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Go Unikernels
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cross-compile existing applications down into small light-weight secure virtual machines
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single address space single process
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history
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where does virtualization come from? IBM - 1960s
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lost in the wilderness
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1999
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where do containers come from?
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bill joy/chroot - 1979
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freebsd jails Poul- Henning Kamp - 1996
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solaris - 2005
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lxc - 2008
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why did virtualization win?
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containers are not virtualization
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rationale
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IT Systems Administrator Devops SRE probably doesn’t code probably codes The Ops Spectrum
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should this even exist?
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What is Configuration Management Really?
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Is IoT connected toasters or?
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Shit VCs Say "I don’t think server sales are growing."
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400 Million New Servers Needed by 2020
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future
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You’re Running Linux on That Thing?
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New Paradigm
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Deploy Software Not Systems
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Configure Software Not Systems
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and now for something completely different
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unikernel spectrum "posix" language specific domain specific osv rump kernel mirage clickos
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Go Unikernels
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the search for a go unikernel
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RumpKernel
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putting the pieces together
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import "syscall"
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import "liquor"
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stuck at 1.5
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bootstrap
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new goos - rump run
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Build Tags
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auto-generated
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matching upstream
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Problems
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virtual memory
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Memory "Protection" a.k.a 30-40% Performance Tax process 1 process 2 process 3 process 4 process 5 Physical Virtual
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thread local storage
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goroutines
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testing
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Go is a Great Fit
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Dynamic Libraries
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Single Statically Compiled Binary
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Small Size
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no fork
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sudo apt-get install gorump
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Dependencies are a WIP
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future
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no confidence on merging
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rumpkernel.org github.com/deferpanic/gorump github.com/deferpanic/packages https://github.com/deferpanic/dpcli https://github.com/deferpanic/gorumpdeb https://deferpanic.net