Linux

A while ago in the company transplant Linux2.6 to a piece of ARM11 Development Board, the following roughly talk about the general process of porting Linux.At the beginning of the uboot transplant did not say much. Uboot finally has two ways to

In the router, bridge mode, enter command dhclient auto Get IPYou can modify the configuration file to set your own IP:Vim/etc/sysconfig/network-scripts/ifcfg-eth0Bootproto=static #配置静态ipONBOOT =yes #开机启动IPADDR = ipnetmask= Subnet Mask gateway=

If you have determined that the virtual network card on your host Windows is turned on, open Network and Sharing Center---Change the adapter settings in theBoth VMware 1 and VMware 8 are enabled. At this point, if the Linux network Management icon

The top command is a common performance analysis tool under Linux that shows the resource usage of individual processes in the system in real time, similar to the Task Manager for Windows. Here is a detailed description of how it is used.If the

Http://blog.chinaunix.net/uid-20729583-id-1884617.htmlHttp://www.linuxidc.com/Linux/2014-08/105510.htmLinux kernel code debugging is very cumbersome, usually add printk, or with Jtag debugging. The method here is to use QEMU to debug the Linux

Excerpt from: http://blog.csdn.net/stpeace/article/details/46641069Introduction to Strings commands in LinuxBefore we talked about the use and use of Linux strings, but as far as I know, there are some friends are not used strings, this is a bad

Each file system under Linux has a separate inode,block,super block and other information, which is mounted to the directory tree to be used, the operation that combines a file system with a directory tree is called a mount, or vice versa.That is,

Linux drivers are not fundamentally different from normal Linux APIs, but they are used differently.The Linux system maps each driver into a single file, the device file, which is stored in the/dev directory.The key to writing Linux drivers is to

1. Introduction to Linux startup process(1) BIOS power-on self-testAfter the computer starts, the firmware (BIOS) self-test is performed first, the so-called post (Power on Self Test), and then the master boot loader stored in the MBR (Master boot

The Linux system has 7 different operating levels, from 0 to6, each with different functions. ◇0: Shutdown, shut down the system. ◇1: Single user mode, similar to Safe mode under Windows. ◇2: Multi-user mode, but no NFS is turned on. ◇3: Full

Tomcat Installation and ConfigurationDownload the TOMCAT6 tar.gz installation Package51cto:http://down.51cto.com/data/2222078Apache Official website: http://tomcat.apache.org/download-60.cgiUpload tomcat to the root directory of LinuxUnzip the

The Vmstat command is the most common Linux/unix monitoring tool that can show the status of a server at a given time interval, including server CPU utilization, memory usage, virtual memory exchange, IO Read and write situations. This command is I

Enable and disable the Linux Firewall 1) takes effect after restart Enable: chkconfig iptables onClose: chkconfig iptables off2) takes effect immediately and becomes invalid after restartEnable: service iptables startDisable: service iptables

The inetaddr solution is not available for communications between vmware virtual machines. After installing a red hat on the virtual machine, I used the ifconfig command to view the IP address of the NIC. However, after entering the command, eht0

Linux Management Study Notes Some Linux management learning notes. 1. Install webmin # Install webmincd/usr/local/ieternal/mkdir downloadcd downloadwget http://downloads.sourceforge.net/project/webadmin/webmin/1.660/webmin-1.660-1.noarch.rpm? R =

Common Linux commands Currently, we are exposed to Windows operating systems, so we often use git bash to submit code to github. Git bash is a command line tool used to simulate Linux in Windows. Here we will summarize the commonly used Linux

Linux ~ Yum command installer and linuxyum Installer When we use linux for minimal installation, many system programs are not installed. In this case, we can use the yum command to install the specified package, provided that your linux is on the

Shell string interception, shell string Interception 1. The variable var starts from the npos in [0, length-1] bits, and truncates num characters from the left to the right: $ {Var: npos: num} Conclusion: If npos If npos> length (var)-1, the

Use getopts to process input parameters in shell, getoptsshell When writing shell scripts, you often need to process some input parameters. It is found that getopts is more convenient during use and can well process user input parameters and

Introduction to linux processes and introduction to linux1. Several operating system modules Process management, process scheduling, inter-process communication mechanism, memory management, interrupt Exception Handling, file system, I/O system, and