Comment on Ask HN: Experience with Azure Cosmos DB?parentComments−xstartup8yI wonder how good is their geo-replication.If I increment a counter in 2 regions/cross Atlantic, at a rate of 1000 RPS.am I going to observe consistent count in both region on each read request?I am not sure how they defeat laws of physics.−MikeDoesCode8yThey have "bounded staleness" as an option for consistency, but obviously it doesn't break the laws of physics, latency is latency and you still have to account for that somewhat but at least you have the bounds to work with.
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I wonder how good is their geo-replication.
If I increment a counter in 2 regions/cross Atlantic, at a rate of 1000 RPS.
am I going to observe consistent count in both region on each read request?
I am not sure how they defeat laws of physics.
They have "bounded staleness" as an option for consistency, but obviously it doesn't break the laws of physics, latency is latency and you still have to account for that somewhat but at least you have the bounds to work with.