FLUSH and LOCK Handling in Percona XtraDB Cluster

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FLUSH and LOCK Handling in Percona XtraDB Cluster

In this blog post, we’ll look at how Percona XtraDB Cluster (PXC) executes FLUSH and LOCK handling.

Introduction

Percona XtraDB Cluster is a multi-master solution that allows parallel execution of the transactions on multiple nodes at the same point in time. Given this semantics, it is important to understand how Percona XtraDB Cluster executes statements regarding FLUSH and LOCK handling (that operate at node level).

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