UbuntuKylin
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== Kernel Same as Ubuntu, Ubuntu Kylin 21.04 includes the 5.11 Linux kernel. This includes numerous updates and added support since the 5.8 Linux kernel released in Ubuntu Kylin 20.10. Some notable examples include: * Better anonymous memory management to reduce swapping * New cgroup slab controller which allows sharing of slab memory between cgroups * Proactive memory compaction to reduce latency for huge-page allocations under fragmented memory conditions * Support for running BPF programs on socket lookups * FSGSBASE support to improve context switch performance on x86 processors * Support for using Intel SGX to create encrypted enclaves * Support for running SEV-ES guests under KVM to protect guest register state from the hypervisor * Support for extended attributes in NFS * fsync() performance improvements for ext4 and btrfs * Btrfs performance and data recovery improvements * io_uring restriction support to facilitate secure sharing of rings to less-trusted processes * virtio-fs DAX support to improve performance and reduce memory consumption * Intel Rocketlake and DG1 graphics support * AMD Vangogh, Green Sardine, and Dimgrey Cavefish graphics support |
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In this version, we focus mainly on bug fixes. | * New version of themes with lots of icons updated. * Adjust the slideshow for 21.04. * New settings daemon rewritten using Qt. * New power management, rewritten some components using Qt. * Fix some crash errors in kylin-video. * Fix some bugs in control center. * Fix the bug that menu cannot be popped up. * Fix the bug caused by UKUITaskBarIcon. |
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= Download = | |
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== Feature Apps == '''Ubuntu Kylin Software Center''' {{attachment:1804_uksc.jpg|| width=400}} Ubuntu Kylin Software Store includes Ubuntu Kylin Software Center, Ubuntu Kylin Developer Platform and Ubuntu Kylin Repository. Its interface is simple but with powerful function and it supports both Ubuntu and Ubuntu Kylin Repositories. It is especially convenient for quick installation of Chinese characteristic software developed by Ubuntu Kylin team. '''Kylin Assistant(youker assistant)''' {{attachment:youker.png|| width=400}} Kylin Assistant, a system management and configuration tool developed for Linux users, could show system information, cleanup system garbage and beautify system. It makes your desktop more smooth, more user-friendly and enriched with personality. '''Kylin Video''' {{attachment:kylin-video|| width=400}} Kylin Video utilizes MPV and MPlayer as background play engine. Its GUI front end is written by Gt5. Plus, it supports both x86 and ARM platform. As a powerful video player, Kylin Video supports most of the audio and video formats. Functions of shortcut keys/ preview/ screenshot/ sound settings/ subtitles and so on are provided. Users can even customize settings as they like. '''Burner''' Burner is customized according to Brasero, supporting X86 and Arm platforms, modifying the interface according to user's habits, simplifying and optimizing the burn and burn process. For the common optical drive, it is suitable for fast recording and recording, supporting CD, DVD-R and DVD+R format CDs. At the same time, it provides user friendly graphical interface, which is convenient for daily file recording and improves work efficiency. |
The Release ISO can be downloaded from [[http://cdimage.ubuntu.com/ubuntukylin/releases/hirsute/release/ | here]]. |
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= Download = The Release ISO can be downloaded from [[http://cdimage.ubuntu.com/ubuntukylin/releases/hirsute/release/ | here]]. |
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Thanks to Anthony, Aron, Cyphermox, Simon and others who involving in the development of Ubuntu Kylin, the success of Ubuntu Kylin 18.04 would the result of our joint efforts. | Thanks to Anthony, Aron, Cyphermox, Simon, RikMills and others who involving in the development of Ubuntu Kylin, the success of Ubuntu Kylin 21.04 would the result of our joint efforts. |
What is Ubuntu Kylin ?
The objective of the Ubuntu Kylin project is to create a variant of Ubuntu that is more suitable for previous Windows users all over the world. We are committed to provide you with a simpler and more enjoyable experience out-of-the-box. For instance, by providing UKUI Desktop Environment which provide a ‘familiar Windows-style layout’ to windows. Ubuntu Kylin has been a formal member of the Ubuntu family, since Ubuntu Kylin 13.04. Now, we are working on 21.04.
What's new in Ubuntu Kylin 21.04
== Kernel
Same as Ubuntu, Ubuntu Kylin 21.04 includes the 5.11 Linux kernel. This includes numerous updates and added support since the 5.8 Linux kernel released in Ubuntu Kylin 20.10. Some notable examples include:
* Better anonymous memory management to reduce swapping * New cgroup slab controller which allows sharing of slab memory between cgroups * Proactive memory compaction to reduce latency for huge-page allocations under fragmented memory conditions * Support for running BPF programs on socket lookups * FSGSBASE support to improve context switch performance on x86 processors * Support for using Intel SGX to create encrypted enclaves * Support for running SEV-ES guests under KVM to protect guest register state from the hypervisor * Support for extended attributes in NFS * fsync() performance improvements for ext4 and btrfs * Btrfs performance and data recovery improvements * io_uring restriction support to facilitate secure sharing of rings to less-trusted processes * virtio-fs DAX support to improve performance and reduce memory consumption * Intel Rocketlake and DG1 graphics support * AMD Vangogh, Green Sardine, and Dimgrey Cavefish graphics support
Desktop Environment
* New version of themes with lots of icons updated. * Adjust the slideshow for 21.04. * New settings daemon rewritten using Qt. * New power management, rewritten some components using Qt. * Fix some crash errors in kylin-video. * Fix some bugs in control center. * Fix the bug that menu cannot be popped up. * Fix the bug caused by UKUITaskBarIcon.
Download
The Release ISO can be downloaded from here.
Support
Website: http://www.ubuntukylin.com
Project page: http://www.launchpad.net/ubuntukylin
Bug tracker: http://bugs.launchpad.net/ubuntukylin
IRC channel: irc.freenode.net #ubuntukylin-devel
Mailing list: ubuntukylin-devel
- Chinese QQ Group:
- Developers: 125729037
- Users 1: 262012757
- Users 2: 306929327
- Users 3: 75642661
- Users 4: 398104181
- Users 5: 8010855
- Wechat:
Business Email: contact@ubuntukylin.com
Known Issues
Below is the list of prominent bugs that are existing in 21.04:
LP: #1925257, #1925443, #1925447, #1925450
For issues related to Ubuntu itself, please refer to the Ubuntu project at Launchpad.
Thanks
Thanks to Anthony, Aron, Cyphermox, Simon, RikMills and others who involving in the development of Ubuntu Kylin, the success of Ubuntu Kylin 21.04 would the result of our joint efforts. If you want to be a contributor of Ubuntu Kylin,see: https://wiki.ubuntu.com/UbuntuKylin/NewContributorGuide and https://developer.ubuntukylin.com.
HirsuteHippo/ReleaseNotes/UbuntuKylin (last edited 2021-05-27 03:01:18 by feng-kylin)