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2answers
773 views

Building a distributed system on Amazon Web Services

Would simply using AWS to build an application make this application a distributed system? For example if someone uses RDS for the database server, EC2 for the application itself and S3 for hosting ...
2
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0answers
51 views

Managing setTimeouts and setInterval in a distributed environment

I am building a turnbased game on nodejs using socket.io and redis as the datastore. I am planning on hosting the game on AWS opsworks with the ability to scale by adding more nodes. How should I ...
2
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0answers
151 views

Open Grid Engine or Akka/Something more fault tolerant?

My use case is that I have a pipeline of independent, stand alone programs, that I want to execute in a certain order on specific pieces of data that are output from previous pipeline stages. The ...
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0answers
31 views

How does FDS (flat datacenter storage) make optimizations around locality unnecessary?

I was reading the following computer systems paper: https://www.usenix.org/system/files/conference/osdi12/osdi12-final-75.pdf And I was trying to understand why it claims that it does not need data ...
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314 views

How to design a task scheduler (like cron) with a Calendar Queue

I've been working on a dynamic task scheduler based on a Calendar Queue structure and I've hit a bit of a wall. The Calendar Queue lets me enqueue and dequeue events, however I think I might not be ...
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42 views

How to replicate state update to all the nodes in middle-ware cluster?

I am developing a middle-ware components that receives a stream of self-contained events. If event corresponds to a business rule a notification is generated. A system outgrew vertical scaling and it ...