This topic describes the kernel features and interfaces supported by Alibaba Cloud Linux.This topic is intended for advanced users who are familiar with the Linux kernel and want to leverage its features on Alibaba Cloud....
本文介绍Alibaba Cloud Linux具备的特性和优势。特性 默认搭载并启用ANCK内核。Alibaba Cloud Linux 4基于Linux kernel 6.6 LTS定制而成；Alibaba Cloud Linux 3基于Linux kernel 5.10 LTS定制而成；Alibaba Cloud Linux 2基于Linux kernel...
Alibaba Cloud Linux 2作为Alibaba Cloud Linux的第一个版本，自2019年03月上线以来，一直致力于为用户提供更稳定、性能更好、更可控的操作系统，为阿里云大量用户提供服务。Alibaba Cloud Linux 2将于2024年03月31日结束生命周期，届时将...
本文汇总Alibaba Cloud Linux 2和Alibaba Cloud Linux 3等保2.0三级版镜像的常见问题及解决方案。使用Alibaba Cloud Linux等保2.0三级版镜像有什么优势？Alibaba Cloud Linux等保2.0三级版镜像有哪些加固项？加固的内容是什么？Alibaba ...
阿里云服务器操作系统V3 AI增强版（Alibaba Cloud Linux 3 AI Extension Edition）是阿里云基于Alibaba Cloud Linux 3推出的AI增强版，专为阿里云异构计算生态及AI全链路业务深度定制的操作系统镜像产品，并提供与通用的Alibaba Cloud ...
Alibaba Cloud provides official Alibaba Cloud Linux-based Docker images that are regularly updated and maintained.The images contain the latest operating system features,functions,and security patches.You can select an ...
Fixes for Common Vulnerabilities and Exposures(CVEs)are continuously released until the end of life(EOL)of Alibaba Cloud Linux 2.You can use browser plug-ins to subscribe to announcements for Alibaba Cloud Linux 2 CVEs and...
Alibaba Cloud Linux 3 Pro（阿里云服务器操作系统 V3）是阿里云基于Alibaba Cloud Linux 3推出的商业化付费版本，该版本提供全面的高可用性、深度的云原生支持以及丰富的软硬件生态，符合安全合规的要求，并提供长达13年的生命周期维护，...
Alibaba Cloud Linux等保2.0三级版镜像是基于Alibaba Cloud Linux默认标准镜像进行等保加固的镜像版本，该镜像符合等保2.0三级安全保护的基本要求。什么是等保2.0三级版镜像 阿里云根据国家信息安全部发布的《GB/T22239-2019信息安全技术...
Alibaba Cloud Linux 3 容器优化版是基于Alibaba Cloud Linux默认标准镜像针对容器场景进行优化的镜像版本。针对容器场景更高业务部署密度、更快启动速度、更高安全隔离诉求等特点，阿里云结合容器服务Kubernetes版中海量客户实战经验，...
A memory leak may occur in polkit in specific early versions of Alibaba Cloud Linux 2.Polkit is a component in Linux operating systems that is used to control system-wide privileges.In most cases,polkit runs as a daemon ...
Python 2.7 in Alibaba Cloud Linux 3 reached its end of lifecycle(EOL)on June 20,2025,after which related components are no longer updated.This topic describes how to upgrade from Python 2 to Python 3 and provides related ...
关于计划 Alibaba Cloud Linux是阿里云发布的官方操作系统，随着多年的积累和发展，已经成为阿里云上部署规模较大的操作系统，可为用户提供开箱即用的技术体验，当前已累计服务超过40万用户。而随着越来越多的用户上云，用云深度的扩大，...
An error message appears if you upgrade the kernel of an Alibaba Cloud Linux 3.8 image.This topic describes the impact of and the solution to the issue.Problem description When you upgrade the kernel of an Alibaba Cloud ...
Alibaba Cloud Linux系统的CVE-2021-33909安全漏洞内核热补丁修复方案 Alibaba Cloud Linux 2系统的CVE-2021-22555安全漏洞内核热补丁修复方案 Alibaba Cloud Linux 2系统的ECS实例中Page Fault异常导致系统宕机 Alibaba Cloud Linux 2系统...
Alibaba Cloud Linux 4 LTS 64-bit Deb Edition 是阿里云推出的 Alibaba Cloud Linux 系列中首个兼容 Debian 软件生态的长期支持版本。该系统专为阿里云异构计算生态及 AI 全链路业务深度定制，兼容 Ubuntu 24.04 的软件包与工具链，并提供...
阿里云定期发布Alibaba Cloud Linux 2镜像的更新版本，以确保用户可以获取到最新的操作系统特性、功能和安全补丁。您可以通过本文查看Alibaba Cloud Linux 2镜像最新的可用版本及更新内容。背景信息 如无特殊声明，更新内容适用于云服务器...
This topic describes how to avoid the risk of data corruption on ext4 file systems that are created in nojournal mode on Alibaba Cloud Linux 3 and Alibaba Cloud Linux 4 operating systems.Important All versions of Alibaba ...
在基于Alibaba Cloud Linux 3系统中模拟网络延迟或丢包等复杂的网络环境时，需要内核支持sch_netem。本文介绍如何解决在内核版本低于 5.10.134-16 的Alibaba Cloud Linux 3系统上sch_netem模块缺失的问题。说明 sch_netem 模块是Linux内核...
如果需要在Alibaba Cloud Linux内核中启用特定的功能或模块，或者禁用默认内核中的某些功能以满足特定的性能或安全要求，您可以基于Alibaba Cloud Linux内核源代码进行修改，并使用rpm软件包管理工具进行重新编译和构建自定义的内核rpm包。...
This topic describes the causes of and solutions for high CPU utilization that occurs on Alibaba Cloud Linux 3 when eBPF programs use an LRU hash.Problem description On Alibaba Cloud Linux 3,an eBPF program that uses an ...
操作系统限制 架构 操作系统 x86架构 Rocky Linux 9.5 Rocky Linux 9.1 Ubuntu 20.04 Alibaba Cloud Linux 3 容器优化版 Rocky Linux 8.8 Ubuntu 22.04 Alibaba Cloud Linux 3 Pro Alibaba Cloud Linux 2/3 CentOS 7.6及更高版本，或CentOS...
This topic describes the cause of and solutions to the following issue:When you install a kernel version on an Elastic Compute Service(ECS)instance that runs Alibaba Cloud Linux 3 and the kernel version is earlier than the...
If the systemd service cannot run normally in your Alibaba Cloud Linux 2 operating system,you can troubleshoot the problem based on the solution described in this topic.Problem description On an Elastic Compute Service(ECS...
您可以在创建ECS实例时，选择使用Alibaba Cloud Linux 等保2.0三级版镜像。当您成功创建对应的ECS实例后，第一次远程连接该实例时，需要立即完成等级保护加固的配置。操作步骤 创建ECS实例。具体操作，请参见 自定义购买实例。在创建过程中...
本文介绍阿里云为Alibaba Cloud Linux提供的技术支持以及联系方式。阿里云为Alibaba Cloud Linux提供如下技术支持：按各操作系统版本的生命周期（详情请参见 维护周期），提供免费安全更新和问题修复。在保证repo源实时更新的同时，对基础...
CentOS 7停止维护EOL（End of Life）后，您可以选择将CentOS 7迁移至Alibaba Cloud Linux 3。迁移前可以通过本文了解Alibaba Cloud Linux 3与CentOS 7有哪些区别。说明 关于CentOS EOL的应对方案，请参见 CentOS EOL应对方案。各操作系统在...
This topic describes the causes of and solutions to the issue that a large number of processes cannot be created on an Elastic Compute Service(ECS)instance that runs Alibaba Cloud Linux 2.Problem description When the fork ...
A pod in a Kubernetes cluster may fail to be initialized after a node that runs Alibaba Cloud Linux 3 and has an early Systemd version is added to the cluster.This topic describes the cause of and solution to the preceding...