---
name: netezza-ha
title: Understanding high availability for NPSaaS
description: Netezza service however is a zonal service. If the zone goes down, the service will come up in another zone and then the user data needs to be restored after the service comes online. More details can be found here.
last-updated: 2023-05-23
---

> ## Documentation Index
> The table of contents for this documentation set is at https://cloud.ibm.com/docs/netezza?format=markdown
> The index for all IBM Cloud docs is at: https://cloud.ibm.com/docs/llms.txt
> Use these files to discover more information as needed.

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# Understanding high availability for NPSaaS
{: #ha}

IBM® Netezza® Performance Server for IBM Cloud Pak® for Data as a Service leverages OpenShift to recover from node failures. It has a built-in self-healing mechanisms to recover from compute node (SPU) failures. It uses highly reliable storage provided by hyperscalers for user data, Cloud Object Storage (COS) for staging and snapshot service for backups for BCDR.
Netezza service however is a zonal service. If the zone goes down, the service will come up in another zone and then the user data needs to be restored after the service comes online. More details can be found [here](https://cloud.ibm.com/docs/netezza?topic=netezza-understanding-bc-dr&format=markdown).
{: shortdesc}

## Responsibilities
{: #ha-responsibilities}

To find out more about responsibility ownership for using IBM Cloud® products between IBM and the customer, see [Shared responsibilities for IBM Cloud products](https://cloud.ibm.com/docs/overview?topic=overview-shared-responsibilities&format=markdown).