what symlink

The SCSI_ID command emits a SCSI inquiry instruction to the device, accessing the data 0x83 the vital product data (VPD) page, which contains the Wwid and other information of the device, or the data of the page 0x80, which contains the unit serial

UDEV SCSI Rules Configuration for ASM in Oracle Linux 5 and 6For Oracle Automatic Storage Manager (ASM) to use disks, it needs to is able to identify the devices consistently and for them to the correct ownership and permissions. In Linux you can

Create and delete soft and hard links under LinuxIn a Linux system, the kernel allocates an Inode (index node) for each newly created file, each with a unique inode number. The file attributes are stored in the index node, and the index nodes are

10.23 Linux Task Schedulercrontab -u、-e、-l、-r格式：分 时 日 月 周 user command文件 /var/spool/cron/username分范围 0-59；时范围 0-23；日范围 0-31；月范围 0-12；周范围1-6可用格式 1-5 表示一个范围1到5可用格式 1,2,3 表示1或2或3可用格式 */2 表示被2整除的数字，比如小时，那就是每隔2小时要保证服务是启动状态systemctl start crond.service

Description:When you install MySQL, a soft link is used to access the MySQL installation package, which avoids post-upgrade, and it is inconvenient to know its version, soft links and hard-link operations are as followsSource Address:

Problem Description: The mobile device is not recognized when running the Android program (using DDMS to see the device), the phone is MX4 (Meizu 4), and the simulator is very slow, suffering from obsessive-compulsive nature to want to solve. This

Linux symbolic link attack tutorial0 × 00 Preface Linux is the most widely used open-source system. Its unique file system can be regarded as one of the core components supporting the powerful functions of Linux. In the file system, symbolic link)

Preface in the first week of my career, I felt the gap between my school and society. I had a small partner who worked almost together in the school, in society, especially big companies, there are basically various great gods and technical experts,

1. Install MTP Software FirstApt-get Install Mtpfs libmtp-common mtp-tools libmtp-dev libmtp-runtime LIBMTP92. Edit the/etc/fuse.conf file#/etc/fuse.conf-configuration file for Filesystem in userspace (fuse) #Set The maximum number of fuse mounts

View PHP configuration file path:/usr/local/php/bin/php-i |headThere is no php.ini file you can copy in the PHP source package:Direct the php.ini-production copy in the source bundle and rename it to the path/usr/local/php/etc/php.ini1. Edit the PHP

Idea: At present, the domestic portable WiFi is basically used Ralink chip USB wireless card only, a lot of wireless card chip does not support Master mode, so can not concurrently do AP, and Ralink out of the several chips are supported Master mode,

1. Limit PHP High Risk programsEdit PHP configuration file/usr/local/php/etc/php.iniFind disable_functions =Add Restriction entryEval,assert,popen,passthru,escapeshellarg,esacapshellcmd,passthru,exec,system,chroot,scandir,chgrp,chown,shell

Http://www.cnblogs.com/samson/archive/2011/08/08/2130550.htmlPHP Safe Mode: Safe_mode=on|offEnabling the Safe_mode directive will limit the language features that may be dangerous when using PHP in a shared environment. You can refer to Safe_mode as

Some of the following functions in common Linux System Call commands are outdated and replaced by new and better functions (gcc will issue a warning when linking these functions ), however, they are retained for compatibility reasons. These

Centos 6 YUM install lmp and centoslmp Preparation: 1. configure the firewall and enable port 80 and port 3306.Vi/etc/sysconfig/iptables-A input-m state -- state NEW-m tcp-p tcp -- dport 80-j ACCEPT (allow port 80 to pass through the firewall)-A

First look at the PHP configuration file, which is under this path[Email protected] ~]# Vim/usr/local/php/etc/php.iniIf you don't know where he is, we have a way to check it out.[Email protected] ~]#/usr/local/php/bin/php-i |headPhpinfo ()PHP

Use the following method to set the socket to non-blocking mode:Int flags = fcntl (socket, F_GETFL, 0 );Fcntl (socket, F_SETFL, flags | O_NONBLOCK );Use the following method to set the socket to non-blocking mode:Int flags = fcntl (socket, F_GETFL, 0

Modify PHP config file, but sometimes we do not know the path of php.ini, this time we need to passOrder to find out where./usr/local/php/bin/php-i |headLook at that line Loaded Configuration File--/usr/local/php/etc/php.ini. If this is none, then

Android initialization language (init. *. rc, init. conf file format) The Android initialization language contains four types of statements: Actions (Action), Commands (command), Services (service), and Options (Options ). All of these are in the

Compile a simple FUSE File System tutorial in Python, If you are a long-term reader of mine, you should know that I am looking for a perfect backup program, and finally I wrote my own encryption layer based on bup. When writing encbup, I am not