Linux Commands Guide

Although Linux is more secure than Windows, some simple security configurations are necessary. There are a lot of tools on the Internet to scan your admin password with a dictionary, we can create some trouble and increase the possibility of being deciphered. Take a look at the entry level security configuration. First: Remote management port modifies SSH's landing port, and the default port is 22. Scan Dictionary Poor lift password They all start with the default. If you change the port to a 4-digit number, it greatly increases their difficulty and time. Edit SSH configuration with vi command ...

The Linux shell refers to a program that allows users to manipulate computers by typing instructions to the keyboard. The shell executes http://www.aliyun.com/zixun/aggregation/18678.html > user-entered commands and displays the execution results on the monitor. The whole process of this interaction is text-based and differs from the graphical operations described in other chapters. This command-line-oriented user interface is called the CLI (command line ...).

This article is written by http://www.aliyun.com/zixun/aggregation/13357.html ">azure CAT team Piyush Ranjan (MSFT). In the previous article, in part 1th of the swap space on Linux VMS on Windows Azure, I described why the Linux VM configured in the Azure IaaS Mirror Library was not configured for swapping by default ...

"Editor's note" as an operating system, CoreOS uses a highly streamlined system kernel and peripheral customization to implement many of the functions that require complex human operations or Third-party software support at the operating system level, while excluding other software that is not core to the server system, such as GUI and package manager. Linfan, a software engineer from ThoughtWorks, will bring the "Walk Cloud: CoreOS Practice Guide" series to take you through the CoreOS essence and recommended practice. This article is based on the third article: System Services Housekeeper SYS ...

KDB Getting Started Guide debugging kernel issues, it is useful to be able to track kernel execution and see its memory and data structures. This functionality is provided by the built-in kernel debugger KDB in Linux. In this article, what do you know about &http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Use the features provided by KDB and how to install and set up KD on a Linux machine ...

Note: This article starts in CSDN, reprint please indicate the source. "Editor's note" in the previous articles in the "Walking Cloud: CoreOS Practice Guide" series, ThoughtWorks's software engineer Linfan introduced CoreOS and its associated components and usage, which mentioned how to configure Systemd Managed system services using the unit file. This article will explain in detail the specific format of the unit file and the available parameters. Author Introduction: Linfan, born in the tail of it siege lions, Thoughtwor ...

How to install a custom Linux kernel Linux kernel is the heart of the http://www.aliyun.com/zixun/aggregation/13835.html ">ubuntu operating system." Ubuntu's own kernel usually contains all the drivers you need, but sometimes you want to tweak your kernel or if you need to recompile for specific reasons, this manual will help you. Like this less detailed document can actually be found in the kernel compilation Guide. Want to ...

A lot of friends just beginning to contact Linux, when they can't help but be curious, there is little to be feared for the new Linux system. Some people hang on, some fall down, but there are some clever (I think lucky) goblins who choose to learn Linux under the VM. When they are in the mood or even the blood boiling after the fedora or Ubuntu, some of the frustration, installation vmtools, it is estimated that not many people do not have less headaches. At that time, I also ... Recently registered in the Forum ID, ...

Objective the goal of this document is to provide a learning starting point for users of the Hadoop Distributed File System (HDFS), where HDFS can be used as part of the Hadoop cluster or as a stand-alone distributed file system. Although HDFs is designed to work correctly in many environments, understanding how HDFS works can greatly help improve HDFS performance and error diagnosis on specific clusters. Overview HDFs is one of the most important distributed storage systems used in Hadoop applications. A HDFs cluster owner ...

Original address: http://hadoop.apache.org/core/docs/current/hdfs_user_guide.html Translator: Dennis Zhuang (killme2008@gmail.com), Please correct me if there is a mistake. Objective This document can be used as a starting point for users of distributed file systems using Hadoop, either by applying HDFS to a Hadoop cluster or as a separate distributed file system. HDFs is designed ...