compatibility between the i4 instance types and operating systems - Elastic Compute Service

Instances of instance families with local SSDs are equipped with local SSDs that deliver high I/O throughput. i4 is an instance family with local SSDs. When you purchase i4 instance types, we recommend that you use the operating system versions that are officially supported. The operating system versions that are officially supported include the drivers and kernel versions that are suitable for i4 instance types. This topic describes the operating system versions that are compatible with i4 instance types.

For more information, see the i4, instance family with local SSDs section in the "Instance families with local SSDs" topic.

Compatibility

Operating system	Operating system version contained in public images
Windows	N/A
Linux	Alibaba Cloud Linux 2 and 3 Anolis OS 7.7 and later CentOS 7.2 and later SUSE Linux Enterprise Server 12 SP3 and later Ubuntu 14.04 and later Debian 9.6 and later openSUSE 15.1 and later Rocky Linux 8.5 and later CentOS Stream 9 AlmaLinux 8.5 and later FreeBSD 11.2 and later

Usage suggestions for i4 instance types

When you purchase i4 instance types, we recommend that you use the officially supported operating system versions that are listed in the preceding table. If you want to use an operating system version that is not described in the preceding table, we recommend that you perform one of the following operations:

Select an instance type that supports the operating system version that you want to use.
Use a community image that contains the operating system version that you want to use. For more information, see Create an ECS instance by using a community image.

Important

If you use operating system versions that are not officially supported with i4 instance types, proceed at your own risk.

References

The i4 instance family is equipped with local on-Volatile Memory Express (NVMe) SSDs. For information about the categories and performance of local disks, see Local disks.
Operating system features, performance optimizations, basic software package updates, and security updates may vary based on the operating system version. For more information, see Release notes for public images and Release notes of Alibaba Cloud Linux images.