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Semi-Sync replication performance in MySQL 5.7.4 DMR

 | May 27, 2014 |  Posted In: MySQL, Percona XtraDB Cluster, XtraDB Cluster

I was interested to hear about semi-sync replication improvements in MySQL’s 5.7.4 DMR release and decided to check it out.  I previously blogged about poor semi-sync performance and was pretty disappointed from semi-sync’s performance across WAN distances back then, particularly with many client threads. The Test The basic environment of these tests was: AWS EC2 […]

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