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PostgreSQL storage: Why S3 fails WAL flushes

Don't let millisecond delays kill throughput. Learn why WAL flushes demand microsecond latency that standard S3 tiers simply cannot provide.

Apr 17, 2026 Alex Kumar 15 min read

AllFlash storage: Why 876K IOPS matters for AI

Legacy hybrids fail AI tests. See why sustaining 876,256 IOPS with 32 μs latency makes converged allflash the only viable path forward.

Mar 4, 2026 Alex Kumar 6 min read

Express metrics for S3: Validate single-digit ms

AWS added minute-level metrics to Express One Zone. I show how to validate those single-digit millisecond latency claims using the new CloudWatch data points.

Mar 1, 2026 Alex Kumar 7 min read