Linux

The operating system is required to implement multiple processes and process scheduling. It is said that process scheduling is one of the most important parts of the operating system. I think this statement is too absolute a bit, just like many

Ngrep is the web version of grep, and he strives for more grep features to search for the specified packets. Because the installation ngrep requires a IBPCAP library, it supports a large number of operating systems and network protocols that

Creating partitions or new file systems in Linux usually means one thing: Install the Gnome Parted Partition editor (GParted). This is the only way for most Linux users. However, have you ever considered creating these partitions and filesystems at

Daemon Daemon, is a long life of a process. They are often started when the system is bootstrap, and are terminated only when the system shuts down. Because they do not have control terminals, they are run in the background. UNIX systems have many

Booting Linux with Windows (Windows7+ubuntu) Boot to Linux (Ubuntu) sudo dd if=/dev/sda of=/media/linux.lnx bs=512 count=1 The CP to your win root directory, for example, is c:/, for insurance, it is best to change its properties to "+s +h +r",

When using a USB disk under Linux, every time you see a file like auto, it is suspected to be a virus. But the input ls-l command found that the attribute is not completely? The result is that it won't be erased. After a multi-party query that

The "Swiss Army Knife" here refers to the work of a simple command that can complete a large chunk of code in other high-level languages. The following content is a summary of the Joshua Levy on Quora's website:Get the intersection, collection,

If your computer is a Linux system, so for the installation of Linux VNC service is very convenient, for VNC is a very good remote control tool, so the installation and configuration of Linux VNC service, for netizens useful to this function is very

Profile: Tar is the main file compression and decompression, is a more commonly used command. Command format: tar [-cxtzjvfppn] pathname [pathname ...] Parameters: -C: Create an archive -X: Unlocking an Archive -T: View an archived content

For DBAs, it's often the case for the upgrade database or apply patch, and sometimes a lot of scripts need to be run. For these operations we want the files that are now being printed on the screen to be exported at the same time as the steps or

Server more, the site is more and more, always feel not the whole backup heart, and there are several times RM operation errors, resulting in irreparable damage. And most VPS providers are not providing automatic backup functionality or this feature

Problem Analysis: According to the development team colleague, It is not possible to use advanced options for IP-specific operations by vcenter the RHEL6.0 of systems with the following version, which is not possible by assigning IP to a new

The first step: Download a for Linux version of the graphics driver, I nvidia-linux-x86-173.08-pkg1.run my core is 2.6.18-53.el5 Step Two: If you find Xen in your kernel, you are on the virtual machine platform. In the virtual machine platform can

Linux uses securecrt to upload and download files Tutorial: In our daily work, we often need to upload or download some files, Linux users are no exception. So what are some of the more useful uploading and downloading tools in Linux? Today's

In fact, as long as #include Long num = sysconf (_SC_NPROCESSORS_ONLN); You can get the current number of CPUs ... Judge the basis:1. CPUs with the same core ID are the same core hyper-threading.2. CPUs with the same physical ID are the same

The Linux system is used all the time, but it is not clear about the system startup process and the system initialization and the various service startup. Today I finally figured out what the whole thing was. Originally want to write an article,

Shellshock, a recently discovered bash vulnerability that allows attackers to inject code into your machine. This makes Mac OS and Linux under threat of malicious attack. So how do I determine if my Mac or Linux is vulnerable to Shellshock attacks?

Now a lot of companies, sites are in the application of Linux operating system, the advantages of Linux to make people abandon Microsoft. Let's talk about Linux cluster technology today, so that you can learn more about Linux, know the Linux cluster

The three most basic permissions for a file are read and write execution R, read, can read files, directories can list directories of files listing 4 W, write, can modify delete file, for directory can create delete file 2 X, execute, can execute

Directive Name: LN Use Rights: All users How to use: ln [options] Source dist, where option is in the form of: [-BDFINSVF] [-S Backup-suffix] [-v {numbered, existing, simple}] [--help] [--version] [--] Note: Linux/unix file system, there are so-