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Are live writes replicated in real time, or are they locally staged (which is what Facebook does, I believe) Also, do you mimic the eventually consistent behav
by kdkeyser 11y ago
Are live writes replicated in real time, or are they locally staged (which is what Facebook does, I believe)
Also, do you mimic the eventually consistent behaviour of AWS, or do you offer a stronger form of consistency?
- jamwt 11y agoLive writes are written out with 4x redundancy in the local zone, then asynchronously replicated out to the remote zone. Some time later, it is erasure coded into a more space-efficient format, independently in each zone.