Brendan Gregg
Person on 4 sites
Brendan Gregg is an Australian computer performance engineer.
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7 facts on wiqqi (opens wiqqi.app)
- Now: Datacenter performance for ChatGPT at OpenAI; joined early 2026 (opens wiqqi.app)
- Intel: Intel Fellow from May 2022; resigned in December 2025 (opens wiqqi.app)
- Netflix: Joined in 2014; left in April 2022 (opens wiqqi.app)
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5 channels on ppll (opens ppll.app)
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x.com: @brendangregg (opens x.com)
“Huge news for Doctor Who fans: DMP 1 & 3 found!”
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Blog: Brendan Gregg's Blog (opens www.brendangregg.com)
“Why I joined OpenAI”
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GitHub: github.com/brendangregg (opens github.com)
“FlameGraph — Stack trace visualizer”
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x.com: @brendangregg (opens x.com)
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17 beliefs on korrents (opens korrents.com)
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AI datacenter growth makes performance engineering critical for saving the planet, not just cutting costs. (opens korrents.com)
“The staggering and fast-growing cost of AI datacenters is a call for performance engineering like no other in history; it's not just about saving costs - it's about saving the planet.”
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Traditional performance engineering methods are insufficient for the scale of modern AI datacenters and need new approaches. (opens korrents.com)
“I've realized that performance engineering as we know it may not be enough - I'm thinking of new engineering methods so that we can find bigger optimizations than we have before, and find them faster.”
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eBPF, Ftrace, and hardware performance counters are proven tools for finding datacenter performance wins. (opens korrents.com)
“given those technologies are proven for finding datacenter performance wins, it seems likely”
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AI datacenter growth makes performance engineering critical for saving the planet, not just cutting costs. (opens korrents.com)
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22 recommendations on rcmnd (opens rcmnd.app)
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Systems Performance, 2nd edition (opens rcmnd.app)
“Systems Performance 2nd edition - Brendan Gregg (Addison-Wesley, 2021)”
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BPF Performance Tools (opens rcmnd.app)
“BPF Performance Tools - Brendan Gregg (Addison-Wesley, 2019)”
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The Art of Capacity Planning (opens rcmnd.app)
“The Art of Capacity Planning - John Allspaw (O'Reilly, 2008)”
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Systems Performance, 2nd edition (opens rcmnd.app)