# Cash App on PlanetScale Metal

DevFeed: [Cash App on PlanetScale Metal](<https://devfeed.tech/articles/cash-app-on-planetscale-metal-29014.md>)

Original publisher: [Read original article](<https://code.cash.app/planetscale-metal>)

Author: Aaron Young

Published: 2025-03-11T00:00:00Z

Content type: article

Language: en

Sources: [Cash App Code Blog](<https://devfeed.tech/sources/cash-app-code-blog.md>)

Topics: [migration](<https://devfeed.tech/topics/migration.md>), [vitess](<https://devfeed.tech/topics/vitess.md>), [MySQL](<https://devfeed.tech/topics/mysql.md>), [Kubernetes](<https://devfeed.tech/topics/kubernetes.md>), [Availability](<https://devfeed.tech/topics/availability.md>), [Cloud](<https://devfeed.tech/topics/cloud.md>)

Tags: [availability](<https://devfeed.tech/tags/availability.md>), [cloud](<https://devfeed.tech/tags/cloud.md>), [kubernetes](<https://devfeed.tech/tags/kubernetes.md>), [migration](<https://devfeed.tech/tags/migration.md>), [mount](<https://devfeed.tech/tags/mount.md>), [mysql](<https://devfeed.tech/tags/mysql.md>), [storage](<https://devfeed.tech/tags/storage.md>), [vitess](<https://devfeed.tech/tags/vitess.md>)

## AI overview

Cash App describes its migration from self-managed Vitess and MySQL infrastructure in its datacenters to PlanetScale's cloud-managed product, and its subsequent work with PlanetScale to migrate its fleet to PlanetScale Metal. The article explains the original architecture and reports storage-volume degradation, manual shard failovers, and periods when shards could not accept writes.

## Source excerpt

Cash App moves to PlanetScale to drive efficiencies