raptop changed the topic of #principia to: READ THE FAQ: http://goo.gl/gMZF9H; The current version is Fréchet. We currently target 1.5.1, 1.6.1, and 1.7.x. <scott_manley> anyone that doubts the wisdom of retrograde bop needs to get the hell out | https://xkcd.com/323/ | <egg> calculating the influence of lamont on Pluto is a bit silly… | <egg> also 4e16 m * 2^-52 is uncomfortably large
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Myshiko. — Speaking about lag(s), I wonder, does Principia scale well with number of cores? Or it bottlenecks at 1 core?
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Myshiko. — Assume 1000 vessels in orbit for the above question.
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DRVeyl. — Can egg assume you're shipping him a pony, also?
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Myshiko. — Yes. I can ship a pony
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waptdragon3. — unless ships and asteroids have gravity and can affect eachother, i would think it would be threaded and can use more than 1 core
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Myshiko. — That’s the spirit of the question, how does it work in reality, and whether 64 core Amd helps at all
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Myshiko. — (You know, 64 cores is nice, but does it help with anything important)
<UmbralRaptor>
It means that if you have enough ram, you can run ~20-30 instances of ksp without any slowdowns
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Sir Mortimer. — @waptdragon3 you would be wrong. In fact there’s a whole paragraph on the subject in the FAQ
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waptdragon3. — that's nice to know. i just guessing
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<egg|cell|egg>
Yes if you have many vessels they will be spread across cores
<egg|cell|egg>
So yes having 64 cores should help
<discord->
egg. — Cc @waptdragon3, @Sir Mortimer, @Myshiko ↑
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egg. — That FAQ entry is a bit misleading; we can't parallelize force evaluation, but independent integrations are done
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egg. — That FAQ entry is a bit misleading; we can't parallelize force evaluation, but independent integrations are already done in parallel (edited)
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Sir Mortimer. — interesting
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Myshiko. — Awesome.
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<awang>
egg: Do you still build Principia on Linux?
<awang>
If so, what distro(s)?
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lamont. — it mostly shouldn't matter which distro as long as KSP runs on it
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lamont. — and as long as it fires up it probably works. the likely failure would be too old of libstdc++ or something like that which would cause unresolved symbols.