Monthly Archives - August 2013

Considering TokuDB as an engine for timeseries data

I am working on a customer’s system where the requirement is to store a lot of timeseries data from different sensors.
For performance reasons we are going to use SSD, and therefore there is a list of requirements for the architecture:

Provide high insertion rate
Provide a good compression rate to store more data on expensive SSDs
Engine […]

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Testing Intel, Samsung & SanDisk SATA SSD

While working on the service architecture for one of our projects, I considered several SATA SSD options as the possible main storage for the data. The system will be quite write intensive, so the main interest is the write performance on capacities close to full-size storage.
After some research I picked several candidates (I show […]

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Percona Server 5.1.71-14.9 is now available!

Percona Server version 5.1.71-14.9
Percona is glad to announce the release of Percona Server 5.1.71-14.9 on August 27th, 2013 (Downloads are available here and from the Percona Software Repositories). Based on MySQL 5.1.71, including all the bug fixes in it, Percona Server 5.1.71-14.9 is now the current stable release in the 5.1 series. All of Percona‘s software is open-source and free, all the […]

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Percona Server 5.5.33-31.1 is now available

Percona Server version 5.5.33-31.1
Percona is glad to announce the release of Percona Server 5.5.33-31.1 on August 27th, 2013 (Downloads are available here and from the Percona Software Repositories). Based on MySQL 5.5.33, including all the bug fixes in it, Percona Server 5.5.33-31.1 is now the current stable release in the 5.5 series. All of Percona‘s software is open-source and free, all the […]

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MySQL Security Webinar: Follow-up Q&A

Thanks to everyone who attended last week’s webinar on MySQL security; hopefully you’ve all gone out and set SELinux to enforcing mode if you weren’t already running that way. If you weren’t able to attend, the recording and slides are available for viewing/download. But now, without further ado, here are the questions which we […]

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Amazon RDS with MySQL 5.6 – Configuration Variables

One longstanding complaint I have heard for the past several years, and still hear today, is that Amazon’s Relational Database Service (RDS) does not allow the configuration flexibility as running MySQL in an ec2 instance. While true, this ignores the consistent work that Amazon has done to provide access to the most important configuration […]

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Why is the ibdata1 file continuously growing in MySQL?

We receive this question about the ibdata1 file in MySQL very often in Percona Support.
The panic starts when the monitoring server sends an alert about the storage of the MySQL server – saying that the disk is about to get filled.
After some research you realize that most of the disk space is used by […]

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MySQL Security: Armoring Your Dolphin

My colleague and teammate Ernie Souhrada will be presenting a webinar on Wednesday, August 21, 2013 at 10 a.m. PDT titled “MySQL Security: Armoring Your Dolphin.”
This is a popular topic with news breaking routinely that yet another Internet company has leaked private data of one form or another. Ernie’s webinar will be a great […]

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TokuMX tip: Create any field name you want

A common MongoDB tip is to create short field names to save storage space. Because MongoDB does not compress its data on disk and stores field names in each document, using longer field names leads to bigger documents which leads to more storage space usage. The downside here is developers find short field names […]

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