What Brendan Gregg thinks about Linux
Computer performance engineer working on datacenter performance at OpenAI, previously Netflix and Sun/Joyent. Author of Systems Performance and BPF Performance Tools, and creator of flame graphs.
Brendan Gregg did not write this page.
We collected these quotes from things they published elsewhere, and every quote links to where it was said. They have no account here and have not endorsed this site. Quotes are word for word; the short line under each one is our own restatement, not their wording. Their own site. Is this you? Claim it or ask us to remove it. Or tell us what is wrong here.
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1 dated position, 2025, in their own words. Our reading of what Brendan Gregg has said — not written or endorsed by them.
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Their wordsThis is getting easier in the lastest versions of Fedora and Ubuntu (e.g., Ubuntu 24.04 LTS) which are shipping system libraries with frame pointers by default.
↗Doom GPU Flame Graphsbrendangregg.com 1st of 2 in this piece