Linux

DF View root directory full disk space [[email protected] logs]# DF File System               1k-block       used       available% mount point /dev/sda2             41284928  0   Span style= "FONT-SIZE:14PX;" > 41284928   100%/ tmpfs          

Linux disk space Full processing methodThere may be two situations in which there is space under LinuxYou can use the commandDf-h View disk space consumption, actually look up the disk block occupied by the file (block)Df-i viewing the footprint of

Recently to use PHP process to send the reward, because to be accurate to the second execution, the Linux system timing is not used, so wrote a dead loop, usleep is necessary, otherwise the system CPU occupies a very high system CPU.A problem was

First step: Install PHP SuiteSo far Laravel is 5.1 version, need to have PHP requirements, to php5.59 aboveof these requirements are satisfied by the Laravel Homestead virtual machine: * PHP >= 5.5.9 * OpenSSL PHP Extension * PDO PHP Extension *

The main problem with installing Debian on a Dell T410 server is the driver of the NIC. The server's network card is not recognized during installation due to a firmware program that does not carry a network card in the installation CD. My solution

We all know that a mail server is the first to rack the DNS service. Set up SendMail mail server for everyone to study together.Step One, install the Snedmail service to see if you have installed SendMail.#rpm-qa|grep Bind#rpm-qa|grep caching*If it

PS-A List All ProcessesName: PSUsage rights: All usersHow to use: PS [options] [--help]Description: Shows the dynamics of the instantaneous stroke (process)Parameters: The parameters of PS are very many, only a few common parameters are listed here

Linux OPS Practice-November 8, 2015-November 17 course Assignments (exercise) SummaryI. Homework (exercise) content:First, Iptables class workPremise: Input and output default policy is drop;1. The Web server that restricts the local host is not

Linux View network card Traffic tool has Iptraf, iftop and Nethogs, etc., iftop can be used to monitor the network card real-time traffic (can specify network segment), reverse resolution IP, display port information.The command to install Iftop is

I. What is the inode?To understand the inode, start with the file storage.The file is stored on the hard disk, and the minimum storage unit for the hard disk is called "Sector" (Sector). each sector is stored 512 bytes (equivalent to 0.5KB). When

http://www.ibm.com/developerworks/cn/linux/l-dynlink/program linking and loading and implementation of dynamic link under LinuxThere are many ways to link and load a program, and today the most popular are dynamic-link, dynamic-loading methods. This

We often set up a game server in the new service, sometimes we have to do a pressure test, so how to see, generally we will use the top command to see the CPU and memory consumption of each process, to obtain our process ID, Then we might look at

How to install GIMP 2.8.16 on Ubuntu 16.04, 15.10, and 14.04 GIMP image editor 2.8.16 was released on its 20th birthday. The following describes how to install or upgrade GIMP in Ubuntu 16.04, Ubuntu 15.10, Ubuntu 14.04, Ubuntu 12.04 and its

How to Use Git commands on Linux Terminals Speaking of Git, developers are not familiar with it. before using it, we need to understand several issues: What is Git? If you are a software developer, you must be familiar with Git. Git greatly

Centos6.5 Implementation of Gateway Router Recently, due to the aging of the company's routers, the Internet was interrupted for a period of time, and the network was disconnected for the first half of the hour. This is a headache for me. In the

Deploy flask cms in CentOS Recently, I have learned python, but I have never had any programming experience and can't practice it. So I am going to build my own python framework website to play it and consolidate my knowledge ~Based on the

Compile and install Apache httpd 2.4 in Linux Apache is the world's No. 1 Web server software. It can run on almost all widely used computer platforms. Because of its wide use of cross-platform and security, it is one of the most popular Web server

[Programmer technical skills] familiar with Unix/Linux Shell and common command line (I) file system structure and basic operations, As a programmer, it is essential to be familiar with some unix/linux Command lines, because the servers used to

Install and configure Apache-based SVN server in CentOS Install and configure the Apache-based SVN server on the Linux Server: 1. Install the service 2. Create an svn version Library 3. Create svn users 4. Configure svn Permissions 5. Configure

Use Akka to optimize quasi-real-time systems of Spark + ElasticSearch In this scenario, the system receives a large number of events every second. Each event contains many parameters, in addition to quasi-real-time data, you must periodically