PROBE::VM.PAGEFAUL(3stap)

💖 PROBE::VM.PAGEFAUL 💖

okay bestie, welcome to the Memory Tapset section of the SystemTap Tapset Reference — this is the manual page for probe::vm.pagefault, and it is literally the little gossip girl that tells you every time a page fault happens. 🦋

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✨ NAME ✨

probe::vm.pagefault — records that a page fault occurred. that's it, that's the whole job, and she does it flawlessly. 💅

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🌸 SYNOPSIS 🌸

probe vm.pagefault {}

no args, no drama, no notes. she just shows up. 👑

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🎀 VALUES 🎀

these are the lil receipts this probe hands you when it fires. obsessed.

• address — the address of the faulting memory access; like, the actual address that caused the page fault. this is the culprit, the main character of the incident. 🔥
• write_access — tells you whether this was a write or a read access. 1 means a write, 0 means a read. binary queen, no in-between. ✨
• name — the name of the probe point. hi bestie, what's your name? 💖

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🦋 CONTEXT 🦋

the process which triggered the fault. so like, whoever did this... it was them. it was always them. 🙈

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🌈 SEE ALSO 🌈

• tapset::memory(3stap)

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no cap, if you're chasing down memory behaviour, this probe is your girl. read the values, respect the values, and don't forget the tapset::memory(3stap) page for the full lore. 💜

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SystemTap Tapset Reference — version column just says Ver, dated September 2026. that's the whole page, bestie, ily, go forth and page-fault responsibly 🫶🌸💖