Author - Alexey Stroganov

Best Practices for Percona XtraDB Cluster on AWS

Percona XtraDB Cluster on AWS 2 small

In this blog post I’ll look at the performance of Percona XtraDB Cluster on AWS using different service instances, and recommend some best practices for maximizing performance.
You can use Percona XtraDB Cluster in AWS environments. We often get questions about how best to deploy it, and how to optimize both performance and spend when […]

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Faster Node Rejoins with Improved IST performance

IST Performance

In this blog, we’ll look at how improvements to Percona XtraDB Cluster improved IST performance.
Introduction
Starting in version 5.7.17-29.20 of Percona XtraDB Cluster significantly improved performance. Depending on the workload, the increase in throughput is in the range of 3-10x. (More details here). These optimization fixes also helped improve IST (Incremental State Transfer) performance. This blog […]

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Performance improvements in Percona XtraDB Cluster 5.7.17-29.20

Percona XtraDB Cluster

In our latest release of Percona XtraDB Cluster, we’ve introduced major performance improvements to the MySQLwrite-set replication layer. In this post, we want to show what these improvements look like.
For the test, we used the sysbench OLTP_RW, UPDATE_KEY and UPDATE_NOKEY workloads with 100 tables, 4mln rows each, which gives about 100GB of datasize. In all […]

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Evaluation of PMP Profiling Tools

PMP Profiling Tools

In this blog post, we’ll look at some of the available PMP profiling tools.
While debugging or analyzing issues with Percona Server for MySQL, we often need a quick understanding of what’s happening on the server. Percona experts frequently use the pt-pmp tool from Percona Toolkit (inspired by http://poormansprofiler.org).
The
pt-pmp tool collects application stack traces GDB and then post-processes […]

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Performance Evaluation of SST Data Transfer: With Encryption (Part 2)

SST Data Transfer

In this blog post, we’ll look at the performance of SST data transfer using encryption.
In my previous post, we reviewed SST data transfer in an unsecured environment. Now let’s take a closer look at a setup with encrypted network connections between the donor and joiner nodes.
The base setup is the same as the previous time:

Database […]

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