P99 CONF 2025 is coming Oct 22-23! Call for speakers is open.

SESSION ON-DEMAND

All Things P99

The event for developers who care about P99 percentiles and high-performance, low-latency applications

Large-Scale, Semi-Automated Go Garbage Collection Tuning at Uber

Uber’s Cristian Velazquez talks about tuning garbage collection for Go to scale applications across 70,00 cores to maintain 30 mission-critical services.

18 minutes
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Cristian Velazquez, Staff Site Reliability Engineer at Uber

Cristian Velazquez is a Staff Site Reliability Engineer on the Maps Production Engineering team at Uber. He works on multiple efficiency initiatives across multiple organizations. He leads the GC tuning efforts across the company.