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Performance of MySQL Semi-Synchronous Replication Over High Latency Connections

(Aaron Brown) I have seen a few posts on DBA.SE (where I answer a lot of questions) recommending the use of semi-synchronous replication in MySQL 5.5 over a WAN as a way to improve the reliability of replication. My gut reaction was that this is a very bad idea with even a tiny write load, but I wan

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