CentOS

Lunx Operating System Installation Virtual machine: VirtualBox. Operating system options: CentOS 6.3. (64-bit/32-bit is available). (CentOS: Enterprise-class operating system born in the community). Install Or

1. Compile and install LibeventCD ~-O http://www.monkey.org/~provos/libevent-2.0.13-stable.tar.gz-ZXVF libevent-2.0. -stable.tar.gzCD libevent-2.0. -stable-tar.gz./configure--prefix=/&& make install2. Check to see if the installation:Ls-al/usr/lib |

On CentOS, the default is self-openjdk, and when executing java–version, you can see output similar to the following:However, when you execute Javac, you are prompted to find the command you entered. The reason is that the CentOS default only comes

About KVMKernel-based virtual Machine is an open source system virtualization module that has been integrated into various major distributions of Linux since Linux 2.6.20. It is managed using Linux's own scheduler, so its core source code is few

Nginx powerful Web server, or reverse proxy server, and Nginx can also follow the schedule rules to achieve dynamic, static page separation, you can follow the polling, IP hash, url hash, weight and other ways to load balance the back-end server,

Although now more than n people use Yum to replace the rpm, but rpm in some special occasions still have its role, such as query and verify the installed RPM package, RPM full Redhat package Manager, is a packaging and installation tools for

Issue background: Virtual machine:VMware Workstation. Operating system: CentOS, is one of the Linux distributions. Problem:Cause: The service of the virtual machine is not turned on (the virtual machine turns on a general comparison of

Purpose: only allow users to access the specified directory with the FTP toolSee if the VSFTPD is installedRpm-qa|grep vsftpdInstalling VSFTPDyum-y Install vsftpd(if installation is unsuccessful, download RPM package, install manually)Edit the

The first step, locate the Docker.service fileThe contents are as follows:After=network.targetWants=docker-storage-setup.service[Service]Type=notifyEnvironmentfile=-/etc/sysconfig/dockerEnvironmentfile=-/etc/sysconfig/docker-storageEnvironmentfile=-/

1, about HiveHive is a Hadoop-based data Warehouse platform. With hive, we can easily work with ETL. Hive defines a SQL-like query language: HQL, which converts a user-written QL into a corresponding MapReduce program based on Hadoop execution.Hive

Step 1:install JDK 1.7We use RPM packagesConfiguring Environment variables[Email protected] src]# Vim/etc/profile #在文件末尾添加以下内容 Export java_home=/usr/java/jdk1.7.0_79Export Java_bin=/usr/java/jdk1.7.0_79/binExport Path=${java_home}/bin: $PATHExport

In my work one day after the execution of Chmod-r 777/home I regret very much, this do not know what to do? The heart is very anxious. At this time brainwave asked Google, finally found a way to solve this problem, but the premise is to do their own

First, restart the system, GRUB: On the boot loader menu, use the UP and DOWN ARROW keys to select the system you forgot password type "E" to enter the editing mode. 2. Next you can see the screen as shown, then you use the upper and lower keys to

General Baidu Replacement 163yum Source, are the following operations:Mv/etc/yum.repos.d/centos-base.repo/etc/yum.repos.d/centos-base.repo.oldcd/etc/yum.repos.d/wget wget 650) this.width=650; "src="/e/u261/themes/default/images/spacer.gif "style="

Do not understand, the first collection .....Reference URL: http://www.virtualbox.org/manual/ch06.htmlVirtualBox graphical interface with four kinds of network access mode, each of them is:1. NAT Network Address Translation mode (Nat,network

Fastdfs is an open source lightweight Distributed File system, which manages files, including file storage, file synchronization, file access (file upload, file download), and so on, which solves the problem of large capacity storage and load

1. Download Zookeeper versionwget http://mirrors.cnnic.cn/apache/zookeeper/zookeeper-3.4.6/zookeeper-3.4.6.tar.gz2. Skip to the installation directorycd/usr/local/3. Copy the installation filesCp/root/zookeeper-3.4.6.tar.gz zookeeper-3.4.6.tar.gz4.

1. Create a swap partition with the DD commandDD If=/dev/zero of=/swapfile bs=1024 count=1024kNext, you need to format the new swap partitionMkswap/swapfileThe results are similar:2. Open the Swap partition:Swapon/swapfileTo close the swap partition,

Long time no update, Today content NFSone. NFSIntroduction to NFSthe NFS full name is the network file systemNFS allows a system to share directories and files with others on the network. By using NFS, users and programs can access files on the

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