FreeBSD is an open-source Unix-like operating system from the Berkeley Software Distribution, which serves as operating system for powering modern servers, desktops, and embedded platforms.
While the release engineering lead at FreeBSD, Glen Barber, has announced the fifth and final version 11.4 of the FreeBSD 11-STABLE branch, with the new FreeBSD 11.4 bringing several changes to userland applications, hardware, and device drivers.
FreeBSD 11.4 now includes support for renaming ZFS bookmarks, along with improved latency of synchronous 128KB writes to increase 15 to 20% performance.
What's new in FreeBSD 11.4 Release?
While FreeBSD has supported the ZFS filesystem longer than any operating system, the additional support for renaming ZFS bookmarks, will help to further enhance its functionality in FreeBSD 11.4.
FreeBSD 11.4 has also added JMicron JMB582, D-Link DWM-222 LTE dongle, JMB585 AHCI controllers, and Intel Cannon Lake PCH, among hardware support it offers. Furthermore, several utility software has been upgraded to bring new functionality to the operating system.
The camcontrol utility, for instance now includes support for AMA (Accessible Max Address Configuration) and block description, with usbconfig utility adding the detach_kernel_driver command. And the jot utility now allows an endless stream of random data in the specified bounds and YPMAXRECORD value increase in yp subsystem for Linux compatibility. You can get the full list of new features from the official release notes.
How to Upgrade to FreeBSD 11.4 Release?
FreeBSD 11.4 release is available for armv6, amd64, i386, powerpc, powerpc64, sparc64, and aarch64 architectures. If you are new to FreeBSD, you can download the ISO images of FreeBSD 11.4 for a fresh installation from here and the in-depth installation guide is available here.
For existing users of the previous version of FreeBSD 11-STABLE branch, you can easily upgrade your system to FreeBSD 11.4 using the freebsd-update utility.