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Stuff The Internet Says On Scalability For February 17th, 2017

Hey, it's HighScalability time: Gorgeous satellite images of a thawing Greenland (NASA). If you like this sort of Stuff then please support me on Patreon. 1 cubic millimeter: computer with deep-Learning; 1,600: data on nearby stars;Show More Summary

MySQL Bug 72804 Workaround: “BINLOG statement can no longer be used to apply query events”

In this blog post, we’ll look at a workaround for MySQL bug 72804. Recently I worked on a ticket where a customer performed a point-in-time recovery PITR using a large set of binary logs. Normally we handle this by applying the last backup, then re-applying all binary logs created since the last backup. In the middle of the […]

Percona Blog Poll Results: What Programming Languages Are You Using for Backend Development?

In this blog we’ll look at the results from Percona’s blog poll on what programming languages you’re using for backend development. Late last year we started a poll on what backend programming languages are being used by the open source community. The three components of the backend – server, application, and database – are what makes […]

MariaDB at Percona Live Open Source Database Conference 2017

In this blog, we’ll look at how we plan to represent MariaDB at Percona Live. The MariaDB Corporation is organizing a conference called M17 on the East Coast in April. Some Perconians (Peter Zaitsev, Vadim Tchachenko, Sveta Smirnova, Alex Rubin, Colin Charles) decided to submit some interesting talks for that conference. Percona also offered to […]

Group Replication: Shipped Too Early

This blog post is my overview of Group Replication technology. With Oracle clearly entering the “open source high availability solutions” arena with the release of their brand new Group Replication solution, I believe it is time to review the quality of the first GA (production ready) release. TL;DR: Having examined the technology, it is my […]

Docker Images for Percona Server for MySQL Group Replication

In this blog post, we’ll point to a new Docker image for Percona Server for MySQL Group Replication. Our most recent release of Percona Server for MySQ (Percona Server for MySQL 5.7.17) comes with Group Replication plugins. Unfortunately, since this technology is very new, it requires some fairly complicated steps to setup and get running. To help […]

Percona Live Open Source Database Conference 2017 Crash Courses: MySQL and MongoDB!

The Percona Live Open Source Database Conference 2017 will once again host crash courses on MySQL and MongoDB. Read below to get an outstanding discount on either the MySQL or MongoDB crash course (or both). The database community constantly tells us how hard it is to find someone with MySQL and MongoDB DBA skills who can help with […]

Sponsored Post: Aerospike, GoCardless, Auth0, InnoGames, Contentful, Stream, Scalyr, VividCortex, MemSQL, InMemory.Net, Zohocorp

Who's Hiring? GoCardless is building the payments network for the internet. We’re looking for DevOps Engineers to help scale our infrastructure so that the thousands of businesses using our service across Europe can take payments. You will be part of a small team that sets the direction of the GoCardless core stack. Show More Summary

Percona Server for MongoDB 3.4 Product Bundle Release is a Valentine to the Open Source Community

Percona today announced a Percona Server for MongoDB 3.4 solution bundle of updated products. This release enables any organization to create a robust, secure database environment that can be adapted to changing business requirements. Show More Summary

ClickHouse: New Open Source Columnar Database

For this blog post, I’ve decided to try ClickHouse: an open source column-oriented database management system developed by Yandex (it currently powers Yandex.Metrica, the world’s second-largest web analytics platform). In my previous set of posts, I tested Apache Spark for big data analysis and used Wikipedia page statistics as a data source. I’ve used the same data as […]

Part 3 of Thinking Serverless —? Dealing with Data and Workflow Issues

This is a guest repost by Ken Fromm, a 3x tech co-founder — Vivid Studios, Loomia, and Iron.io. Here's Part 1 and 2. This post is the third of a four-part series of that will dive into developing applications in a serverless way. These...Show More Summary

Stuff The Internet Says On Scalability For February 10th, 2017

Hey, it's HighScalability time: It was a game of drones. If you like this sort of Stuff then please support me on Patreon. Half a trillion: Apple’s cash machine; 4,000-5,000: collected data points per adult in US; 10 million: gallons...Show More Summary

Percona Blog Poll: What Database Engine Are You Using to Store Time Series Data?

Take Percona’s blog poll on what database engine you are using to store time series data. Time series data is some of the most actionable data available when it comes to analyzing trends and making predictions. Simply put, time series data is data that is indexed not just by value, but by time as well […]

Using NVME Command Line Tools to Check NVMe Flash Health

In this blog post, I’ll look at the types of NVMe flash health information you can get from using the NVMe command line tools. Checking SATA-based drive health is easy. Whether it’s an SSD or older spinning drive, you can use the [crayon-589ccbe1622fa831262196-i/] command to get a wealth of information about the device’s performance and health. […]

Percona Server 5.6.35-80.0 is Now Available

Percona announces the release of Percona Server 5.6.35-80.0 on February 8, 2017. Download the latest version from the Percona web site or the Percona Software Repositories. Based on MySQL 5.6.35, and including all the bug fixes in it, Percona Server 5.6.35-80.0 is the current GA release in the Percona Server 5.6 series. Percona Server is open-source and free […]

MySQL super_read_only Bugs

This blog we describe an issue with MySQL 5.7’s super_read_only feature when used alongside with GTID in chained slave instances. Background In MySQL 5.7.5 and onward introduced the gtid_executed table in the MySQL database to store every GTID. This allows slave instances to use the GTID feature regardless whether the binlog option is set or not. Here […]

In-memory noSQL DBMS Client in Big Data Cluster

This is guest post by Sergei Sheinin, creator of the 2DX Web UI Database Cluster Framework, a low latency big data cluster with in-memory noSQL DBMS Web Browser client. When I began working in the field of data management the disconnect...Show More Summary

Percona Monitoring and Management 1.1.0 Beta is Now Available

Percona announces the release of Percona Monitoring and Management 1.1.0 Beta on February 7, 2017. This is the first beta in the PMM 1.1 series with a focus on providing alternative deployment options for PMM Server. NOTE: Experimental AMI and VirtualBox images will be available later this week. Do not upgrade from previous versions or attempt to […]

Overview Of Different MySQL Replication Solutions

In this blog post, I will review some of the MySQL replication concepts that are part of the MySQL environment (and Percona Server for MySQL specifically). I will also try to clarify some of the misconceptions people have about replication. Since I’ve been working on the Solution Engineering team, I’ve noticed that – although information […]

Part 2 of Thinking Serverless —? Platform Level Issues?

This is a guest repost by Ken Fromm, a 3x tech co-founder — Vivid Studios, Loomia, and Iron.io. Here's Part 1. Job processing at scale at high concurrency across a distributed infrastructure is a complicated feat. There are many components...Show More Summary

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