Topic

Linux huge pages

Linux memory feature that maps memory in 2 MB or larger units instead of the default 4 KB, shrinking kernel page tables and reducing TLB misses for processes that share large memory regions.

Current clusters

build2 publishers

Databricks raises Lakebase's 1 GB shared buffers cap to most of the machine's memory

Hot pages on large fixed-size Lakebase computes now sit in Postgres shared buffers backed by huge pages instead of falling through to the local file cache, and Databricks measures up to about 2x throughput.

Publishers:databricks.comneon.tech

Reality

Evidence55
Adoption40
Hype gap+15
Incentives85
Confidence60