Dual WASAPI / CoreAudio Loopback
Interviewer Live Speech•Detected: System Design / Scaling
“Could you walk me through how you would scale write throughput on our database cluster without incurring downtime or distributed lock contention?”
Duo Mentor (David):“Highlight Kafka write-ahead buffer and Citus horizontal sharding!”
Real-Time Talking Script (Speech Cadence Highlighting)
Looking directly into webcam lensTohandle10Mrequestspersecondwithhighavailability,I'darchitectamulti-tieredratelimitinginfrastructure.Attheedge,cloudingressproxiesapplyroughTokenBucketratelimiting.Forfine-grainedper-tenantpolicies,wedeploylocalin-memoryRedisclusterswithlocalasynchronousbatching,fallingbacktoafail-opencircuitbreakerifdatabasesynchronizationdegrades...
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