Red Hat, Inc has announced the general availability of Red Hat Enterprise Linux 7.7, the final Full Support Phase release of the Red Hat Enterprise Linux 7.x series.
RHEL minor releases are supported for two years so, Red Hat 7.7 will be supported until August 30th, 2021.
Red Hat Enterprise Linux 7.7 adds enhanced features for hybrid cloud deployments and containerized application development while retaining a focus on production stability.
RHEL 7.7 now included container toolkit such as buildah, podman and skopeo, which enable developer teams to build, run and manage containerized applications across the hybrid cloud.
- Buildah – building containers.
- Podman – running containers
- Skopeo – sharing/finding containers.
The Red Hat Insights service, which enables you to proactively identify, examine, and resolve known technical issues, is now available with all RHEL subscriptions.
It enables support for Kernel Live patching, which allow users to apply critical kernel updates without reboot.
In general Red Hat doesn’t advise/support a new major release upgrade. But things got changed over the period and now they are officially supporting and offering a way to upgrade a system to a new major release.
Now users can easily upgrade from Red Hat Hat Enterprise Linux 6.10 to Red Hat Hat Enterprise Linux 7 then Red Hat Hat Enterprise Linux 7.7 to Red Hat Hat Enterprise Linux 8.
We will write a detailed articles about these topics later.
Red Hat Customer Portal Labs is a set of tools that allow customer to troubleshoot and quickly deploy and configure complex applications easily.
Important changes was added to external kernel parameters, which improves overall system performance. The changes are made in proc entries, sysctl, and sysfs default values, boot parameters and kernel configuration options.
The System Security Services Daemon (SSSD) now fully supports sudo rules stored in Active Directory (AD).
- gcc-libraries rebased to version 8.3.1
- chrony rebased to version 3.4
- kpatch – Live patching for the kernel support is now available.
- The Image Builder is now fully supported. Cloud images can be built for Amazon Web Services, WMware vSphere, and OpenStack.
- The tangd_port_t SELinux type allows changes of the default port for Tang when deploying a Network-Bound Disc Encryption (NBDE) server.
- Python 3.6 is now available
- Wayland available as a Technology Preview
- File system DAX is now available for ext4 and XFS as a Technology Preview
How to Upgrade from Red Hat Hat Enterprise Linux 7.6 to Red Hat Hat Enterprise Linux 7.7?
Check for updates by running the following command.
$ sudo yum check-update
Run the below command to install available updates
$ sudo yum update -y
Finally reboot the system to boot with Red Hat Hat Enterprise Linux 7.7.
$ sudo shutdown -r now
Verify the updated system by running the following commands.
$ lsb_release -a
$ uname -a
$ cat /etc/redhat-release