level: warn

service: checkout-api

env: staging

msg: slow downstream call

method: POST

decision: keep

policy: level>=error or 1-in-4


decision: drop


service: inventory-api

logger: shop/inventory/reserve

msg: reservation retried after conflict


level: info

service: catalog

logger: shop/catalog/handler

msg: request completed

method: GET


level: error

msg: insufficient stock for reservation


service: payments-api

msg: upstream payment provider timed out


service: notifier

msg: notification dispatched

route: /healthz


service: cart-api

logger: shop/cart/handler


level: debug

msg: recomputed cart totals