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Elasticsearch Ransomware: Open Source Database Security Part 2

and  | January 18, 2017 |  Posted In: Big Data, JSON

Elasticsearch Ransomware

In this blog post, we’ll look at a new Elasticsearch ransomware outbreak and what you can do to prevent it happening to you. Mere weeks after reports of MongoDB servers getting hacked and infected with ransomware, Elasticsearch clusters are experiencing the same difficulties. David Murphy’s blog discussed the situation and the solution for MongoDB servers. In this […]

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Webinar Wednesday January 18, 2017: Lessons from Database Failures

 | January 17, 2017 |  Posted In: High-availability, MySQL, Technical Webinars

Join Percona’s Chief Evangelist Colin Charles on Wednesday, January 18, 2017, at 7:00 am (PST) / 10:00 am (EST) (UTC-8) as he presents “Lessons from Database Failures.” MySQL failures at scale can teach a great deal. MySQL failures can lead to a discussion about such topics as high availability (HA), geographical redundancy and automatic failover. […]

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Percona Live Featured Tutorial with Morgan Tocker — MySQL 8.0 Optimizer Guide

 | January 16, 2017 |  Posted In: MySQL, MySQL 8.0, Percona Live

Percona Live Featured Tutorial

Welcome to another post in the series of Percona Live featured tutorial speakers blogs! In these blogs, we’ll highlight some of the tutorial speakers that will be at this year’s Percona Live conference. We’ll also discuss how these tutorials can help you improve your database environment. Make sure to read to the end to get a special Percona […]

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MongoDB 3.4 Views

 | January 13, 2017 |  Posted In: Insight for DBAs, MongoDB

MariaDB ColumnStore

This blog post covers MongoDB 3.4 views, one of the more recent MongoDB features. Views are often used in relational databases to achieve both data security and a high level of abstraction, making it easier to retrieve data. Unlike regular tables, views neither have a physical schema nor use disk space. They execute a pre-specified […]

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The Impact of Swapping on MySQL Performance

 | January 13, 2017 |  Posted In: InnoDB, Insight for DBAs, MySQL, PMM

In this blog, I’ll look at the impact of swapping on MySQL performance.  It’s common sense that when you’re running MySQL (or really any other DBMS) you don’t want to see any I/O in your swap space. Scaling the cache size (using innodb_buffer_pool_size in MySQL’s case) is standard practice to make sure there is enough free […]

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CVE-2016-6225: Percona Xtrabackup Encryption IV Not Being Set Properly

and  | January 12, 2017 |  Posted In: MySQL, Security

Pepper.com

If you are using Percona XtraBackup with xbcrypt to create encrypted backups, and are using versions older than 2.3.6 or 2.4.5, we advise that you upgrade Percona XtraBackup. Note: this does not affect encryption of encrypted InnoDB tables. CVE-2016-6225 Percona XtraBackup versions older than 2.3.6 or 2.4.5 suffered an issue of not properly setting the Initialization Vector (IV) for […]

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The Percona Online Store: Get Database Help Now with Support and Health Audit Services

 | January 12, 2017 |  Posted In: MongoDB, MySQL, Percona Support

Percona Online Store

We are proud to announce the new Percona online store! Keeping your database environment tuned, optimized and high-performance is key to achieving business goals. If your database goes down, so does your business. Percona experts have a long history of helping enterprises ensure their databases are running smoothly. With Percona, you can meet today’s workloads, […]

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How to Replace MySQL with Percona Server on a CPanel, WHM VPS or Dedicated Server

 | January 11, 2017 |  Posted In: Hardware and Storage, MySQL, Percona Server for MySQL, Percona Software, Percona Toolkit, Percona XtraBackup

Percona Server for MySQL 5.7.20-18

In this blog post, we’ll look at how to replace MySQL with Percona Server for MySQL on a CPanel, WHM VPS or dedicated server. In general, CPanel and WHM have been leaning towards support of MariaDB over other flavors. This is partly due to the upstream repos replacing the MySQL package with MariaDB (for example, […]

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