Linux

How Linux modifies the timeAt the command line, enter:DateShow Current time Fri 3 14:15:16 CST 2007Date ' +%x%x 'Show Current Time August 03, 2009 14:15 00 secondsDate-sModify Time by stringCan only modify the date, do not modify the time, enter:

Modify the IP address and turn off boot Firewall 1, ifconfig view ip2, if there is no network card to see if Ifcfg-eth0 file exists cd/etc/sysconfig/network-scripts/ls-s view if there is View Device=eth0     HWADDR=00:0C:29:0f:b8:70    These two

This article mainly takes CentOS as an example, tells the whole Linux system boot process, including grub boot, INITRAMFS process,/sbin/init executes rc.sysinit and RC general flow. In addition, this article has an example of running an entire

First, the conceptNFS is the short name of the network file system and is an integral part of distributed computer systems that enable the sharing and assembly of remote file systems on heterogeneous networks.NFS, developed by Sun, is now a standard

The 6th chapter of the Book of Bird BrotherFile permissions:^                ^     ^      ^        ^              ^                 ^1 2 3 4 5 6 7The file has the owner of the file, the concept of the user group the file belongs to.1.10 letters

Recently saw a little lkml, found inside a subsystem called "IIO". Have not been contacted before, so Google down.The IIO subsystem full name isIndustrial i /O subsystem (Industrial I/O subsystem),is now inneeds to be perfectedIn the kernel tree,

The SCP is secure copy, a command that is used to remotely copy files under Linux.Sometimes we need to get a file on a remote server that does not have an FTP server configured, or shared, and cannot get the files by conventional means, but only

From :http://blog.csdn.net/skyflying2012/article/details/24655751 and related forums Http://blog.chinaunix.net/uid-29783732-id-4485673.html In the Writing network server program may need to implement multi-threaded to receive data from multiple

Using the Ubuntu development environment for a long time, switch to Windows somewhat uncomfortable, want to enjoy the Linux convenient tool under Windows can install a strong Cygwin, I am also the first time to learn, the main purpose of this

Original link: http://blog.csdn.net/duxinfeng2010/article/details/8227548 Installation is only available here under Windows:1. Unzip the mingw-gcc440_1.zip. Copy the extracted folder to the C packing directory.2. Install the

Linux system startup (2) and linux system startup The above section describes the general process of Linux Startup and the role of grub. This section mainly talks about initramfs and simply modifies initramfs to run the entire operating system into

Usage of grep in linux Search for a specific string and display the color[Root @ fwq test] # grep-n 'the 'regular_express.txt -- color = auto8: I can't finish the test.12: the symbol '*' is represented as start.15: You are the best is mean you are

RHEL 6.4 install DNS (bind-9.8) RHEL 6.4 install DNS (bind-9.8) First install yum and use yum to install bind Yum install bind * Different operating systems may have different rpm

AWStats analyzes Nginx access logs AWStats is a fast-growing Perl-based WEB log analysis tool on Sourceforge. It can collect the following information about your site: Visits (UV), visits, page views (PV), clicks, data traffic, etc. Accurate to

Debian 7 install Tomcat 7 The Tomcat 7 installed on CentOS7 is started and CentOS7 comes with the httpd service. Port 80 is occupied. After the httpd service is uninstalled, install Tomcat 7 after openjdk is installed, then we found that the default

Rsync + Linux client + Windows client Configuration Rsync is a very powerful tool. The command format of Rsync can be as follows:Rsync [OPTION]... SRC DESTRsync [OPTION]... SRC [USER @] HOST: DESTRsync [OPTION]... [USER @] HOST: SRC DESTRsync

How does GDB debug the online http Process of Segment Fault? Some problems can only be reflected on online machines with high concurrency traffic, and the testing machines cannot reproduce them. We can use GDB to solve this problem. Start GDB in

How to build an SVN server on the local machine Objective: To back up code locally without a formal SVN server. Download: Http://subversion.tigris.org/ Http://subversion.apache.org/ Http://www.visualsvn.com/server/download/   Download Apache:

Recording and restoring logical volume snapshots in LVM (part 3) The LVM snapshot is a copy of the lvm volume created by changing the space time. It only works in lvm and only occupies the space of the snapshot volume when the source logical volume

Configure LVS + Keepalived + ipvsadm on CentOS 7 Configure LVS + Keepalived + ipvsadm on CentOS 7 I. Deployment EnvironmentKeepalived: 10.10.10.30 (CentOS 7)Lvs1: 10.10.10.140 (CentOS 6.4)Lvs2: 10.10.10.150 (CentOS 6.4) 2. Configure lvs1: 10.10.10.14