The comparison between SUSE Linux Enterprise Server 12 (SLES 12) and SUSE Linux Enterprise Server 15 (SLES 15).
|
Feature/Aspect |
SUSE
Linux Enterprise Server 12 |
SUSE
Linux Enterprise Server 15 |
|
Initial
Release Date |
October
27, 2014 |
July
16, 2018 |
|
Kernel
Version |
Initially
3.12.x; updated in subsequent service packs |
Initially
4.12.x; updated in subsequent service packs |
|
Modular+
Architecture |
Not
available |
Introduced
to allow more flexible and customizable installation options |
|
Container
Support |
Docker
support added, basic container management |
Enhanced
container support, including Kubernetes and CRI-O |
|
Virtualization |
Improved
support for Xen and KVM |
Enhanced
virtualization capabilities, integration with cloud platforms |
|
System
Rollback |
Full
system rollback feature using Btrfs |
Continues
support with enhancements |
|
Cloud
Readiness |
Improved
cloud integration and readiness |
Further
improved with better multi-cloud support |
|
Desktop
Environment |
GNOME
3.x |
GNOME
3.x with Wayland support |
|
Default
File System |
btrfs |
btrfs |
|
Default
File System for Azure Cloud VM’s |
xfs |
xfs |
|
Security
Enhancements |
Regular
updates for security and stability |
Enhanced
security features, including Secure Boot support |
|
Service
Pack 1 |
December
18, 2015 |
December
18, 2018 |
|
Service
Pack 2 |
November
11, 2016 |
December
2, 2019 |
|
Service
Pack 3 |
September
7, 2017 |
December
21, 2020 |
|
Service
Pack 4 |
July 9,
2018 |
June
21, 2021 |
|
Service
Pack 5 |
December
16, 2019 |
June 7,
2022 |
|
Service
Pack 6 |
Not applicable |
July
11, 2023 |
Key Differences:
- Modular+
Architecture: SLES 15 introduced a modular architecture allowing for
more streamlined and customizable installation and updates, which was not
available in SLES 12.
- Container
and Cloud Support: SLES 15 significantly improved container support,
including Kubernetes integration, which represents a step forward from the
basic Docker support in SLES 12.
- Security
and Stability: While both versions receive regular security updates,
SLES 15 introduced additional security features like Secure Boot support.
- Hardware
and Software Stack Updates: SLES 15 offers more up-to-date hardware
and software support aligned with modern enterprise needs.
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