This lag is usually much less than 100 milliseconds after the primary instance has written an update. Replica lag varies depending on the rate of database ...

Cross-Region replicas that use Aurora databases have a typical lag of under 1 second. To measure replication lag, use the following Amazon CloudWatch metrics:.

Diagnose common replication issues, such as replica lag – Replica lag is the time in milliseconds that the page cache of a reader instance is behind that of ...

AuroraReplicaLag is a measure of lag in milliseconds when replicating changes from the writer Aurora DB instance to the reader instances in an Aurora DB cluster ...

30 нояб. 2023 г. · Therefore, if data is updated from the write replica there could be 400ms lag before reading from the read replica reflects the change. This ...

24 мар. 2022 г. · According to aws doumentation, replication is done asychronously and there could be a replication lag of around 10th of miliseconds.

Replication lag measures how far an Aurora replica's data is behind the data in the primary instance. Aurora replicas typically experience less than 100ms of ...

11 сент. 2023 г. · Was also going to suggest Aurora the replication lag is around 5-40ms since your reading from the same source as the writer. Upvote 1

10 июл. 2023 г. · I assume said restart clears the buffer cache. Making every read after that hit distributed storage and lag effectively zero.

18 авг. 2020 г. · Aurora replicates data to the secondary AWS Region with typical latency of under a second. An Aurora global database uses dedicated ...