Shulou(Shulou.com)11/24 Report--

CTOnews.com Sept. 6, Beijing contemplation Software Co., Ltd. (abbreviated as: meditation Software) recently released an openEuler-based contemplation security operating system V6.0.99 (Euler version). OpenEuler said that this operating system has the characteristics of high reliability, high security, high performance and good compatibility, which can provide strong support for users at the operating system level and ensure the safe and stable operation of production and key business systems. CTOnews.com learned that the system is based on openEuler 20.03 LTS SP3 and supports Kunpeng, ARM, x86 and other processor architectures.

The basic parameters are as follows

Version information: based on openEuler 20.03 LTS SP3 development

Architecture support: support Kunpeng, ARM, x86 and other processor architectures

Core component version: Linux Kernel 4.19.90, Glibc 2.28, GCC 7.3.0, Systemd 243,

Standard compliance: conforms to POSIX standard

Core support capabilities: the maximum memory supported is 2TB, the maximum file size 16TB (ext4 file system), and the maximum support for 1EB hard disk (ext4 file system)

Installation guide: provide text / graphical installation interface, provide CD, U disk installation mode, support Kickstart automatic installation, support LEGACY and UEFI under x86, support UEFI mode under ARM

System tools: provide software package upgrade tools, support dnf / yum software package management and upgrade, provide firewall configuration management tools

Virtualization support: provide virtualization support for KVM (KVM version is consistent with kernel), support for QEMU and Libvirt, and provide virtualization management tools to create, configure and manage virtual machines in a stand-alone environment

Container support: support for Docker, lightweight container engine iSulad

Development tools: support C, C++ and Objective C included in GCC, support libraries for Java and Go, and support scripting languages such as Python2, Python3, Perl, Shell, etc.

IO performance optimization: optimize IOVA page table lookup and page table release algorithms to improve the performance of IO MMU subsystem

Software source: support openEuler official source

Kernel feature enhancement: support NVDIMM to improve the performance of business scenarios such as big data, support Feiteng CPU FT2000+/64 general computing, support iscsi work threads binding kernel according to numa affinity, improve IO performance, file cache percpu lock-free optimization, reduce atomic overhead, improve concurrent file access performance, and improve Nginx scene performance.

Enhanced security features: unique contemplated domain security module, supporting mandatory behavior control, mandatory access control, mandatory capability control, system management with separation of powers; system-wide security enhancement

Enhanced virtualization features: ARM virtualization supports CPU / memory hot plug, improves resource configuration flexibility, enables KVM CPU to be configured in custom mode (ARM), implements custom configuration of CPU feature on the virtual machine side, operation and maintenance tool VMTOP, supports rapid collection of performance indicators such as virtual machine trapping, virtualization supports secure startup, and improves virtual machine security.

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