15.4. Migrating an Application to Another Gear

Procedure 15.1. To Migrate an Application to Another Gear:

1. Create a snapshot of an existing application:

   $ rhc snapshot save App_Namerhc snapshot save App_Name
   

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2. Verify that the App_Name.tar.gz file has been created in the working directory. After confirming the application snapshot is saved, delete the existing application:

   $ rhc app delete App_Namerhc app delete App_Name

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3. Create a new application using the same cartridges, but with the correct gear size:

   $ rhc app create App_Name Cart_Name -g gear_sizerhc app create App_Name Cart_Name -g gear_sizerhc app create App_Name Cart_Name -g gear_sizerhc app create App_Name Cart_Name -g gear_sizerhc app create App_Name Cart_Name -g gear_sizerhc app create App_Name Cart_Name -g gear_size

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4. Finally, restore the previously saved application snapshot to the newly created application. Be sure to specify the correct path to the saved application snapshot:

   $ rhc snapshot restore App_Name -f App_Name.tar.gzrhc snapshot restore App_Name -f App_Name.tar.gzrhc snapshot restore App_Name -f App_Name.tar.gzrhc snapshot restore App_Name -f App_Name.tar.gzrhc snapshot restore App_Name -f App_Name.tar.gz

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