Unite.AI

David Mail, Co-Author of Ingero Open Source

David Mail is co-author and maintainer of Ingero, an open-source eBPF agent for CUDA-level GPU observability. He specializes in kernel-level tracing of production AI workloads.

Insight Reports March 30, 2026

124x Slower: What PyTorch DataLoader Actually Does at the Kernel Level

This article is based on findings from a kernel-level GPU trace investigation performed on a real PyTorch issue (#154318) using eBPF uprobes. Trace databases are published...

Unite.AI

David Mail, Co-Author of Ingero Open Source

124x Slower: What PyTorch DataLoader Actually Does at the Kernel Level