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Based on our record, Galera Cluster seems to be more popular. It has been mentiond 3 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Repmgr is handy, but it is not a replication system per se, but rather makes managing a bunch of moving other parts easier. Personally I'd like BDR to be in the main tree, or something else, equivalent to Galera: * https://galeracluster.com It's not perfect [1], but it'll get you a good way for many use cases. [1] https://aphyr.com/posts/327-jepsen-mariadb-galera-cluster. - Source: Hacker News / 4 months ago
You can do basic master/replica with mysql or mariadb too. Or even multimaster replication with Galera - not the easiest thing to properly configure however. Source: almost 3 years ago
Especially since Galera entered the picture: * https://packages.debian.org/search?keywords=galera * https://galeracluster.com/ There's BDR, but it's a commercial product from 2ndQuadrant/EDB: * https://www.2ndquadrant.com/en/resources/postgres-bdr-2ndquadrant/. - Source: Hacker News / over 3 years ago
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