Category: Tech

getenforce是查看selinux状态的指令 # rpm -qf `which getenforce` libselinux-utils-2.0.94-5.3.el6.x86_64 //getenforce这个命令是由libselinux-utils-2.0.94-5.3.el6.x86_64这个软件包提供的 你确认一下系统是否安装了selinux 追问 我输入# rpm -qa selinux 后没有反应是不是意味着没有安装 追答 # rpm -qa|grep selinux libselinux-utils-2.0.94-5.2.el6.x86_64 selinux-policy-3.7.19-54.el6.noarch selinux-policy-targeted-3.7.19-54.el6.noarch libselinux-python-2.0.94-5.2.el6.x86_64 libselinux-devel-2.0.94-5.2.el6.x86_64 libselinux-2.0.94-5.2.el6.x86_64 这是有安装的反应。没反应说明没安装。

问题： apt-get时出现问题： Can’t exec “locale”: No such file or directory at /usr/share/perl5/Debconf/Encoding.pm line 16. Use of uninitialized value $Debconf::Encoding::charmap in scalar chomp at /usr/share/perl5/Debconf/Encoding.pm line 17. dpkg: warning: ‘ldconfig’ not found in PATH or not executable dpkg: error: 1 expected program not found in PATH or not executable Note: root’s …

1. aclocal: command not found sudo pacman -S automake autoconf 2. ./autogen.sh: line 25: intltoolize: command not found sudo pacman -S intltool 3. install from sources autogen.sh make sudo make install

一、使用pip出现： Traceback (most recent call last): File “/usr/bin/pip3”, line 9, in <module> from pip import main ImportError: cannot import name ‘main’ 二、解决方法：输入以下命令重新安装pip。 sudo python3 -m pip uninstall pip && sudo apt install python3-pip –reinstall

The bug has been fixed in appstream package version 0.10.1, but the version that gets installed in Ubuntu 16.04 is 0.9.4 by default. Ubuntu 16.10 automatically receives the update as it’s provided in its standard repositories.   The updated package version with the bugfix for Ubuntu 16.04 however is only …

1、打开 vi /etc/sysconfig/network-scripts/ifcfg-eth0（每个机子都可能不一样，但格式会是“ifcfg-eth数字”），把ONBOOT=no，改为ONBOOT=yes 2、重启网络：service network restart

sudo rm /boot/grub/grubenv sudo grub-editenv /boot/grub/grubenv create

Edit /etc/systemd/system.conf, and: uncomment 2 lines: … #RuntimeWatchdogSec=0 #ShutdownWatchdogSec=10min … leave RuntimeWatchdogSec at 0 set ShutdownWatchdogSec to 0 like here … RuntimeWatchdogSec=0 ShutdownWatchdogSec=0 … reboot done

GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian` GRUB_CMDLINE_LINUX_DEFAULT=”quiet splash pci=noaer” GRUB_CMDLINE_LINUX=” ” update-grub reboot

sudo apt-get purge btrfs-tools sudo apt purge btrfs-progs 或者 echo “blacklist btrfs”>>/etc/modprobe.d/blacklist.conf