Author - Peter Zaitsev

Monitoring OPNSense Firewall with Percona Monitoring and Management

OPNsense firewall Percona Monitoring Management

I try to use Open Source when a good solution exists, so for my home firewall, I’m using OPNSense  – a very powerful FreeBSD-based firewall appliance with great features along with a powerful GUI.
One of the plugins available with OPNSense is  node_exporter, which exposes a lot of operating system metrics through the Prometheus protocol.
Installing […]

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Request for Comments: Global Processlist in Percona Monitoring and Management

Global Processlist in Percona Monitoring and Management

One piece of feedback I often hear from users of Percona Monitoring and Management  (PMM) is that while the Query Analytics feature is great and provides a lot of insights into queries the server handled, it can’t help us to see which queries are running now.
Problem Statement
Real-time access to queries that are running right […]

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Monitoring a TP-Link Switch with Percona Monitoring and Management

Monitoring TP-Link Switch with Percona Monitoring and Management

I have a local Percona Monitoring and Management (PMM) instance at home, which I use to look after my local databases. With the release of PMM 2.14 and its support for monitoring of external “serverless” stuff, I decided to check if I can get some insights into my local networking.
I have a TP-Link TL-SG108PE […]

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Installing Percona Monitoring and Management v2 on Linode

Percona Monitoring and Management on Linode

About two years ago I wrote about installing Percona Monitoring and Management (PMM) on Linode using StackScripts. This is a great way to automate the process,  and now you can do even better by deploying Percona Monitoring and Management from Linode Marketplace.
The process can now be done in even fewer clicks!
Click on “Deploy this […]

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Why SSPL is Bad For You, Part 2

Why SSPL is Bad

After MongoDB switched to SSPL I wrote part one of this article, titled “Why MongoDB’s SSPL is Bad For You”. At the time it was a MongoDB phenomenon, though over the last 2+ years more companies (typically VC-funded unicorns or public companies) changed licenses to SSPL or similar. This culminated in Elastic changing their […]

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