Interest in Percona XtraDB Cluster / Galera has been high ever since we introduced the product in 2012. I typically have a conversation about Galera and Percona XtraDB Cluster (PXC) at least once a week with a consulting customer who wants to know if it will be a good fit for their application. Last week I gave a webinar entitled “Migrating to Percona XtraDB Cluster.”
I covered everything in the webinar that I feel it is important for someone to know who is considering Galera and I’d suggest anyone who wants 
a brief overview of PXC/Galera spends an hour watching the recording. There were many questions asked in the webinar, but I answered all of them regarding Percona XtraDB Cluster. Access to the webinar is free along with download of the accompanying slides.
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What is Percona XtraDB Cluster? PXC is a replacement for conventional MySQL master/slave architectures to eliminate replication lag and achieve a highly-available masterless cluster of MySQL servers. Like all Percona software, PXC is open source and free.
