Commit Graph
2 Commits
Author SHA1 Message Date
DongHyeonkaandClaude Opus 5 e0d27d47ce docs: correct the places where documents contradicted their own evidence
An independent audit found ten documents printing values their evidence files do not contain. C-1 printed a session count of 0 where the evidence says 4, C-2 printed a success readback for a command that exited 1, and A-1 credited the conntrack flush with a split that the timestamps attribute to a pod restart four seconds earlier.

Also measured wal_writer_delay, which A-3 had asserted as matching without ever querying it, relabelled the A-6 control that moved 41 percent, noted A-8's nine-sample resolution, corrected D-1's RTO to the 41 seconds its own timeline shows, and added a correction banner to D-2. Every experiment document now links its evidence files with their real collection times, and the duplicate screenshots are documented as duplicates.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
2026-09-04 16:35:49 +09:00
DongHyeonkaandClaude Opus 5 dba0c3975c docs: A-6 — 200ms of network delay becomes 22 seconds of user latency
Nine database round trips per login multiply the injected delay to 1.9 seconds, and connection pool queueing multiplies it again under twenty concurrent requests. The readiness probe joins the same queue and times out, so the node leaves the load balancer and pushes its load onto the one still standing.

Two injections missed first: the guest interface is enp1s0 rather than eth0, and a filter on it can never match a pod IP because flannel has already encapsulated the packet. The delay has to go on flannel.1, before encapsulation.

The predicted rise in optimistic lock conflicts did not happen, because logins insert new rows rather than contending for one. That belongs to B-3.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
2026-09-04 13:18:10 +09:00