Linux

First, UNIX Domain Socket IPC The socket API was originally designed for network communications, but later on the socket framework developed an IPC mechanism, is the UNIX Domain socket. Although network sockets can also be used for interprocess

Let's take a look at an example and write it yourself. The first step is to find the newly added disk usage FDISK-L lists all the disks. The more stupid way can also go to the/dev directory under LS, see the newly added disk name. If it's just a

Another small trick, using the expect scripting language to implement SSH automatic connection to the server, you can automatically enter the password. Because every time using SSH root@xx.xx.xx.xx connection server, you have to manually enter the

In some server architectures, you will experience file synchronization issues, such as a site mirroring backup, synchronization of files to multiple CDN nodes, and so on. There are two main issues that need to be addressed 1. How to implement file

To hang our PHP Web program on a Linux server, you have to build a PHP operating environment on the server first. Of course, if you are using a VPS, you choose the system with a WDCP version of Linux, will automatically help you install the

One way to enable Open the configuration config_cc_stackprotector and recompile the kernel. Two working principle The impact of the search configuration Config_cc_stackprotector can result in the following: 1.include/linux/stackprotector.h #ifdef

Since the database server has been upgraded from redhat4.6 to redhat5.5, there are occasional sql2043n when using TSM backupsTo view the error:[CPP]View Plaincopy [Email protected] ~]$ DB2? sql2043n sql2043n Unable to start a child process

Informix is a relational database management system (RDBMS) family produced by IBM. Now with fewer people, the major operators are also useful, work needs, or to learn about the installation. System:SUSE Linux Enterprise Server One (x86_64)First,

Make sure the locales is installed, use the "Apt-get install locales" command, and then use "locale-a" to view the character sets supported by the current system.1. Enter "Dpkg-reconfigure locales" at the command line. After entering the graphical

VMware Workstation/fusion is the desktop virtualization software for Windows/linux and MacOS, respectively. In the past, after installing an operating system virtual machine in VMware, it was necessary to install the VMware Tools Enhancement tool in

A problem occurred when compiling the BusyBox:SYNC.C: (. text.sync_main+0x78): Undefined reference to ' SYNCFS 'Collect2:ld returned 1 exit statusMake: * * * [busybox_unstripped] Error 1Error is displayed under the sync.c file without defining

The basics and management of Linux applications introduces Linux fundamentals and management, including Linux installation, Linux GUI, Linux applications, Linux character interface, Linux text Editor, directory and file management, Linux common

"Go" (GO) how the Linux kernel accesses peripheral I/O resources-static mapping (MAP_DESC) modeHow the Linux kernel accesses peripheral I/O resourcesAuthor:dongasdate:08-08-02We know that the default peripheral I/O resources are not in the Linux

Linux under Tar.gz, tar, bz2, zip and other decompression, Compression command Linux is the most commonly used packaging program is tar, using the TAR program out of the package we often called the tar package, the TAR package file commands are

DNS Subdomain Authorization:Here we only show the subdomain authorization for forward parsingThe parent domain is able to parse the a record of the subdomain (not authoritative, because it is not self-parsing),The subdomain cannot resolve the A

Netfilter/iptablesIs an IP information packet filtering system integrated with the latest Linux kernel version 2.4.x. If the Linux system is connected to the Internet or LAN, server, or a proxy server connected to the LAN and Internet, the system

04. Run the kvm command line in ubuntu to install 64-bit ubuntu and report "Couldn't find hvm kernel for Ubuntu tree.", kvmhvm 1. The configuration of virt-install used for ubuntu installation: virt-install \--name test4 \--ram 1024 \--disk

Tips for using the vi text editor and Linux copy and paste To be an efficient DBA, you must be familiar with the vi Editor, especially those preparing for the OCM exam. In addition, in Linux, it is also a skill to stick the selected text with the

In Linux, the meaning of CPU load and CPU usage indicates that the Nagios alarm information was viewed yesterday. It was found that the CPU load on one of the servers was too heavy and the machine was CentOS. Information: 2011-2-15 (Tuesday) 17: 50

Error: unable to establish FTP connection with SFTP ServerProblem One day I will connect to my Web server. I use FileZilla to connect to the FTP server. When I enter the host name and password to connect to the server, I get the following