Skip to main content
NetApp Knowledge Base

How to run VAAI UNMAP and return capacity to Element

  1. Last updated
  2. Save as PDF
Views:
2,203
Visibility:
Public
Votes:
2
Category:
element-software
Specialty:
hci
Last Updated:

​

​

Applies to

  • NetApp Element software
  • ESXi 5.5, 6.0 & 6.5
  • VMware Virtual Machine File System (VMFS)
  • VCP 4.x

Description

  • UNMAP allows the ESXi host to inform the storage array that files or VMs have been moved or deleted from a Thin-Provisioned VMFS datastore
  • This allows Element software to correctly release unused blockspace and reclaim capacity 
  • UNMAP is beneficial to use when vCenter is reporting less used data than Element software is using

 

 

Sign in to view the entire content of this KB article.

New to NetApp?

Learn more about our award-winning Support

NetApp provides no representations or warranties regarding the accuracy or reliability or serviceability of any information or recommendations provided in this publication or with respect to any results that may be obtained by the use of the information or observance of any recommendations provided herein. The information in this document is distributed AS IS and the use of this information or the implementation of any recommendations or techniques herein is a customer's responsibility and depends on the customer's ability to evaluate and integrate them into the customer's operational environment. This document and the information contained herein may be used solely in connection with the NetApp products discussed in this document.