How does vm.overcommit_memory work?
https://serverfault.com/questions/606185/how-does-vm-overcommit-memory-work
How to reproduce a condition which invokes the OOM-Killer ?
https://access.redhat.com/solutions/47692
Virtual memory settings in Linux - The Problem with Overcommit
http://engineering.pivotal.io/post/virtual_memory_settings_in_linux_-_the_problem_with_overcommit/
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