Linux

lsof (list Open files) is a tool that lists the file opened by the current system. Lsof-i 4 #列举出IP V4 lsof-i TCP lists all TCP network Connections lsof-i lists all network Connections lsof-i:80 #查看一下80端口的进程lsof-i udp:53 #查看 a bit udp,53 Port lsof-u

reason :Full-width characters are scored in the programSpecific analysis causes:In programming, because of the rapid typing, press the CTRL key followed by the space key, due to the two keys to the gap is relatively short, resulting in the system

The first day of learning LinuxThe Linux version for personal experimentation is CentOS Linux：32-bit version Http://mirror.symnds.com/distributions/CentOS-vault/6.3/isos/i386/CentOS-6.3-i386-LiveDVD.iso64-bit version

1./etc/wpa_supplicant.config ContentCtrl_interface=/var/run/wpa_supplicantnetwork={Ssid= "SSID_NAMEF"psk= "Password"Key_mgmt=wpa-psk}2. CommandsWpa_supplicant-iwlan0-c/etc/wpa_supplicant.conf&Sleep 1Ifconfig Wlan0 down Sleep 1Ifconfig wlan0 upSleep 5

Last night, the first translation of "command line Tools to Monitor Linux performance" in the first 10 commands, translation is not very good, this evening continue to the back of the 10 also translated to everyone, the first time to write a blog,

(1) View the usage of each CPU coresudo top-d 1After entering, press 1, the following CPU usage will appear, in which the US column reflects the use of each CPU core, the percentage of large indicates that the core in the task of intense.(2) See

PrincipleSee how Linux solves version control for shared libraries I understand. Linux retains the shared library version that is used inside the system and is not overwritten. (Different soname) The calling program and the shared library

First, what is called the swap partitionThe role of swap partitions, or swap spaces, can be simply described as: when the physical memory of the system is not enough, it is necessary to release some of the space in physical memory for use by the

#链接文件 Hard link: ln SRC linkfile ① hard links cannot span partitions [email protected]_168_102_centos tmp]# Mount/dev/xvda1 on////dev/pts type Devpts (rw,mode=0620,gid=5/proc/sys/fs/binfmt_misc type Binfmt_misc (rw)/dev/xvdb1 on/tmp/ XVDB1 type EXT4

Using the Mount command#mount-T Cifs-o username=abc,password=1234//192.168.1.10/linux/mnt/linux#mount-T Cifs-o username=vip,password=111//10.102.1.71/work/apps/dat/web/working/vis_zzsThat would be handy, but if you're going to mount your hard drive

Pyinotify File System Monitoring Pyinotify is a Python module used to monitor changes in the file system. Pyinotify depends on the Linux kernel function-inotify (Kernel 2.6.13 merge ). Inotify is an event-driven notifier whose notification interface

CentOS for Linux (iii) ---- change the NIC name eno16777736 of Cent0S 7 to eth0 and centoseno16777736 [Statement] Reprinted, but keep the original source of the article → _ → Life One: http://www.cnblogs.com/smyhvae/ Source:

Embedded Development (I) Build a cross-compilation environment under Ubuntu12.04, embedded ubuntu12.04 Operating System: Ubuntu12.04 AMD64-bit Cross-compilation environment: arm-Linux gcc version 4.4.3 Preface: First, understand the meaning of cross-

Get an ideal job through LinuxCurrent shortage of Linux talents in the market How can I use Linux to improve my career? This question is very interesting because there are two completely different answers. First, you find that Linux is everywhere

CentOS for Linux (1) ---- install CentOS 7 and vmwarecentos on the vmwarevm [Statement] Reprinted, but keep the original source of the article → _ → Life One: http://www.cnblogs.com/smyhvae/ Source:

Homemade docker basic image and dockerbasic Docker installation and entry see the official website tutorial: http://docs.docker.com/ The following describes how to create a self-made docker basic image. ubuntu is used as an example. 1. Install

Find + rm command combination in CentOSFind + rm, a super-convenient but extremely tragic command combination in centos I believe that my friends who have made mistakes can see this command in their hearts ...... The find + rm combination queries

How to quickly find and delete files of the specified type in centos How to quickly find and delete files of the specified type in centos You need to use the two find rm functions in combination, You only need one command: [Root @ localhost

Splitting and merging large files using Linux commands Linux's split command is a good choice when you are faced with splitting a large file. It contains multiple parameters and supports sharding by row and size. The syntax of the split command is

Nginx disables IP Access We will encounter a lot of malicious IP attacks when using it. In this case, we need to use Nginx to prohibit IP Access. Next, let's take a look at the default Nginx VM accessed by the user via IP address or through an