Author - Agustín

Percona Universities in South America Next Week

Percona University April 2019

There’s just one week to go before the first of this year’s Percona University events in South America. We’re really pleased with the lineup for all three events. We’re also incredibly happy with the response that we have had from the community. While we realize that a free event is… well… free… you are […]

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Percona University Travels to South America

Percona University April 2019

We started hosting Percona University a few years back with the aim of sharing knowledge with the open source database community. The events are held in cities across the world. The next Percona University days will visiting Uruguay, Argentina, and Brazil, in a lightning tour at the end of April.

Montevideo, Tuesday, April 23 2019 […]

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Open Source Database Conference CFP Deadline Sunday January 27

open source database conference 2019

This year at our Open Source Database Conference we’re celebrating open source database technologies that don’t fit into the MySQL®, MongoDB®, MariaDB®, or PostgreSQL realms by featuring them in their very own track. The glamorously-named Other Open Source Databases track! As unbiased champions of open source database solutions, we embrace all flavors of open […]

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Customizing Per-Process Metrics in PMM

Process Memory Usage - a filtered graph in PMM

If you have set up per-process metrics in Percona Monitoring and Management, you may have found yourself in need of tuning it further to not only group processes together, but to display some of them in isolation. In this blogpost we will explore how to modify the rules for grouping processes, so that you […]

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Reclaiming space on your Docker PMM server deployment

reclaiming space Docker PMM

Recently we had a customer that had issues with a filled disk on the server hosting their Docker pmm-server environment. They were not able to access the web UI, or even stop the pmm-server container because they had filled the /var/ mount point.
Setting correct expectations
The best way to avoid these kinds of issues in […]

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Modifying List of Collected Metrics on PMM Linux Exporter

Changing metrics collection with PMM for Linux

Do you need to modify the metrics collected from Linux by Percona Monitoring and Management (PMM)? In this blog post we will see how to enable, disable, and update collected metrics on PMM’s linux:metrics exporter. 
We will assume that the PMM client packages are installed, and they are configured already.
Using a custom list of metrics
Let’s now suppose we […]

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Using dbdeployer to manage MySQL, Percona Server and MariaDB sandboxes

dbdeployer by Giuseppe Maxia

Some years ago, Peter Z wrote a blogpost about using MySQL Sandbox to deploy multiple server versions. Last February, Giuseppe  introduced us to its successor: dbdeployer. In this blogpost we will demonstrate how to use it. There is a lot of information in Giuseppe’s post, so head there if you want a deeper dive.
First step […]

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Insert Random Data into Tables Using mysql_random_data_load

Insert Random Data into Tables

In this short blogpost, we’ll show you how to use the mysql_random_data_load tool to insert random data into tables. This is a great aide in testing when you have empty tables and need them to be populated with data. We’ve all done it manually (the INSERT INTO … VALUES … way), but that is surely […]

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cscope: Searching Code Efficiently

cscope

In this post, we will discuss how to search code with the help of cscope. Let’s begin by checking its description and capabilities (quoting directly from http://cscope.sourceforge.net/):
Cscope is a developer’s tool for browsing source code.

Allows searching code for:

all references to a symbol
global definitions
functions called by a function
functions calling a function
text string
regular expression pattern
a file
files […]

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