Linux

Introduction: In the MySQL database under Windows Export SQL file, after the import of Linux is displayed as garbled.1. Start the MySQL service and create the database (below uushop for the database name I will create)? 1 2

1)How do I use the Strace+pstack tool to analyze program performance?Http://www.cnblogs.com/bangerlee/archive/2012/04/30/2476190.htmlThis article describes in detail how to use Strace and Pstack2)Linux under the Multi-threaded viewing tool (Pstree,

Article by Alexiobash published on his website about archlinux in Italian.Know What's happening in "real time" on your systems are in my opinion the basis to use and optimize your OS. On ArchLinux or better on Gnu/linuxtopcommand can help us, the is

Learn without, always forget, today and tidy up, remember here, convenient later to viewCommon Operations CommandsDirectory Common Operations Commands:PWD, CD, LS, mkdir, rmdir, tree.  File Common Operations Command:Find,locate, Whereis, which,

The Zthread Library is an open-source, cross-platform, advanced object-oriented linear and sycnchronization library to run C + + programs in POSIX and WIN32 systems.Home page of the Zthread library:http://zthread.sourceforge.netLatest Version

I. Installation preparation 1. Install OpensslTo enable Apache to support SSL, you must first install Openssl support. Openssl-0.9.8k.tar.gzDownload Openssl: http://www.openssl.org/source/Tar-zxf openssl-0.9.8k.tar.gz // unzip the installation

(1) Select a path to store arm-linux-gcc. I chose/home/book and created a folder named arm-linux-gcc below. (2) using cp EABI-4.3.3_Emdedsky_20100610.tar.bz2 arm-linux-gcc, copy the compressed package eabi-4.3.3_emdedsky_20100610.tar.bz2 to

When nagios installs fetion alarms, many O & M personnel will do the same thing. To handle server problems, they can send text messages conveniently and timely. Many problems have occurred during my first installation. First, nagios related packages

Due to the special requirements of the project, the daily logs of the project need to be retained, and the log files are very large. After a long time, the disk usage will be affected. Therefore, you must regularly compress and back up the previous

Install Hadoop through Cloudera Manager I am stupid. I have encountered a lot of things during the installation process, and I have not written the reposted articles on other websites clearly. I have summarized the following practices. 1. ssh login

About a year ago, I got My Book World edition, a western data manufacturing equipment that eliminated NAS. This is an old, low-power, ARM-based file server... Although it is outdated by today's standards, as soon as I get it, I know that I will

Ensure that ssh can be logged on without a password. jdk is installed and environment variables are configured. (For details, refer to the relevant tutorial) 1. Download hadoop-2.2.0.tar.gz, unzip tar-xzvf Hadoop-2.2.0.tar.gz 2. Go to the hadoop

HAproxy restarts and checks the File Script. #! /Bin/bash### BEGIN INIT INFO# Manage the HAProxy### END INIT INFOBin =/usr/local/haproxy/sbin/haproxyConfig =/usr/local/haproxy/conf/haproxy. cfgPid =/usr/local/haproxy. pidOpts = "-f $ {config}-p $

The previous article describes how to compile Hadoop2.2 in a 64-bit Ubuntu environment. Here we will describe how to deploy a standalone pseudo distribution. The deployment is very simple. It is divided into two parts: modify the configuration file

Those who have worked in O & M must know that in addition to checking the server status every day, there is also an important task to check data backup. The following describes how to perform automatic backup of server data through scripts and

Redis is a high-performance kv database. We have built a messaging system using Redis. Redis is a Master Slave architecture. It checks the status through keepalived and migrates faults to achieve high availability.Download keepalived #wget

If you want to Upgrade Apache 2.2 to 2.4 after installing Apache on the server, the installation fails. After you specify the configuration file, the installation is successful. 2.2.25./Configure -- prefix =/usr/local/apache -- with-encoded-apr --

Sort out the basic concepts of MapReduce 1 for your reference only. The figure above shows the MapReduce workflow. The following describes an instance. MapReduce divides the processing process into two stages: map stage and reduce stage. Each

Recently, a project used the xadmin transformation of django to do this. There is less information in this regard. Now let's share what we have learned and read it all over again. 1. classComm (Settings): can be implemented in Add module and level 2

Environment: Eclipse version: MyEclipse6.5.1 Hadoop version: hadoop-1.2.1   1. After installing MyEclipse, create a java Project File-> New-> Java Project Enter the project name and click OK.   2. Import all hadoop packages Decompress hadoop-1.2.1.