lab4: OS & Networking trace and debug#1091
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Signed-off-by: Irina <irina.bychkova06@mail.ru>
Signed-off-by: Irina <irina.bychkova06@mail.ru>
- Annotated tcpdump capture of TCP handshake + POST /notes + FIN close - Five debugging commands with output (lsof, netstat, mtr, dig, log) - Outside-in broken-deploy chain (port conflict) with blameless postmortem Signed-off-by: Irina Bychkova <irina.bychkov411@gmail.com> Signed-off-by: Irina <irina.bychkova06@mail.ru>
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Lab 4 — OS & Networking: Trace, Debug, and Read the Substrate
Platform: macOS 15 (Darwin 25.5.0)
Task 1 — Packet trace
POST /notesviatcpdump -i lo0(macOS loopback)lsof,netstat -rn,mtr,dig, macOS log)Task 2 — Broken deploy
bind: address already in useerror