Duplicate delivery

Level 20 of 41
AMQPHTTP/2Users0 req/sMessage bro…1 vCPU · 1 GBPayment pro…2 vCPU · 2 GB
AMQPHTTP/2Users0 req/sMessage bro…1 vCPU · 1 GBPayment pro…2 vCPU · 2 GB

Fix the board. Turn every goal green.

Bill
  • Message broker4 USD/mo
  • Payment provider8 USD/mo
12 of 500 USD/mo

Goals

Not tested yet

Work that ran twice.Time until all the work is done.Saved data that was lost later.What the servers and services cost each month.

A payment consumer receives the same accepted job more than once after an acknowledgment is lost. Complete the payment once and keep duplicate effects at zero.

0:15. A customer was charged twice for one payment. Graph: charges per order step to 2 after a lost acknowledgment.

Parts you can add: Payment provider. At most 16 parts. Budget: 500 USD/mo.

Tap a part to add it, or drag it onto a trace.Click a part to add it, or drag it onto a trace.