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The article makes a HUGE assumption. They spot an inconsistency between two prices, and decide that the fair market value must be the very highest part of the
by bluelightning2k 4y ago
The article makes a HUGE assumption.
They spot an inconsistency between two prices, and decide that the fair market value must be the very highest part of the spread. Anything under this is therefore "under-priced".
Is it not possible instead that people are overpaying for the popular ones through sub-optimal bids - instead of simply assuming that only these inflexible/least sophisticated bidding strategies represent the fair market value.
They actually go further. They assume that AWS could realize this value, and that encouraging more flexible bids through tooling etc. would move everyone to the top of the spread, instead of smoothing it out towards the average. And that what is essentially a price-increase can be achieved without hurting the overall value (price-performance vs. flexibility). Given the entire point of this is auctioning unused cycles at a discount, clearly any overall increase would decrease the overall demand.
Having said this it's a great article. I think the overall quality of the article made it so surprising to see this missed.
- ericpauley 4y agoAuthor here. This is definitely a big assumption. I cut the price differences in half to account for market movement, but the price difference could definitely be more or less especially as these pools are probably thinner markets.
- bluelightning2k 4y agoAs I said - it's a great article! This was just one thing I noticed which I pointed out as it made me think. Keep up the good work
- bushbaba 4y agoThere's underlying capacity as well. Would you rather pay a bit more to get 100 r6g.4xl OR pay a bit less to have 90 r6g.4xl + 10 r6gd.4xl. Many workloads do not have deployment configuration supporting a non-homogenous fleet of instances. Over time this will be addressed, but it could be a current major contributor to the discrepancies viewed.