palaniappan p5 min
High-Throughput Event Processing on AWS (2026): SQS, Kinesis, MSK, and Flink Tier Selection With Cost-Cliff Math
On a composite ingest workload (~8k ordered TPS, 1 KB payloads), staying on SQS FIFO without high-throughput mode capped effective throughput near 300 TPS/API and modeled queue backlog cost near $95/mo before ops time — enabling high-throughput FIFO or switching to Kinesis on-demand changed the ceiling, not the consumer code.
