Our Blog

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

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

Announcing the new "Views" feature on Polar Signals Cloud

Scope requests with pre-defined filters and gain precise control over your profiling data!

November 21, 2023 | Yomi Eluwande

Profiling

View

Continuous-Profiling

Announcing New Features on pprof.me: Previews and User History

Preview shared profiling data and keep a history of your shared profiles!

November 2, 2023 | Frederic Branczyk

Pprof

Profiling

Profiling Arm64 with eBPF in Parca Agent

ARMing your favourite DWARF Unwinder

October 17, 2023 | Sumera Priyadarsini

eBPF

Parca Agent

DWARF-Based Unwinding

Observability

System-Wide

Polar Signals Cloud is Generally Available

We're ready to share our product with the world!

October 10, 2023 | Frederic Branczyk

Generally Available

Observability

Continuous Profiling

eBPF

Performance

Profiling Python and Ruby using eBPF

Dive into the internals of profiling interpreted Python and Ruby code using eBPF

October 04, 2023 | Kemal Akkoyun, Javier Honduvilla Coto

eBPF

Interpreter

Ruby

Python

Continuous profiling

Profiling

Performance

Performance Profiling

Performance Analysis

Profiling Mojo 🔥

A look at profiling Modular's Mojo language.

September 7, 2023 | Frederic Branczyk

Profiling

eBPF

DWARF

DWARF-Based Unwinding

Debuginfo

Debuginfod

Mojo🔥

View Profiling Data within Code

A look at an exciting new feature in Polar Signals Cloud: Source View.

August 31, 2023 | Frederic Branczyk

Profiling

Continuous-Profiling

Software Development