2 ms·
> we find a replica that is as up to date as the user's saved LSN The article doesn't explain how they know the current LSN of each replica?
by ngrilly 7y ago
> we find a replica that is as up to date as the user's saved LSN
The article doesn't explain how they know the current LSN of each replica?
- avremel 7y agoIIUC they need to query replicas until they find one that is up to date. "We have to query Elasticache and replicas, which adds latency."