# Temporal Cloud's custom persistence: Higher throughput, lower latency

DevFeed: [Temporal Cloud's custom persistence: Higher throughput, lower latency](<https://devfeed.tech/articles/temporal-cloud-s-custom-persistence-higher-throughput-lower-latency-35848.md>)

Original publisher: [Read original article](<https://temporal.io/blog/higher-throughput-and-lower-latency-temporal-clouds-custom-persistence-layer>)

Author: Meagan Speare

Published: 2024-03-20T06:00:00Z

Content type: article

Language: en

Sources: [Temporal Blog](<https://devfeed.tech/sources/temporal-blog.md>)

Topics: [Persistence](<https://devfeed.tech/topics/persistence.md>), [Cloud](<https://devfeed.tech/topics/cloud.md>), [Low Latency](<https://devfeed.tech/topics/low-latency.md>), [Multi-tenancy](<https://devfeed.tech/topics/multi-tenancy.md>), [Scalability](<https://devfeed.tech/topics/scalability.md>), [Self-hosted](<https://devfeed.tech/topics/self-hosted.md>), [Databases](<https://devfeed.tech/topics/databases.md>)

Tags: [cloud](<https://devfeed.tech/tags/cloud.md>), [database](<https://devfeed.tech/tags/database.md>), [latency](<https://devfeed.tech/tags/latency.md>), [multi-tenancy](<https://devfeed.tech/tags/multi-tenancy.md>), [performance](<https://devfeed.tech/tags/performance.md>), [persistence](<https://devfeed.tech/tags/persistence.md>), [scalability](<https://devfeed.tech/tags/scalability.md>), [self-hosted](<https://devfeed.tech/tags/self-hosted.md>), [temporal-concepts](<https://devfeed.tech/tags/temporal-concepts.md>)

## AI overview

This article explains Temporal Cloud's custom persistence layer and how it is designed to provide high throughput and lower, more stable latency for a multi-tenant managed service. It covers sharding persistent state across databases, independently resizing databases, and using a write-ahead log for Temporal's write-heavy workload.

## Source excerpt

Learn how Temporal Cloud's custom persistence layer boosts throughput and reduces latency when migrating from self-hosted clusters.