Operations | Monitoring | ITSM | DevOps | Cloud

How Oh Dear identified a certificate problem at a large CDN provider

As part of our service, we perform SSL certificate monitoring. We do this slightly different than other providers, which is why were able to detect a problem with the SSL certificates of a large, commercial, CDN provider. In this post, we'll do a technical deep-dive into how we found this problem!

Morgan NPM Logger - The Beginner's Guide

In this guide, we’ll cover how you can use Morgan npm to log requests and other aspects of your web application built on Express (or any of the similarly architected frameworks around). So what can Morgan do for you? And when would you need it? As you’ll see in a second if you’re working with Express or a similar framework (such as restify) you’ll have the need to log incoming information about the requests, this framework was designed specifically for that, just keep reading.

An (only slightly technical) introduction to Loki, the Prometheus-inspired open source logging system

Every application creates logs. Web servers, firewalls, services on your Kubernetes clusters, public cloud services, and more. For companies, being able to collect and analyze these logs is crucial. And the growing popularity of microservices, IoT, cybersecurity, and cloud has brought an explosion of new types of log data. That’s why log management is a huge $2-billion-plus market that’s growing 14% YoY.

How to make Predictive Monitoring Valuable for your Organization

Doesn’t it sound magical to predict issues? Detecting a network outage, long before it happens. Yes! It does sound exciting. Now there are numerous network monitoring softwares out there offering this capability. To accomplish this particular goal, businesses around the world have been investing in AI powered network monitoring softwares.

How to Use Uptime Monitoring tools to Check Website Uptime

One of the central questions we ponder in our work is: what does uptime mean in an interconnected world? You can do everything to ensure 100% reliability, yet still fail. How is this possible in an interconnected world? Shouldn’t there be enough redundancy to ensure nothing breaks if you don’t actively break it? That’s another way of saying technology is great when it works.

Introducing template variable saved views for dashboards

Datadog dashboards provide immediate visibility and insight into your environments. Setting template variables enables you to filter your dashboard graphs on the fly to visualize specific sets of tagged objects. Now, with saved views, you can save sets of frequently used template variables in order to easily find the data you most care about with just a few clicks.

Monitoring a Pulse Oximeter with InfluxDB - A Parent's Perspective

This article was contributed by Michael Hinkle, Probe Engineering and Manufacturing Supervisor at Texas Instruments. My name is Mike Hinkle, and I use InfluxDB to monitor my daughter’s pulse oximeter and to better understand her overall health. Through my career as an engineer, currently at Texas Instruments, I was aware of time series databases and I love to play with various technologies.

Challenges Monitoring ReactJS Applications

ReactJS combines the speed of JavaScript with unique rendering capabilities to make applications that are highly dynamic, performance oriented, and responsive to user input. State of JS report 2018 cites performance as the major reason ReactJS has gained so much popularity in such a short time. When it comes to options for building single-page applications (SPAs), React delivers performance advantages over Angular and other JavaScript frameworks and libraries.

Dashbird's Lessons Learned from Launching a SaaS Application

From the development and operations side, launching a new software application can be quite challenging. Deciding which tools to use, how to organize the task pipeline, managing collaboration among team members, monitoring performance and potential issues after launch, etc. It’s not easy to get it done right. Dashbird recently went through all of this. Behind the scenes, our amazing development team worked really hard to overcome all challenges and deliver the best value to our users.