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20-30% Performance Hit from the Spectre Bug Fix on Ubuntu

 | January 23, 2018 |  Posted In: Insight for DBAs, Insight for Developers, MySQL, Security

Spectre Bug Fix on Ubuntu

In this blog post, we’ll look at the performance hit from the Spectre bug fix on Ubuntu. Recently we measured the performance penalty from the Meltdown fix on Ubuntu servers. It turned out to be negligible. Today, Ubuntu made a Spectre bug fix on Ubuntu available, shipped in kernel 4.4.0-112. As with the Meltdown fix, […]

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Percona Server for MongoDB 3.6 Beta is now available

 | January 23, 2018 |  Posted In: Events and Announcements, Insight for DBAs, Insight for Developers, MongoDB, open source databases, Percona Memory Engine, Percona Server for MongoDB, Percona Software

MongoRocks

Percona is pleased to announce the release of Percona Server for MongoDB 3.6.1-1.0beta on January 23, 2018. Download the latest version from the Percona web site or the Percona Software Repositories. NOTE: This version is considered BETA quality, and is not intended for use in production. Beta packages are available from testing repository. Percona Server for MongoDB is an enhanced, open […]

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Does the Meltdown Fix Affect Performance for MySQL on Bare Metal?

and  | January 18, 2018 |  Posted In: Insight for DBAs, Insight for Developers, MySQL, Security

Meltdown Fix Affect Performance small

In this blog post, we’ll look at does the Meltdown fix affect performance for MySQL on bare metal servers. Since the news about the Meltdown bug, there were a lot of reports on the performance hit from proposed fixes. We have looked at how the fix affects MySQL (Percona Server for MySQL) under a sysbench workload. […]

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Webinar Wednesday, January 10, 2018: Why We’re Excited About MySQL 8.0

and  | January 9, 2018 |  Posted In: Insight for DBAs, Insight for Developers, MySQL, MySQL 8.0, Technical Webinars

MySQL 8.0 innodb_dedicated_server

Join Percona’s, CEO and Co-Founder, Peter Zaitsev as he presents Why We’re Excited About MySQL 8.0 on Wednesday, January 10, 2018, at 11:00 am PST / 2:00 pm EST (UTC-8). Experience: Basic Tags: Developer, DBAs, Operations, Executive, MySQL There are many great new features in MySQL 8.0, but how exactly can they help your applications? […]

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Generated Columns and ProxySQL Instead of Referenced Tables

 | January 2, 2018 |  Posted In: Insight for DBAs, Insight for Developers, MySQL, ProxySQL

Generated Columns

In this post, we’ll look at how to improve queries using generated columns and ProxySQL instead of implementing a referenced table. Developers and architects don’t always have the time or complete information to properly analyze and design a database. That is why we see tables with more fields than needed, or with incorrect types. The […]

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MongoDB 3.6 Aggregation and Array Improvements

 | December 26, 2017 |  Posted In: Insight for DBAs, Insight for Developers, MongoDB, open source databases

Running MongoDB

In this blog, we’ll look at MongoDB 3.6 aggregation and array improvements. With MongoDB 3.6 out, and us having talked about security, transactions and sessions, we can now start to talk about something much more fun. This blog is centered the improvements around arrays, dates and aggregations. My goal here is two parts: first to […]

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Three P’s of a Successful Black Friday: Percona, Pepper Media Holding, and PMM

 | December 21, 2017 |  Posted In: Insight for DBAs, Insight for Developers, MongoDB, MySQL, Percona Monitoring and Management, Percona Remote DBA

Successful Black Friday

As we close out the holiday season, let’s look at some data that tells us how to guarantee a successful Black Friday (from a database perspective). There are certain peak times of the year where companies worldwide hold their breath in the hope that their databases do not become overloaded or unresponsive. A large percentage […]

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Exciting Pre-Cursors to MongoDB 3.6 Transactions

 | December 13, 2017 |  Posted In: Insight for DBAs, Insight for Developers, MongoDB, Percona Server for MongoDB

Running MongoDB

In this blog post, we are going to focus on the pre-cursors to MongoDB 3.6 transactions. As already discussed in this series, MongoDB 3.6 has a good number of features in it. Many of them center around sessions (which David Murphy already talked about). Some are highly anticipated by customers, whereas others are very case-specific. We’ll look […]

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