OpenShift PaaS Weekly Tips and Tricks – August 4, 2012

Platform-as-a-service makes deploying applications to cloud fast and easy.  But, to get the most out of the OpenShift PaaS, it helps to stay abreast of the interesting technical issues plus their workarounds and solutions.  We’ve made this easy with a weekly tips and tricks blog.

Troubleshooting the rhc client tools with RVM installed

The rhc client tools are installed as a Ruby Gem.  It is, however, common to have various versions of Ruby installed using RVM which could cause some complications during the installation process.  We’ve added tips for RVM as well as other common installation issues here:  https://openshift.redhat.com/community/developers/install-the-client-tools

Updated Ruby on Rails quickstart

Platform-as-a-service makes deploying applications to cloud fast and easy.  But, to get the most out of the OpenShift PaaS, it helps to stay abreast of the interesting technical issues plus their workarounds and solutions.  We’ve made this easy with a weekly tips and tricks blog.

Troubleshooting the rhc client tools with RVM installed

The rhc client tools are installed as a Ruby Gem.  It is, however, common to have various versions of Ruby installed using RVM which could cause some complications during the installation process.  We’ve added tips for RVM as well as other common installation issues here:  https://www.openshift.com/developers/install-the-client-tools

Updated Ruby on Rails quickstart

With our recent support for Ruby 1.9 as a language type option for your OpenShift application, we’ve updated our Rails quickstart and tips.  Try it here: https://www.openshift.com/kb/kb-e1005-ruby-on-rails-openshift-quickstart…

Troubleshooting “Disk quota exceeded” errors

As your application continues to use more disk resources, you may run into “Disk quota exceeded” errors in your application logs.  That means you’ve reached your quota limit as many users have found:  https://www.openshift.com/forums/express/disk-quota-exceeded-whats-next
Please review tips here:  https://www.openshift.com/faq/how-much-disk-space-do-i-get-with-openshift

Get the most out of custom environment variables

As a reminder, we support custom environment variables as per: https://www.openshift.com/blogs/new-openshift-release-may-15-2012-commun…

Troubleshooting Maven build issus

Having Maven dependency issues?  Try some of the tips from: https://www.openshift.com/forums/openshift/maven-dependencies-problems

Switching applications to manual scaling

By default, scalable applications are set to automatically scale up and scale down.  If you need to switch to manual scaling (for testing OpenShift or app behavior/controls), check out: https://www.openshift.com/forums/openshift/openshift-origin-unexpected-a…

Automating tasks with the REST API

Our REST API can be used for automation:  http://docs.redhat.com/docs/en-US/OpenShift/2.0/html/REST_API_Guide/inde…

Debugging “Resoure Temporarily Unavailable” errors

Running into “Resource Temporarily Unavailable” errors and need to debug your app to find out why?  Here are some debugging tips:  https://www.openshift.com/forums/openshift/understanding-conditions-for-…

Enabling Python 2.7

We currently support Python 2.6 as a languange framework cartridge.  To use Python 2.7, use DIY as per:  https://www.openshift.com/blogs/enabling-python-27-on-a-paas-with-the-op…

Special thanks to all Community users who helped report these issues on IRC, Forums and the mailing list.  Without you, we won’t know what we have to fix nor how we can improve.  So please keep the questions coming!!

Thank you!

Nam Duong – Customer Enablement
Product Marketing Manager
OpenShift | PaaS by Red Hat

http://openshift.redhat.com
Twitter: @openshift, @NamDuong_rh

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