Welcome to the Polar Signals blog where we write about profiling, performance, and company culture.
What’s new in Parca 0.16 and Parca Agent 0.13?
We have exciting updates in this release, including improved JIT symbolization, reliability and quality improvements, step querying, and more!
February 28, 2023 | Javier Honduvilla Coto, Yomi Eluwande
Continuous-Profiling
Profiling
Parca
Parca Agent
DWARF
DWARF-Based Unwinding
JIT
Symbolization
Step Querying
Icicle Graphs
Symbolizing Postgres Profiling Data
A journey through undocumented behavior.
February 8, 2023 | Frederic Branczyk
Postgres
Sql
Profiling
Continuous-Profiling
Debuginfo
Debuginfod
DWARF
Polar Signals at FOSDEM 2023
Attending FOSDEM 2023 in Brussels.
February 3, 2023 | Frederic Branczyk
FOSDEM
Community
Introduction to Parca - Part 2
Parca Agent is our open source, always-on eBPF-based continuous profiler. In this article, we will learn some of the concepts behind Parca Agent and use it to profile our system.
January 19, 2023 | Sumera Priyadarsini
Continuous-Profiling
BPF
eBPF
Observability
Parca
Parca Agent
Debuginfo
Relabeling
What's new in Parca?
Looking at some exciting features that recently landed in Parca.
January 3, 2023 | Frederic Branczyk
Continuous-Profiling
BPF
eBPF
Observability
Parca
Parca Agent
Debuginfo
Autocomplete
Relabeling
Prometheus
Design Decisions of a Continuous Profiler
The tradeoffs and considerations building continuous, fleet-wide profilers.
December 14, 2022 | Frederic Branczyk, Javier Honduvilla Coto, Kemal Akkoyun, Monica Wojciechowski, Thor Hansen
Continuous-Profiling
BPF
eBPF
Observability
Parca
FrostDB
High Cardinality
Debuginfod
Parca Agent
DWARF-based Stack Walking Using eBPF
Deep dive into the new DWARF-based stack unwinder using eBPF.
November 29, 2022 | Javier Honduvilla Coto
Profiling
BPF
eBPF
Observability
Frame Pointers
DWARF
DWARF-Based Unwinding
.eh_frame
Parca Agent
Announcing Profiling Support Without Frame Pointers
Open-Source Parca Agent is adding support for native applications compiled without frame pointers.