Iteratively explore your flame graphs with the MCP sandwich tool
Don't bloat your LLM's context. Let it iteratively explore the parts of your flame graphs that actually matter.
Performance AnalysisPerformance+3
Author:
Matthias Loibl
All posts
Optimizing SLO Performance at Scale: How We Solved Pyrra’s Query Performance on Thanos
Learn how we optimized Pyrra’s SLO monitoring to handle high-cardinality metrics at scale, reducing cross-zone traffic and query times while maintaining 99% accuracy.
PerformanceObservability+3
Author:
Matthias Loibl
The MCP for performance engineering
Introducing Remote MCP Support in Polar Signals Cloud
Performance AnalysisPerformance+2
Author:
Matthias Loibl
Latest in Continuous Profiling for GPUs
Attending ai.engineer 2025 in San Francisco
ProfilingCorrelation+1
Authors:
Matthias L, Brennan V.
Maximize GPU Efficiency: Visualize, Analyze, and Optimize with Precision
Introducing Continuous GPU Profiling: Get Performance Insights Over Time
System-WidePython+2
Author:
Matthias Loibl
Polar Signals Organizing and Attending PromCon 2024
Polar Signals Is Organizing PromCon EU 2024 in Berlin!
PrometheusMetrics+1
Authors:
Jah O, Matthias L.
Comparing Profiles is even more helpful now!
We have shipped Relative Comparisons
PprofProfiling+2
Author:
Matthias Loibl
Polar Signals at KubeCon EU 2024
Attending KubeCon EU 2024 in Paris, France.
KubeConCommunity
Author:
Matthias Loibl
Parca now also in Grafana Core
Parca in Grafana without having to install a plugin!
GrafanaParca+2
Authors:
Matthias L, Frederic B.
Polar Signals at KubeCon NA 2022
Attending KubeCon NA 2022 in Detroit, USA.
KubeConCommunity
Author:
Matthias Loibl
Parca Plugin for Grafana!
You asked for it, we delivered.
PprofParca+1
Authors:
Manoj V, Matthias L.
Sponsoring the Open-Source Community
Polar Signals is sponsoring open-source developers.
CultureCompany Culture+1
Author:
Matthias Loibl
Polar Signals at KubeCon EU 2022
Attending KubeCon EU 2022 in Valencia, Spain.
KubeConCommunity
Author:
Matthias Loibl
Why Compiler Function Inlining Matters
All about function inlining, how it helps us create performant software, how we can learn to work with it, and how it influences profiling.
PprofPerf+2
Author:
Matthias Loibl
DIY pprof profiles using Go
Building pprof profiles from scratch using Go
PprofGo+1
Author:
Matthias Loibl
Featured posts
Autonomous Optimization with Claude Code
Optimize your infrastructure autonomously every day with Claude Code and Polar Signals
AIClaude Code+1
OpenTelemetry Profiling goes Alpha
How to use it with Polar Signals & Parca
OpenTelemetryProfiling+2
Continuous NVIDIA CUDA Profiling In Production
Low-Overhead Profiling of GPUs with USDT Probes and eBPF
GPUProfiling
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