#BlackList

As President Trump prepares to meet his Chinese counterpart Xi Jinping, some long-standing tensions remain. Among them are the Pentagon's curbs on Chinese companies that could pose national security risks.…

Bidding needed a live blacklist. 50k req/s. Using Redis Worked fine but it was another service to maintain/monitor and another potential failure point. Tried an in-memory map. Faster, but died on every deploy. Cache gone. Then we tried \`/dev/shm\`.…