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Krunal BauskarIn this blog, we’ll discuss how Percona XtraDB Cluster certification works. Percona XtraDB Cluster replicates actions executed on one node to all other nodes in the cluster and make it fast enough to appear as it if is synchronous (aka virtually synchronous). Let’s understand all the things involved in the process (without losing data integrity). There are […]
In this blog, we will examine the differences between GCache and Record-Set Cache in Percona XtraDB Cluster. In Percona XtraDB Cluster (PXC), there is the concept of GCache and Record-Set cache (which can also be called transaction write-set cache). The use of these two caches is often confusing if you are running long transactions, as both of […]
In this blog, we’ll discuss how the Percona XtraDB Cluster threading model works. Percona XtraDB Cluster (PXC) creates a different set of threads to service its operations. These threads are in addition to existing MySQL threads. Let’s understand what these threads are and how they’re used. There are three main groups of threads: Applier thread(s) Applier threads […]