Customer-Facing Presto at Rippling – Andy Li, Rippling

Last month we hosted PrestoCon, a return to in-person events that showcased the community development of Presto. In this blog we’ll detail Rippling’s presentation on their Presto use case, including their architecture, key optimizations, and hard earned lessons. You can also check out their full presentation here. Background Rippling is a popular HR and payroll…

5 design choices—and 1 weird trick — to get 2x efficiency gains in Presto repartitioning

We like Presto. We like it a lot — so much we want to make it better in every way. Here’s an example: we just optimized the PartitionedOutputOperator. It’s now 2-3x more CPU efficient, which, when measured against Facebook’s production workload, translates to 6% gains overall. That’s huge. The optimized repartitioning is in use on…