Operations | Monitoring | ITSM | DevOps | Cloud

The OSI Model in 7 Layers: How It's Used Today

The Open System Interconnection model (OSI Model) is a foundational concept that shapes how we build digital environments. The OSI Model is a conceptual framework that describes how different computer systems communicate with each other inside network or cloud/internet environments. Today, let’s look at how the OSI Model affects our digital lives, applications and networks.

Mastering Azure Storage: Best Practices for Security, Performance, and Cost Optimization

Azure Storage is a cloud-based service that provides scalable, secure and highly available data storage solutions for applications running in the cloud. It offers different types of storage options like Blob storage, Queue storage, Table storage and File storage. Blob storage is used to store unstructured data like images, videos, audios and documents while Queue storage helps in building scalable applications with loosely coupled architecture.

What Are Management Information Bases (MIBs)?

You have probably seen (or even been to) your company's data center. If not, chances are you have looked at photos of one from a major company like Facebook or Google. Why bring this up? Because when some folks think about the word 'database,' images of rows upon rows of servers holding data come to mind. Others think of the cloud, with zettabytes of data stored in rows, columns and tables.

Generative AI for the PagerDuty Operations Cloud

When it comes to keeping your business’s lights on, you need to manage and orchestrate your operational activities, prioritize high-impact and urgent work, and maintain day-to-day precision. Trust is paramount during mission-critical, time-sensitive crisis response and the narrow margin for error means there is little room and low acceptance for generative AI hallucinations or false positives.

What Are SDN and NFV, and Are They Related?

SDN and NFV are acronyms you hear frequently in discussions of modern networking. In fact, they appear so commonly that they can be easy to confuse or conflate with one another. But that would be a mistake. SDN and NFV are related terms, but they are also distinct. You can use SDN without using NFV, and the benefits of NFV are not the same as the benefits of SDN in general. Keep reading for a breakdown of what SDN and NFV have to do with each other, and what to use when.

4 Reasons You Should Monitor for BSOD (Blue Screen of Death)

As N-able Head Nerds we are continually looking for ways our partners can better support their end-users. So it’s hugely beneficial for us to visit with our partners when we can to see all the different approaches they take in supporting their customers. On a recent trip to South Africa, Marc-Andre Tanguay visited First Technology KZN in Durban. Whilst there the team showed Marc-Andre the custom BSOD monitor they had built to detect if a machine had suffered the dreaded Blue Screen of Death.

Web performance testing: Compare Grafana k6 browser vs. Google Lighthouse

The Grafana k6 browser module simulates how users interact with a browser page and collects web performance metrics about the interaction. Since launching the module in 2021, we’re frequently asked how it compares to Google Lighthouse as a tool to measure web page performance. This blog post compares k6 browser and Google Lighthouse from various perspectives, including: Note: k6 browser is a part of Grafana k6 OSS.

Performance Ratings and Experience Scores for Meaningful Alerting and Rapid Observability

Administrators and IT management are increasingly leveraging simple quantifiable KPI indicators such as “Performance Ratings” to gain rapid overviews and track key outcomes. Modern IT architectures are designed and built to scale and be resilient. Systems are now usually built to handle failover and auto-scale up and down to handle varying demand and workloads with very different properties and needs.

Business benefits of artificial intelligence in retail

The retail industry is going through a period of major upheaval. AI is transforming the landscape at a rapid pace. Grand View Research evaluated the market value at USD 5.79 billion in 2021 and this is expected to grow at a 23.9% compound annual growth rate (CAGR) from 2022 to 2030. For retailers, this translates into a need to adapt to an entirely new paradigm of customer expectations.