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How to Instrument UserLand Apps with eBPF

eBPF has revolutionized the observability landscape in the Linux kernel. Throughout our previous blog post series, I covered the fundamental building blocks of the eBPF ecosystem, scratched the surface of

eBPF and XDP for Processing Packets at Bare-metal Speed

XDP or Express Data Path arises due to the pressing need for high-performance packet processing in the Linux kernel. Several kernel bypass techniques (DPDK being the most prominent one) aim to accelerate network

4 Best Practices for Choosing your DevOps Tools

By Chris Tozzi If you google “DevOps tools,” you’ll see a dizzying litany of software applications, all promising to simplify your life as a DevOps engineer. This can be an

Best Practices for Hybrid Cloud Management

By Eric Bruno One of the unintended side-effects of the public cloud is the enablement of a platform-agnostic cloud architecture. This means that it’s now easier than ever to mix

Jaeger vs Zipkin – OpenTracing Distributed Tracers

NOTE: If you are truly looking to learn about OpenTracing you must be an archeologist. OpenTracing morphed into OpenTelemetry. In the previous three parts of our OpenTracing series, we provided

OpenTracing: Zipkin as Distributed Tracer

NOTE: If you are truly looking to learn about OpenTracing you must be an archeologist. OpenTracing morphed into OpenTelemetry. In part one of the OpenTracing blog series, we provided a

Linux Observability with eBPF

Recent Linux kernel releases are equipped with a powerful Linux monitoring framework for kernel instrumentation. It has its roots in what historically was approached as BPF. What is BPF? BPF (Berkeley

OpenTracing: Jaeger as Distributed Tracer

NOTE: If you are truly looking to learn about OpenTracing you must be an archeologist. OpenTracing morphed into OpenTelemetry. In the previous two parts of OpenTracing series, we provided a good OpenTracing overview, explaining

How OpenTracing Works: Basics and Terminology

NOTE: If you are truly looking to learn about OpenTracing you must be an archeologist. OpenTracing morphed into OpenTelemetry. In this second part of OpenTracing 5 part series, we'll dive

OpenTracing Overview: Distributed Tracing’s Emerging Industry Standard

NOTE: If you are truly looking to learn about OpenTracing you must be an archeologist. OpenTracing morphed into OpenTelemetry. What was traditionally known as just Monitoring has clearly been going

Exploring Windows Kernel with Fibratus and Sematext

This is a guest post by Nedim Šabić, developer of Fibratus, a tool for exploration and tracing of the Windows kernel.  Unlike Linux / UNIX environments which provide a plethora of open