Our Blog

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

Updated Pricing for Polar Signals Cloud

Making Polar Signals Pricing more predictable and transparent

April 9, 2025 | Frederic Branczyk

Pricing

Billing

Maximize GPU Efficiency: Visualize, Analyze, and Optimize with Precision

Introducing Continuous GPU Profiling: Get Performance Insights Over Time

April 1, 2025 | Matthias Loibl

System-Wide

Python

GPU

PyTorch

turbopuffer: Consistently High Performance at Scale

Case Study: How turbopuffer leverages Polar Signals for Continuous Profiling

March 26, 2025 | Kanika Sharma

Case Study

Continuous-Profiling

Performance

Rust

Unlocking Efficient Memory Profiling and Faster Debugging

"High tail latency for one of our customers, was diagnosed immediately by seeing a large On-CPU time span"

February 18, 2025 | Kanika Sharma

Case Study

Continuous-Profiling

Performance

Memory Profiling

Rust

Doubling Throughput with Continuous Profiling and Optimization

“68.37% of CPU [...] with a one-line code change [...] went down to 31.82%”

February 11, 2025 | Kanika Sharma

Case Study

Continuous-Profiling

Performance

Rust

AWS

Polar Signals Achieves SOC 2 Type 2 Compliance

Reinforcing our unwavering commitment to robust security

January 14, 2025 | Frederic Branczyk

Security

SOC2

kubezonnet: Monitor Cross-Zone Network Traffic in Kubernetes

How we got our cloud bill under control

January 9, 2025 | Frederic Branczyk

eBPF

Cloud Cost

Networking

Cilium

GKE

Google Cloud

Kubernetes

A Walk with LuaJIT

How we scrape callstack information from the LuaJIT engine for profiling

November 13, 2024 | Tommy Reilly

eBPF

Interpreter

Performance

LuaJIT

Continuous-Profiling

JIT