Operations | Monitoring | ITSM | DevOps | Cloud

TL;DR A Service Level Agreement (SLA) defines the required uptime for a service. An SLA uptime calculator helps convert uptime percentages into actual allowed downtime across different timeframes. This guide explains how these calculators work, why uptime matters, and how to monitor performance to meet SLA targets.

Everything comes at a cost — and observability is no exception. When we add metrics, logging, or distributed tracing to our applications, it helps us understand what’s going on with performance and key UX metrics like success rate and latency. But what’s the cost? I’m not talking about the price of observability tools here, I mean the instrumentation overhead.

Your code passes locally, CI is green, and the deploy goes through. Then production throws a 500, and the trace isn’t helpful. And here, event logs help. A log captures timestamped records of what the app did HTTP requests, DB queries, cache misses, retries, failures. These entries give you enough context to debug without reproducing the issue locally. Especially when dealing with distributed systems, logs are often the only consistent source of truth.

In most object-oriented languages, exceptions are an extremely powerful mechanism for dealing with unexpected situations that arise when running your code. PHP has supported robust exception handling since PHP 7.0. As you begin your programming journey, exceptions are a source of tremendous pain. Over time, you grow to appreciate the value they bring.

AWS gives you the power to scale, deploy, and innovate at speed. However, with that speed comes a good amount of complexity. Services multiply, resources balloon, and performance issues sneak in when you least expect them. That’s where monitoring comes in. But it isn’t about checking boxes on dashboards. It’s about getting the most value for every dollar you spend or, maximizing your return on investment (ROI) from AWS monitoring. So, how do you actually do that?

The HaloPSA plugin is a new addition to SquaredUp, and helps you create live dashboards that surface the important metrics – giving you and your team a single pane of glass for help desk performance, asset visibility, and client reporting. Why it matters: If your team uses HaloPSA to manage tickets, assets, and clients, then you already know how vital that data is for running smooth operations.