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CY14-Q1 Community Analysis — OpenStack vs OpenNebula vs Eucalyptus vs CloudStack

This article is an update version of my previous article CY13-Q4 Community Analysis — OpenStack vs OpenNebula vs Eucalyptus vs CloudStack. Readers who are intested in further discussions please contac
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qyjohn 2014-04-14 15:46 | 查看: 11545

CY13-Q4 Community Analysis — OpenStack vs OpenNebula vs Eucalyptus vs CloudStack

This article is an update version of my previous article CY13-Q3 Community Analysis — OpenStack vs OpenNebula vs Eucalyptus vs CloudStack. Readers who are intested in further discussions please contac
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qyjohn 2014-01-02 21:39 | 查看: 5060

Spark vs Hadoop – Updated Version

Databricks recently posted a blog entry Spark Breaks Previous Large-Scale Sort Record, with some claimed breakthroughs in large scale sorting. This blog post said:

“The previous world record wa
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qyjohn 2014-10-12 09:42 | 查看: 3179

从王博士说起


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蒋清野 1970-01-01 08:00 | 查看: 2304

CY15-Q1 Community Analysis — OpenStack vs OpenNebula vs Eucalyptus vs CloudStack

This article is an update version of my previous article CY14-Q1 Community Analysis — OpenStack vs OpenNebula vs Eucalyptus vs CloudStack. Readers who are intested in further discussions please contac
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qyjohn 2015-04-04 12:19 | 查看: 2104

Distributed File System on Amazon Linux — MooseFS

[Introduction]

This article provides a quick started guide on how to set up and configure MooseFS on Amazon Linux. Two EC2 instance are being launched to accomplish this goal. On both EC2 instances,
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qyjohn 2015-05-13 06:40 | 查看: 1895

SSL Connection to RDS Instances in phpMyAdmin

Setting up SSL connection between phpMyAdmin and the RDS MySQL server is quite straight forward. Below is a demo setup on Amazon Linux with phpMyAdmin 4.4.14. The web server is Apache with PHP 5.

Fir
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qyjohn 2015-09-01 06:56 | 查看: 1800

Building a scalable web application from ground zero

This is an entry level tutorial for engineers who wish to build a scalable web application but do not know how to get started. The demo application takes advantage of the various services offered by A
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qyjohn 2015-02-04 05:48 | 查看: 1680

Getting Started with AWS SDK for Java (2)

This is the 2nd part of my tutorial on “Getting Started with AWS SDK for Java”. If you have not already do so, I suggest that you first take a look at the first chapter of this set of trai
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qyjohn 2015-06-11 10:24 | 查看: 1615

从微观经济学看云计算市场发展

我和悉尼大学信息技术学院Young Choon Lee、Albert Y. Zomaya最近完成了一篇题为Price Elasticity of  the Enterprise Computing Resource Market的文章。基于2006到2013年的历史市场数据,我们从微观经济学的角度分析了企业计算资源市场的供需关系。原文已经投稿给IEEE Cloud Computing Magazi
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qyjohn 2014-08-17 07:01 | 查看: 1594

Full Text Search: Sphinx on Ubuntu 14.04

Below is some quick notes on how to setup a simple PHP based website with full text search capability. The content to be searched is stored in a MySQL database, and the full text search engine is Sphi
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qyjohn 2014-12-05 04:08 | 查看: 1591

Multi Node Condor and Pegasus on Ubuntu 12.04 on AWS EC2

Recently I need to do some experiments with the Montage astronomical image mosaic engine, using Pegasus as the workflow management system. This involves setting up a condor cluster and Pegasus on the
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qyjohn 2014-06-24 20:24 | 查看: 1532

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