Posts

All the articles I've posted.

• Pod to CoreDNS packet walk that explains silent lookup failure

  14 Apr, 2026

  Technical deep dive into Pod to CoreDNS packet walk that explains silent lookup failure

• Walking a SYN through every stall point

  14 Apr, 2026

  Technical deep dive into Walking a SYN through every stall point

• A minimal loss forensics kit in bpftrace

  13 Apr, 2026

  Technical deep dive into A minimal loss forensics kit in bpftrace

• Walking one TCP segment to the real delay

  13 Apr, 2026

  Technical deep dive into Walking one TCP segment to the real delay

• MTU intent vs dataplane reality across namespaces

  12 Apr, 2026

  Technical deep dive into MTU intent vs dataplane reality across namespaces

• Are these retransmissions real or capture artifacts

  12 Apr, 2026

  Technical deep dive into Are these retransmissions real or capture artifacts

• Tracing MSS collapse through stacked overlays

  11 Apr, 2026

  Technical deep dive into Tracing MSS collapse through stacked overlays

• One Packet Through Namespace, Bridge, Conntrack, NAT

  11 Apr, 2026

  Technical deep dive into One Packet Through Namespace, Bridge, Conntrack, NAT

• 64-byte PPS Is Not 1500-byte Throughput

  10 Apr, 2026

  Technical deep dive into 64-byte PPS Is Not 1500-byte Throughput

• One elephant flow through qdisc and counters

  10 Apr, 2026

  Technical deep dive into One elephant flow through qdisc and counters