# Make Before Break - Faster Scaling Mechanics for ClickHouse Cloud

DevFeed: [Make Before Break - Faster Scaling Mechanics for ClickHouse Cloud](<https://devfeed.tech/articles/make-before-break-faster-scaling-mechanics-for-clickhouse-cloud-5404.md>)

Original publisher: [Read original article](<https://clickhouse.com/blog/make-before-break-faster-scaling-mechanics-for-clickhouse-cloud>)

Author: Ashwath Singh; Manas Alekar; Jayme Bird; Manish Gill; Francesco Ciocchetti

Published: 2025-04-02T00:00:00Z

Content type: article

Language: en

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

Topics: [clickhouse](<https://devfeed.tech/topics/clickhouse.md>), [autoscaling](<https://devfeed.tech/topics/autoscaling.md>), [Kubernetes](<https://devfeed.tech/topics/kubernetes.md>), [Cloud](<https://devfeed.tech/topics/cloud.md>), [systems](<https://devfeed.tech/topics/systems.md>)

Tags: [architecture](<https://devfeed.tech/tags/architecture.md>), [clickhouse](<https://devfeed.tech/tags/clickhouse.md>), [cloud](<https://devfeed.tech/tags/cloud.md>), [cpu](<https://devfeed.tech/tags/cpu.md>), [kubernetes](<https://devfeed.tech/tags/kubernetes.md>), [kubernetes-scaling](<https://devfeed.tech/tags/kubernetes-scaling.md>), [memory](<https://devfeed.tech/tags/memory.md>), [recommendations](<https://devfeed.tech/tags/recommendations.md>), [scale](<https://devfeed.tech/tags/scale.md>), [server](<https://devfeed.tech/tags/server.md>), [systems](<https://devfeed.tech/tags/systems.md>)

## AI overview

This article explains how ClickHouse Cloud redesigned its Kubernetes-based vertical scaling process. It describes the limitations of resizing replicas through rolling restarts and introduces Make-Before-Break mechanics to reduce disruption while applying new CPU and memory sizes.

## Source excerpt

Read how ClickHouse Cloud reengineered Kubernetes scaling with Make-Before-Break to reduce downtime, boost flexibility, and make vertical scaling actually fast.