# presto

Presto is a distributed SQL query engine for querying large datasets across heterogeneous data sources.

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## Lessons Learned Running Presto at Meta Scale

DevFeed: [Lessons Learned Running Presto at Meta Scale](<https://devfeed.tech/articles/lessons-learned-running-presto-at-meta-scale-33604.md>)

Original publisher: [Read original article](<https://highscalability.com/lessons-learned-running-presto-at-meta-scale/>)

Author: Philip Bell

Published: 2023-07-16T15:42:21Z

Content type: article

Language: en

Sources: [High Scalability](<https://devfeed.tech/sources/high-scalability-3.md>)

Topics: [presto](<https://devfeed.tech/topics/presto.md>), [Meta](<https://devfeed.tech/topics/meta.md>), [Automation](<https://devfeed.tech/topics/automation.md>), [Deployment](<https://devfeed.tech/topics/deployment.md>), [gateway](<https://devfeed.tech/topics/gateway.md>), [SQL](<https://devfeed.tech/topics/sql.md>), [Availability](<https://devfeed.tech/topics/availability.md>), [Open Source](<https://devfeed.tech/topics/open-source.md>), [datacenter](<https://devfeed.tech/topics/datacenter.md>)

Tags: [analytics](<https://devfeed.tech/tags/analytics.md>), [automation](<https://devfeed.tech/tags/automation.md>), [availability](<https://devfeed.tech/tags/availability.md>), [data-centers](<https://devfeed.tech/tags/data-centers.md>), [database-scalability](<https://devfeed.tech/tags/database-scalability.md>), [ddatabase](<https://devfeed.tech/tags/ddatabase.md>), [deployment](<https://devfeed.tech/tags/deployment.md>), [gateway](<https://devfeed.tech/tags/gateway.md>), [high-availablilty](<https://devfeed.tech/tags/high-availablilty.md>), [high-performance](<https://devfeed.tech/tags/high-performance.md>), [high-scalability](<https://devfeed.tech/tags/high-scalability.md>), [load-balancer](<https://devfeed.tech/tags/load-balancer.md>), [open-source](<https://devfeed.tech/tags/open-source.md>), [presto](<https://devfeed.tech/tags/presto.md>), [scalability](<https://devfeed.tech/tags/scalability.md>), [sql](<https://devfeed.tech/tags/sql.md>)

### AI overview

The article presents lessons from running Presto, an open source SQL query engine, at Meta scale. It discusses deploying releases across many clusters, maintaining availability for interactive queries, using the Gateway load balancer to route queries, and automating cluster updates and capacity management.

### Source excerpt

Presto is a free, open source SQL query engine. We've been using it at Meta for the past ten years, and learned a lot while doing so. Running anything at scale - tools, processes, services - takes problem solving to overcome unexpected challenges. Here are four things we learned while