Linux

ARM Linux size kernel switch -cortex-a7 big. LITTLE size switch Code Analysis8-core CPUs or more cores, these CPUs may not be completely symmetrical. There are 4 A15 and 4 A7, or 4 A57 and 4 A53, even like HiSilicon Kylin 935 processor (4 Core A53 2

First, the server hardware configuration 1, view hard disk and partition condition # fdisk-l 2. View the usage of partition space You can view each partition size, used, available, percent used, mount status 1) default Unit is K # DF 2) More

Linux iptable Firewall forbidden and open portsSource: http://hi.baidu.com/zplllm/item/f910cb26b621db57c38d5983Evaluation:1. Close all INPUT FORWARD OUTPUT only for certain ports.Here is the command implementation:Iptables-p INPUT DROPIptables-p

Recently engaged in a VPS, with Putty landing every time to enter the root account password, more trouble, so the internet to find the SSH certificate method.In fact, this should be the Putty recommended authentication method.1. Generate the key

Linux has a lot of "virtual network cards" in the driver. Earlier articles once detailed analysis of TUN,IFB and other virtual network cards, similar ideas, in the virtualization of the trend of the big line, the Linux source tree in the growing

/etc/sysconfig/Table of contents detailed2010-06-19 11:12 6693 People read Comments (1) favorite reports Desktop environment Debugging Firewall Serviceunix languageThe/etc/sysconfig/directory includes various system profiles under Red Hat

Linux RAW sockets==========================================1. Why do I need to know more about raw sockets?In fact, a long time ago on the original socket has a certain understanding, then also did a small grab package program, at that time thought

"Copyright Notice: respect for the original, reproduced please retain the source: blog.csdn.net/shallnet, the article only for learning Exchange, do not use for commercial purposes"loops are also a way to change the order in which instructions are

Recently idle to have nothing to do, want to put their Linux mint again cool point, show some information on the desktop, because I have installed Cairo-dock, now this is bad, the following simply say the whole process, first you have to install

Dns service Install first Samba   look at its configuration file and working directory. rpm -qc bind Where you can see:/etc/named.conf master configuration file /etc/named.rfc1912.zones zone configuration file /var/named/named.ca Locations

Linux Systems-File systems-Common commandsa common command1 Viewing partitions: DF [-h]2 Viewing the size of files and directories: Du3 View detailed parameters for files: Stat4 MD5 value of the checksum file: md5sum5 Detect Repair File system: Fsck,

functionShowgetfilename ($type){ $url = "/OPT/MOBILE_SYSTEM/GSCDN";//The other server maps to a path that comes from Linux. #determine the platform type if($type= = ' Android ' | |$type= = ' iOS ' | |$type= = ' windows '){

First-time kvm experience 5: two ways for vm to connect to the network: bridge and nat. First-time kvm experience 1.InstallVmSpecify the network connection mode 1) bridge Virt-install -- name vm1 -- ram = 1024 -- vcpus = 1 -- disk path

How to host open-source code libraries on Github Hello everyone, today we will learn how to host open source software source code in the repository provided by github.com. GitHub is a web-based Git repository hosting service that provides git-based

How to install and configure fail2ban in centosI. Introduction to fail2ban Fail2ban can monitor your system logs, and then match the log error information (Regular Expression matching) to perform the corresponding blocking action (usually firewall ),

Install the Linux anti-virus software Antiviral 15.04 in Ubuntu 0.2 Many people think that Linux is immune to viruses, mainly because of the security genetic lineage of Linux, but it does not mean that it is absolutely secure. Any software system

30 things to be done after minimal RHEL/CentOS 7 installation (5)30 things to be done after minimal RHEL/CentOS 7 installation (5) 25. install Linux Malware Detect (LMD) Linux Malware Detect (LMD) is an open-source Linux malicious program scanner

CentOS7 update and install the latest software version and security upgrade In addition to updating and installing the latest software version and security upgrade, no new software will be installed. In general, the update and upgrade are the same,

Install the amd omega driver on ubuntu 14.04 and ubuntu The driver consists of four parts: Fglrx_14.501-0ubuntu1_amd64_UB_14.01.deb 52.0 MB Fglrx-core_14.501-0ubuntu1_amd64_UB_14.01.deb 60.9 MB Fglrx-dev_14.501-0ubuntu1_amd64_UB_14.01.deb

Decrypts the inside story of FFmpeg playback Status Control and decrypts the inside story of ffmpeg playback. In the previous article (http://my.oschina.net/u/2336532/blog/400790), we solved how to deal with the extended data of H264 and AAC in