TAPSET::SOCKET(3stap)

💖 NAME 💖

okay so this is tapset::socket — it's the systemtap socket tapset, bestie, and it's literally your backstage pass to everything your sockets are doing 👑

(this is the TAPSET::SOCKET(3stap) page, in case the header didn't already scream it at you)

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🦋 DESCRIPTION 🦋

so this whole family of probe points? it exists to probe socket activities. that's the vibe. all of it. socket stuff. 🫶

no cap, here's the full roster — every single one, alphabetically cursed order and all:

• socket.send — a Message sent on a socket. See probe::socket.send(3stap) for details.
• socket.receive — a Message received on a socket. See probe::socket.receive(3stap) for details.
• socket.sendmsg — a Message is currently being sent on a socket. See probe::socket.sendmsg(3stap) for details.
• socket.sendmsg.return — Return from socket.sendmsg. See probe::socket.sendmsg.return(3stap) for details.
• socket.recvmsg — a Message being received on socket See probe::socket.recvmsg(3stap) for details.
• socket.recvmsg.return — Return from Message being received on socket See probe::socket.recvmsg.return(3stap) for details.
• socket.aio_write — a Message send via sock_aio_write() See probe::socket.aio_write(3stap) for details.
• socket.aio_write.return — the Conclusion of message send via sock_aio_write() See probe::socket.aio_write.return(3stap) for details.
• socket.aio_read — Receiving message via sock_aio_read() See probe::socket.aio_read(3stap) for details.
• socket.aio_read.return — the Conclusion of message received via sock_aio_read() See probe::socket.aio_read.return(3stap) for details.
• socket.write_iter — a Message send via sock_write_iter() See probe::socket.write_iter(3stap) for details.
• socket.write_iter.return — the Conclusion of message send via sock_write_iter() See probe::socket.write_iter.return(3stap) for details.
• socket.read_iter — Receiving message via sock_read_iter() See probe::socket.read_iter(3stap) for details.
• socket.read_iter.return — the Conclusion of message received via sock_read_iter() See probe::socket.read_iter.return(3stap) for details.
• socket.writev — a Message sent via socket_writev() See probe::socket.writev(3stap) for details.
• socket.writev.return — the Conclusion of message sent via socket_writev() See probe::socket.writev.return(3stap) for details.
• socket.readv — Receiving a message via sock_readv() See probe::socket.readv(3stap) for details.
• socket.readv.return — the Conclusion of receiving a message via sock_readv() See probe::socket.readv.return(3stap) for details.
• socket.create — the Creation of a socket ✨ (main character moment fr) See probe::socket.create(3stap) for details.
• socket.create.return — Return from Creation of a socket See probe::socket.create.return(3stap) for details.
• socket.close — Close a socket 💀 (it's giving goodbye) See probe::socket.close(3stap) for details.
• socket.close.return — Return from closing a socket See probe::socket.close.return(3stap) for details.

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🌸 the helper functions 🌸

not just probes, bestie — there's a whole little conversion squad too 🧚

• sock_prot_num2str — Given a protocol number, return a string representation See function::sock_prot_num2str(3stap) for details.
• sock_prot_str2num — Given a protocol name (string), return the corresponding protocol number See function::sock_prot_str2num(3stap) for details.
• sock_fam_num2str — Given a protocol family number, return a string representation See function::sock_fam_num2str(3stap) for details.
• sock_fam_str2num — Given a protocol family name (string), return the corresponding protocol family number See function::sock_fam_str2num(3stap) for details.
• sock_state_num2str — Given a socket state number, return a string representation See function::sock_state_num2str(3stap) for details.
• sock_state_str2num — Given a socket state string, return the corresponding state number See function::sock_state_str2num(3stap) for details.

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👑 SEE ALSO 👑

go read these too, i'm obsessed with them actually:

• function::sock_prot_num2str(3stap)
• function::sock_prot_str2num(3stap)
• function::sock_fam_num2str(3stap)
• function::sock_fam_str2num(3stap)
• function::sock_state_num2str(3stap)
• function::sock_state_str2num(3stap)
• probe::socket.send(3stap)
• probe::socket.receive(3stap)
• probe::socket.sendmsg(3stap)
• probe::socket.sendmsg.return(3stap)
• probe::socket.recvmsg(3stap)
• probe::socket.recvmsg.return(3stap)
• probe::socket.aio_write(3stap)
• probe::socket.aio_write.return(3stap)
• probe::socket.aio_read(3stap)
• probe::socket.aio_read.return(3stap)
• probe::socket.write_iter(3stap)
• probe::socket.write_iter.return(3stap)
• probe::socket.read_iter(3stap)
• probe::socket.read_iter.return(3stap)
• probe::socket.writev(3stap)
• probe::socket.writev.return(3stap)
• probe::socket.readv(3stap)
• probe::socket.readv.return(3stap)
• probe::socket.create(3stap)
• probe::socket.create.return(3stap)
• probe::socket.close(3stap)
• probe::socket.close.return(3stap)
• stap(1)
• stapprobes(3stap)

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that's the whole page, no notes, we ate and left zero crumbs 💅

SystemTap Tapset Reference — September 2026 — and the page is TAPSET::SOCKET(3stap). slay, go probe something 💖✨