Key Features

iSula: A lightweight container solution that unifies IoT, edge, and cloud computing.
- Anonymous volumes can be configured in the image, and local volumes can be easily managed by users.
- The isula-build allows you to pull and push images and save multiple images to a tarball.
A-Tune: An intelligent system performance optimization engine that infers service features and configures the optimal system parameter set for the best service operations. The following functions are added:
- Incremental tuning
- Sensitive parameter identification, filtering, and tuning
- Tuning capabilities for VM scenarios
- One-click model training
Multiple JDK versions are supported to meet different requirements on compatibility, performance, and functions.
- The operating system supports multiple JDK versions, allowing users to deploy Java applications of multiple versions. The versions and functions supported are as follows:
- Java 11. For details, see JDK 11.
- TLS 1.3 for a more secure protocol
- Java Flight Recorder, an efficient Java application diagnosis tool with low performance loss
- Experimental ZGC algorithm with low latency
- The latest Short Term Support (STS) version is supported, which is JDK 15 currently. For details, see JDK 15.
- Pattern Matching for instanceof (Second Preview)
- Production-ready ZGC
- Production-ready Shenandoah GC
- Foreign-Memory Access API (Second Incubator)
- Records (Second Preview)
Kernel feature enhancement
- Huawei 1822 HBA card driver
- NVDIMMs for higher performance in service scenarios such as big data
- FT-2000+/64 of Phytium processors for general-purpose computing
- The iSCSI work thread can be bound to cores based on NUMA-aware affinity to improve I/O performance.
- The percpu lock-free function of the file cache is optimized to reduce the atomic overhead and improve the performance of concurrent file access and Nginx scenarios.
Virtualization feature enhancement
- ARM virtualization supports CPU/memory hot plug, making resource configuration more flexible.
- The KVM CPU can be set to the custom mode (ARM) to customize configurations of the CPU feature on the VM.
- The O&M tool VMTOP is used to quickly collect VM performance indicators, such as exit/entry.
- Secure boot is supported to improve VM security.
Desktop support
- Default UKUI desktop environment on Kylin OS
- DDE (Uniontech-developed desktop system)
High reliability
- HA cluster software comprising Pacemaker and Corosync
Hardware enablement
- Raspberry Pi serial boards

Bug Catching

Buggy Content

Bug Description

Submit As Issue

It's a little complicated....

I'd like to ask someone.

Just a small problem.

I can fix it online!

Bug Type

Specifications and Common Mistakes

● Misspellings or punctuation mistakes;

● Incorrect links, empty cells, or wrong formats;

● Chinese characters in English context;

● Minor inconsistencies between the UI and descriptions;

● Low writing fluency that does not affect understanding;

● Incorrect version numbers, including software package names and version numbers on the UI.

Usability

● Incorrect or missing key steps;

● Missing prerequisites or precautions;

● Ambiguous figures, tables, or texts;

● Unclear logic, such as missing classifications, items, and steps.

Correctness

● Technical principles, function descriptions, or specifications inconsistent with those of the software;

● Incorrect schematic or architecture diagrams;

● Incorrect commands or command parameters;

● Incorrect code;

● Commands inconsistent with the functions;

● Wrong screenshots.

Risk Warnings

● Lack of risk warnings for operations that may damage the system or important data.

Content Compliance

● Contents that may violate applicable laws and regulations or geo-cultural context-sensitive words and expressions;

● Copyright infringement.

We may contact you through email in regard to the bug fixing solution. You will also be notified through email if you win any prize during the activity.