Our Blog

Welcome to the Polar Signals blog where we write about profiling, performance, and company culture.

Caller / Callee View in Table panel

A new intuitive way to explore the control flow through specific functions in your application.

June 18, 2024 | Manoj Vivek

Data Visualization

Performance Analysis

Caller / Callee View

New and Improved Binary Filtering in Icicle Graphs

We've revamped our filtering by binary feature to be more intuitive and functional!

June 11, 2024 | Yomi Eluwande

Icicle Graphs

Continuous-Profiling

Binary

Interpreter

Python

(Mostly) Deterministic Simulation Testing in Go

How we used WASM and some Go runtime modifications to run deterministic simulation tests against FrostDB

May 28, 2024 | Alfonso Subiotto Marqués

Testing

FrostDB

Golang

Debugging

Databases

Deterministic Simulation Testing

Polar Signals at KubeCon EU 2024

Attending KubeCon EU 2024 in Paris, France.

March 18, 2024 | Matthias Loibl

KubeCon

Community

Correlating Tracing with Profiling using eBPF

How we connected the worlds of tracing and profiling using Parca Agent, the eBPF-based profiler.

March 5, 2024 | Frederic Branczyk

Profiling

Continuous-Profiling

Distributed Tracing

Tracing

Correlation

Introducing Billing Usage Metrics

Insights into how much profiling data your projects are sending for an even more predictable billing.

January 23, 2024 | Manoj Vivek

Billing

Enterprise

Embracing performance profiling: Canonical enables frame pointers in Ubuntu 24.04 LTS

A Collaborative Leap Forward with Canonical

December 13, 2023 | Frederic Branczyk

Frame Pointers

DWARF

DWARF-Based Unwinding

Ubuntu

The Cost of Go's Interfaces and How to Fix It

Why dynamic dispatch is necessary and how to fix it with devirtualizing and PGO.

November 24, 2023 | Frederic Branczyk

Golang

PGO

Observability

Continuous Profiling

eBPF

Performance