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When is a website considered down ...as opposed to just slow?

When you visit a webpage that is down, most of the time you'll see an error: you'd see a 404 error if the page can't be found or a 503 if the server isn't unavailable. Although this is not what you want to see, it is helpful. You know that the site is down and have a rough idea why. But sometimes you don't see an error... just a spinning wheel.

Life at Sentry: Meet Chloe Condon, Developer Evangelist(a)

In our appropriately named Life at Sentry series, we talk to Sentry employees about what life is like at Sentry (and how they ended up here). In this edition, we’re chatting with Chloe Condon, Developer Evangelist(a) at Sentry, about stumbling into tech, imposter syndrome, and not getting cast as Carrie in “Carrie: The Musical.” Take a look at our available jobs if you’re interested in joining us.

The Real Cost of Healthcare Miscommunication

Miscommunication isn’t just about the frustration that ensues when direction isn’t followed or understood by colleagues. For the healthcare industry, miscommunication could mean the loss of billions of dollars and endangering the lives of patients. That’s why physicians must implement a clinical communication solution to avoid the risks associated with poor, care team collaboration methods.

Boost agility of shop floor teams for Industry 4.0

The fourth industrial revolution, Industry 4.0, is happening today. Recent progress in manufacturing automation requires fewer individuals on a shop floor to do manual work with and at machines. However, those people are now required to respond faster and more effectively to keep manufacturing up and running. Fortunately, the industrial Internet of Things (IoT) allows for applying real-time monitoring, workflow automation, predictive analytics, and other means to new verticals and businesses.

DNS in the Cloud- Solid or Not?

The Domain Name System (DNS) catalog maps text-based URLs to their specifically-numbered host systems. As the phone book or Yellow Pages of the internet, DNS governs the speed with which websites and online resources may be located, so the speed and robustness of your DNS service can have a profound impact on your internet performance overall.

Node.js monitoring with Datadog APM and distributed tracing

Node.js is an asynchronous JavaScript runtime that is used to develop highly scalable network applications. To help provide more visibility into these dynamic environments, we’re pleased to announce that Datadog APM has officially released support for monitoring Node.js applications, which joins our existing support for Java, Ruby, Python and Go.

Foglight for Virtualization 8.8 is here and its all about understanding the cost, not just the performance, of your hybrid datacenter

How much is Azure costing me? How much do my VMs cost me in my datacenter? Should I migrate to the Cloud? Understand the cost of my datacenter you ask?! You heard that correctly, FVE 8.8 is almost, almost, exclusively about managing the cost of running a hybrid datacenter.

Icinga 2.9.1 released

Icinga 2.9.0 provided many many bugfixes and one change has unfortunately been overseen. If you use an init system different to Systemd (e.g. Sysvinit) or the “-d/–daemonize” option in your containers, issue #6445 causes troubles. This is visible with logging, cluster connects, IDO database writing. Users reported problems on CentOS 6, SLES 11, Ubuntu 14, Debian 8, Gentoo (both with Sysvinit).

Prometheus vs. Graphite: Which Should You Choose for Time Series or Monitoring?

One of the key performance indicators of any system, application, product, or process is how certain parameters or data points perform over time. What if you want to monitor hits on an API endpoint or database latency in seconds? A single data point captured in the present moment won’t tell you much by itself. However, tracking that same trend over time will tell you much more, including the impact of change on a particular metric.