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 ...
Alibaba Cloud Linux 4 LTS 64-bit Deb Edition is the first long-term support(LTS)version in the Alibaba Cloud Linux series to be compatible with the Debian software ecosystem.This operating system is customized for end-to-...
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...
本文介绍如何使用Paho提供的嵌入式C语言MQTT开源工程，将设备接入阿里云物联网平台，并进行消息收发。使用前必读 本文操作步骤以普通用户权限为例。如果您在操作过程中涉及到管理员权限才能执行的操作，可尝试使用 sudo 命令执行。前提条件...
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 ...
modify the Alibaba Cloud Linux kernel source code and use the Red Hat Package Manager(RPM)to recompile and re-create custom kernel RPM packages.This ensures that the kernel in use is compatible with Alibaba Cloud Linux ...
部分旧版本的Alibaba Cloud Linux 2操作系统中，可能出现polkit内存泄露的问题。polkit是Linux系统中一个用于控制系统范围内权限的组件，它通常作为守护进程运行，并且与系统安全相关，所以polkit内存泄露可能导致安全问题和性能下降。本文...
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...
阿里云推出软件许可证功能，支持为已有的ECS实例购买Red Hat Enterprise Linux、SUSE Linux Enterprise Server等软件的许可证。您可以参考本文了解软件许可证的适用范围及购买流程。支持的软件范围和场景 许可证名称 支持购买许可证并激活...
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 ...
平台 1万底库 2万底库 5万底库 10万底库 Linux X86 38 MB 48 MB 84 MB 140 MB ARM 22 MB 32 MB 67 MB 119 MB 检索速度 平台 1万底库 2万底库 5万底库 10万底库 Linux X86 0.2ms 0.4ms 1.4ms 5.6ms ARM 20ms 41ms 102ms 204ms 说明 以上指标...
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...
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...
Alibaba Cloud releases Alibaba Cloud Linux 2 images on a regular basis that include the latest operating system features,functionality,and security patches.This topic describes the latest versions of and updates to Alibaba...
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...
The Alibaba Cloud Linux 3 operating system uses the 12-hour format.Other operating systems such as Anolis OS 8 and CentOS 8 use the 24-hour format.The time format inconsistency may cause inconvenience to users.This topic ...
阿里云已为Alibaba Cloud Linux 2和Alibaba Cloud Linux 3等保2.0三级版镜像提供了等保合规的基线检查标准和扫描程序。本文以Alibaba Cloud Linux 3为例为您介绍如何配置等保合规的基线检查策略，以实现对ECS实例进行等保合规基线检查。...
Alibaba Cloud Linux 4默认使能cgroup v2，但也同时支持切换以使能cgroup v1。本文将描述如何确认当前的cgroup版本以及对应的切换方式。说明 cgroup v1和cgroup v2是cgroup机制的两个主要版本，它们在设计理念和使用方法上存在一些显著差异...
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...
本文介绍了Alibaba Cloud Linux 3（内核 kernel-5.10.60-9.al8 版本）的自研特性（富容器场景下，统计容器内的负载数据）对操作系统 load 的统计逻辑产生影响的原因和解决方案。问题现象 符合如下条件的操作系统在无任何负载时启用 top ...
Alibaba Cloud Linux 3：Alibaba Cloud Linux 3 On-premise Image Alibaba Cloud Linux 2：Alibaba Cloud Linux 2 On-premise Image 步骤二：本地生成seed.img引导镜像 Alibaba Cloud Linux镜像本身不能直接启动虚拟机，需要配置引导镜像...
Alibaba Cloud Linux 最终用户使用许可协议
the operation fails on an Alibaba Cloud Linux 2 or Alibaba Cloud Linux 3 instance.Problem description When you attempt to open a file in read-only mode or run the touch command to trigger a copy-up process on an Alibaba ...
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 solution to the issue that an Alibaba Cloud Linux 3 instance cannot start after the alinux-base-setup-3.2-7.al8 component is installed,and how to prevent it.Problem description After ...
阿里云定期发布Alibaba Cloud Linux 3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 3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...
本文介绍Alibaba Cloud Linux定期发布的CVE（Common Vulnerabilities and Exposures）更新记录。阿里云服务器操作系统安全中心
本文主要介绍在Alibaba Cloud Linux 2操作系统中查看系统或内核参数、设置内核转储功能的操作步骤，同时提供了Debuginfo包、源码包以及实验性软件包的获取方式。查看或修改参数 查看或修改系统参数 Alibaba Cloud Linux 2在配置文件/etc/...
Linux supports the user namespace feature.The feature enables processes to have different user IDs and group IDs in different user namespaces to isolate permissions.However,enabling the user namespace feature increases the...
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 causes of and solutions to the issue that you cannot query or configure the routing information of an Elastic Compute Service(ECS)instance that runs Alibaba Cloud Linux 2.Problem description You ...