Reset your root password locally under Linux (Centos, Ubuntu)

Retrieve root password locally from Linux (Centos, Ubuntu)Speaking of the system password, perhaps the administrator is the most headache, if the internal service more, need to record a lot of passwords. Of course, do not rule out the possibility of

When installing CentOS, Linux systems, the GPT partition cannot boot the workaround

Installation system: CentOS 5.9_64bit, after partitioning, prompted the following error.Workaround:1. Press CTRL+ALT+F2 to enter the command line2. First view the partition SH #fdisk-LThe following assumes that the partition is/DEV/SDA3. Modify the

When installing CentOS, Linux systems, the GPT partition cannot boot the workaround

Installation system: CentOS 5.9_64bit, after partitioning, prompted the following error.650) this.width=650; "Style=" background-image:none;padding-left:0px;padding-right:0px;border-top-width:0px;

Upgrade CentOS git 1.7.1 to 1.7.12

The version of Git in the CentOS source is 1.7.1, and if the remote-created library has a higher version of Git than it does, it will block permanently when the pull is changed, and it will fail on push. The following steps make it easy to upgrade

CentOS Nic Aggregation

1, Cp/etc/sysconfig/network-scripts/ifcfg-eth0/etc/sysconfig/network-scripts/ifcfg-bond02, Vi/etc/sysconfig/network-scripts/ifcfg-bond0 file, the contents are as follows:Device=bond0Userctl=noBootproto=staticipaddr=192.168.233.232netmask=255.255.255.

Install Monitorix to CentOS 6.5 x86-64

Yum-y Install RRDtool rrdtool-perl perl-libwww-perl perl-mailtools perl-mime-lite perl-cgi perl-dbi perl-XML-Simple perl -config-general Perl-http-server-simple Perl-io-socket-sslRPM-IVH

CentOS Installation Scikit-learn

Installing NumPy and SciPysudo yum install numpy.x86_64sudo yum install scipy.x86_64Install PIP# wget "HTTPS://PYPI.PYTHON.ORG/PACKAGES/SOURCE/P/PIP/PIP-1.5.4.TAR.GZ#MD5=834B2904F92D46AAA333267FB1C922BB"-- No-check-certificate# TAR-XZVF

CentOS 6.5 GIT Server Setup

gpg

CentOS git Server Setup1. Environment deploymentSystem environment:Server side: CentOS 6.5 ip:192.168.0.742. Installation2.1 Server side:Yum install curl-devel expat-devel gettext-devel openssl-devel zlib-devel perl-develVi/etc/yum.repos.d/epel.repo-

CentOS 6.4 Keep Yum download rpm package

Yum by default, the downloaded RPM package is removed after the upgrade or installation.You can set up the upgrade without deleting the downloaded RPM packageVi/etc/yum.conf[Main]Cachedir=/var/cache/yumKeepcache=0change keepcache=0 to Keepcache=1,

CentOS 7 Network configuration

Today on a PC installed CentOS 7, at that time chose the minimum installation mode, the installation is completed immediately after the Ifconfig to view the IP address of the machine (LAN already has DHCP), found an error, prompted Ifconfig command

The CentOS 6.5 system installs the lamp environment using the Yum method

#安装apacheYum-y Install httpd Httpd-devel#安装mysqlYum-y install MySQL mysql-devel mysql-server mysql-libs#安装phpYum-y Install PHP#安装php扩展Yum-y Install php-mysql php-gd php-imap php-ldap php-odbc php-mbstring php-devel php-soap php-cli php-pdoYum-y

CentOS view CPU, memory, network traffic, and disk I/O

Install Yum install-y sysstatSar-d 1 1 RRQM/S: The number of read operations per second for the merge. Delta (rmerge)/s wrqm/s: The number of write operations per second for the merge. Delta (wmerge)/s r/s: Number of Read I/O devices completed per

CentOS Learning notes-BASIC commands

Linux basic commandsLinux servers basically do not install X-window, that is, there is no Windows environment, only text mode, so mastering some of the Linux commands for future work is obviously very important.Important several hotkeys [Tab], [Ctrl]

CentOS Learning Note--JDK installation

JDK InstallationMost of the services are inseparable from the Java environment, CentOS is OPENJDK, obviously we still use Java JDK good. (Note: Minimal version does not have OPENJDK installed, other versions need to delete this.) )JDK

Centos 6.5 64-bit dual-NIC binding

1. Environmental descriptionMy VMware Workstation 10 installs CentOS 6.5 64-bit plus dual-port Intel Gigabit NICs, and sees Eth2 and eth3 two net cards via the Ifconfig-a|grep ETH command.2. Double NIC binding step:2.1 Modify

CentOS Modify SSH Port

1. Edit firewall configuration: Vi/etc/sysconfig/iptables Firewall Add new port 2222 -A input-m State--state new-m tcp-p TCP--dport 2 222-j ACCEPT ====================================================================== # Firewall Configuration

Install bind-utils in CentOS to use DIG, HOST, and NSLOOKUP

Want to use the dig command to set the domain name query, the result CentOS hint does not have this directive, and then take for granted that need to install dig software package, but check to know actually dig, host, nslookup these instructions are

CentOS 6.4 Installed on physical machine, Atheros ar8161/ar8162 NIC driver problem

Be abused by this problem, only for the later not to be abused, so write this article.CentOS 6.4 installed on the physical machine and Win7 to form a dual system, but CentOS has been unable to network, a careful look only to find that the network

CentOS 6.4 LNMP Environment compilation installation

1. Turn off SELinux Edit/etc/selinux/config selinux= "Disabled" 2. Install the compilerYum Install GCC gcc-c++-y3. Installing the PHP ComponentYum Install Perl Install libxml2 libxml2-devel libmcrypt zlib autoconf curl-devel

CentOS Boot Exception handling

Scenario Description:Installation of the CentOS process due to the lack of certain drivers or root pass parameter error, unable to properly boot the system, this time need to use the Dracut debugging parameters, to helpSolution: RdinfoWhen the

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