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A cool company. 🧊 🚀 Unlock the full potential of your code with real-time profiling. Creators of Parca! polarsignals.com
Polar Signals









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🚀 Launching today: GPU PC sampling in production. Instruction-level profiling telling you why and where warps stall. Whether it is memory latency, scoreboard waits, or barriers. 🧊 Previously NSight-only territory. Now running in prod with low overhead. www.polarsignals.com/blog/posts/2...
We caught up with @mauilion.dev at #KubeCon EU. He was fired up about @rejekts.io pulling 220 people when sponsorship dried up, and noticing AI hype tempering with more energy going into infra, like virtualization. #Kubernetes #CloudNative youtube.com/shorts/zhz0X...
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2mo
And how we made it happen
www.polarsignals.com
Open-Source Low-Overhead NVIDIA CUDA PC Sampling | Polar Signals
🤖Using Polar Signals Cloud and Claude Code to autonomously optimize your code every day! 📈 Also: Check out our new website! What do you think? www.polarsignals.com/blog/posts/2...
Polar Signals
New Blog Alert! Learn how we overcame eBPF limits to unwind deeply nested PyTorch training stacks and learned some cools things along the way: www.polarsignals.com/blog/posts/2...
"I'm really excited about access control for agents." We caught up with @pst.blue at #KubeCon EU. He's diving into how the cloud native ecosystem is shaping infrastructure for the agentic age. #CloudNative #Agents www.youtube.com/shorts/ETc8j...
We caught up with @bwplotka.dev at KubeCon EU. He's excited about semantic conventions across OTel and Prometheus finally becoming practical, and AI tools changing how open source is built. #KubeCon #OpenTelemetry #Prometheus youtube.com/shorts/QF3Yk...
We caught up with @jnsgr.uk at KubeCon EU. He came to announce that @canonicalltd.bsky.social is joining the Rust Foundation and spotted a new Kubernetes sandbox primitive for running long-lived agents with persistent identity. #KubeCon #Kubernetes #Rust youtube.com/shorts/b9TxZ...
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Ever wondered how a profiler knows which JavaScript function is hot when V8 compiles your code three different ways? Brennan went deep on unwinding and symbolizing V8 stacks across Sparkplug, Maglev, and TurboFan. The detective work behind every flame graph. 🔥 www.polarsignals.com/blog/posts/2...
🥳 OpenTelemetry Profiling goes Alpha! Check out how to use it with open source Parca and Polar Signals Cloud! 🧊 www.polarsignals.com/blog/posts/2...
Tired of Node.js flamecharts full of `a`, `m`, and `_0x3f2`? We just shipped source maps support for Node.js profiles in Polar Signals Cloud. Just add a plugin to your build pipeline, and your profiles show the real code. Know more: www.polarsignals.com/blog/posts/2...
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Optimize your infrastructure autonomously every day with Claude Code and Polar Signals
Autonomous Optimization with Claude Code | Polar Signals
www.polarsignals.com
Unwinding Deep PyTorch Training Stacks with eBPF
www.polarsignals.com
Python Zebra Stacks | Polar Signals
Polar Signals
Polar Signals
How Profilers Work: Part 3
Profiling Internals: JavaScript on V8 | Polar Signals
www.polarsignals.com
Polar Signals Cloud is an always-on, zero-instrumentation continuous profiling for CPU, GPU, and Memory that helps improve performance, understand incidents, and lower infrastructure costs.
www.polarsignals.com
Do more with less. | Polar Signals
Polar Signals
Polar Signals
Polar Signals
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YouTube video by Polar Signals
www.youtube.com
Philipp Strube at KubeCon EU 2026 in Amsterdam
YouTube video by Polar Signals
youtube.com
Bartek Plotka at KubeCon EU 2026 in Amsterdam
YouTube video by Polar Signals
youtube.com
Duffie Cooley at KubeCon EU 2026 in Amsterdam
Polar Signals Cloud is an always-on, zero-instrumentation continuous profiling for CPU, GPU, and Memory that helps improve performance, understand incidents, and lower infrastructure costs.
www.polarsignals.com
YouTube video by Polar Signals
youtube.com
Do more with less. | Polar Signals
Jon Seager at KubeCon EU 2026 in Amsterdam