dnf语法格式: dnf 参数 软件名 常用参数: autoremove 删除不用的软件包 check-update 检查更新系统软件包 clean all 清除无用的缓存(系统中残留各种过时的文件和未完成的编译工程等垃圾文件) distro-sync 更新软件包到最新稳定版本 downgrade 回滚软件到指定版本 groupinstall 安装一个软件包组 grouplist 查看所有的软...
启动时间的优化,分为两大部分,分别是内核部分和用户空间两大部分。 从内核timestamp 0.000000作为内核启动起点,到free_initmem()输出"Freeing init memory"作为内核启动的终点。 借助于bootgraph.py对内核的kmsg进行分析,输出bootgraph.html和initcall耗时csv文件。 在紧接着free_initmem()下面,是init进程的启动,作为...
interestingly enough, some of these distros have gained reasonable traction. This proves that a distro is not necessarily bad or unworthy if it doesn’t get or hasn’t gotten the approval of Distrowatch.
This is an ideal browser for those who want to experience GUI elements in a text-only environment. Links 2 being the latest version was released in September 2015 and it is an advanced version of Links that supports JavaScript which results in a much faster web browser. The main highlight ...
有了namespaces和cgroups那么Linux已经拥有了实现容器技术的前提,这时如果想要使用容器技术可以通过写代码调用系统调用实现容器技术。 更有用的一些参考 一,实体机虚拟化技术(资源和系统分离,硬件抽象,传统方式) 1.xen 2.vmware 3.kvm 二.系统容器虚拟化技术(进程隔离) ...
发现openssl的具体信息不一致aptshowopenssl和openssl version-a查看具体的platform 之前一个镜像的系统版本是ubuntu:18.04.4,platform为linux-aarch64。而18.04.5的为debian-arm64。OPENSSLDIR和ENGINESDIR等参数也不同 解决: container退出后再登录,发现openssl version-a的platform变为debian-arm64,这样就没问题了。
Architecture Date DistroRelease Package ProblemType Uname VmCoreDmesg 4. 崩溃测试 内核有一个 lkdtm 模块,Linux Kernel Dump Test Module ,通过各种方式使内核崩溃,用于测试崩溃转储的功能。通常发行版的内核不会使能这个模块,需要启用内核 CONFIG_LKDTM 选项,在 menuconfig 的路径是: ...
It's a good idea to manually install a specific ShellCheck version regardless. This avoids any surprise build breaks when a new version with new warnings is published. For customized filtering or reporting, ShellCheck can output simple JSON, CheckStyle compatible XML, GCC compatible warnings as well...
driver : xserver-xorg-video-nouveau - distro free builtin raphy@raohy:~$ raphy@raohy:~$ sudo apt-get install nvidia-driver-470 Reading package lists... Done Building dependency tree... Done Reading state information... Done nvidia-driver-470 is already the newest version (470.199.02-0...
Ctrl + T - show/hide built-in Telnet client. Ctrl + Shift + L - show/hide logging panel. Shift + P - start play IPTV or other stream in the bouquet list. Shift + Z - switch(zap) the channel(works when the HTTP API is enabled, Enigma2 only). Shift + W - switch to the chan...