOS Stream 8

For information on the end of support for CentOS Stream 8, see below.

Product features

KUSANAGI 9 is an ultra-fast virtual machine that runs CMS fast and securely. It is now easier to build an environment of your choice of middleware, including a combination of stable version and the latest version.

KUSANAGI 9 for Microsoft Azure Business Edition is a paid version of KUSANAGI 9 for Microsoft Azure.

KUSANAGI 9 for Microsoft Azure Business Edition features:

• Improves WordPress (and other CMS) speed and stability
• Performance guarantee for the latest WordPress
• Update modules via repository until CentOS Stream / AlmaLinux OS EOL
• Compatible with newest major instance types
• Module updates via KUSANAGI 9
• Middleware updates via KUSANAGI 9
• Packaged with KUSANAGI-specific plugins
• WordPress visual provisioning on KUSANAGI 9 first launch
• WordPress provisioning via commands
• WAF (nginx:NAXSI Apache:ModSecurity)
• WordPress WAF (included with KUSANAGI 9) signature updates
• Let's Encrypt
• monit