Java in the cloud with Jelastic. Presentation given on 21 december 2011 at Sogeti NL by Jeroen Kops

1. Java in the cloud
Jeroen Kops

2. Agenda
• Introduction
• Environment choices
• Scalability
• Maven support
• Demo
• Information
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3. Introduction
• Jelastic is NOT Open Source
• The company behind Jelastic is (US)
• Current version: Beta 1.6
• Production release: end of Q1 / 2012 ?
• Active community
− Response times on forum and by mail within one day
• Vote for features
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4. Environment Choices: Application Servers
Version 6 Version 6 & 7
Version 3.1.1
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5. Environment Choices: Application Servers
Version 6 Version 6 & 7
Version 3.1.1
In the near future ….. after the commercial launch
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6. Environment choices: Databases
SQL Databases
Version 5.0
Version 8.4
Version 5.2
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7. Environment choices: Databases
SQL Databases NoSQL Databases
Version 5.0 Version 1.8
Version 8.4
Version 1.1
Version 5.2
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8. Environment choices: other…
• Loadbalancer NGINX (engine X)
• Java 6 of 7
• High availability by session replication on/off
• Https on/off
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9. Scalability
• Horizontal scalability
− In the beta test environment you can
scale up to 4 servers
− Manually configured through the web
interface
• Vertical scalability
− Measured in cloudlets
− One cloudlet is
◦ 128 MB RAM
◦ 100 MHz CPU
− Cloudlet limit can be configured
− Cloudlets are dynamically scaled
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10. Maven support
• Maven Plugin
− Configure settings.xml
◦ Set your Jelastic username and password
◦ Add the Jelastic plugin repository
− Configure pom.xml
◦ Email
◦ Password
◦ Context (context root of the application)
◦ Environment name
◦ Api-hoster (US or Europe)
− Run: mvn jelastic:deploy (from Jenkins!)
• Build node Maven
− Configure the connection to Git or Subversion.
− Get the code from the repository
− Let it build and deploy on the Jelastic server 10

11. Actions
• Share environment between Jelastic users
• Clone environment
• Swap URL’s
• Upload files
• Watch statistics
• And this al is available by the web GUI
• No command line actions!
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12. The fun part … Demo time!
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13. Information
http://www.jelastic.com
http://jkops.jelastic.com (tutorial)
@Jelastic
@jkops78
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14. staat voor resultaat
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