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Users often want to preserve code portability between desktop and the servers. Moreover, users may want to preserve the desktop interaction experience.  
 
Users often want to preserve code portability between desktop and the servers. Moreover, users may want to preserve the desktop interaction experience.  
  
On Amazon AWS EC2, spot instances (and preemptible VMs on GC) permit use of powerful machines for short periods of time. Many octave computations run much faster on multicore machines. In addition, embarrassing parallelism can be easily exploited using octave packages such as parallel.  
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On Amazon AWS EC2, spot instances (and preemptible VMs on GC) permit use of powerful machines for short periods of time. Many octave computations run much faster on multicore machines. In addition, embarrassing parallelism can be easily exploited using octave packages such as parallel.  
 
   
 
   
 
Because of network latency over the internet, user interaction that relies on sub milli-second response latency of a desktop does not work well.  
 
Because of network latency over the internet, user interaction that relies on sub milli-second response latency of a desktop does not work well.  
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== AWS EC2 ==
 
== AWS EC2 ==
 
  
 
=== Ubuntu ===
 
=== Ubuntu ===
 
Installation of octave from source on Ubuntu LTS images published by Ubuntu is described first.
 
  
 
On AWS EC2, choose the official Ubuntu AMI for EC2 for your region.  See [https://cloud-images.ubuntu.com/locator/ec2/ Ubuntu cloud image locator]
 
On AWS EC2, choose the official Ubuntu AMI for EC2 for your region.  See [https://cloud-images.ubuntu.com/locator/ec2/ Ubuntu cloud image locator]

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