topic What is the default space reserve for 8.2 on a volume? in Active IQ Unified Manager Discussions https://community.netapp.com/t5/Active-IQ-Unified-Manager-Discussions/What-is-the-default-space-reserve-for-8-2-on-a-volume/m-p/21653#M4638 <HTML><HEAD></HEAD><BODY><P>What is the default space reserve for 7m 8.2 on a volume?</P></BODY></HTML> Thu, 05 Jun 2025 05:49:55 GMT yuriy 2025-06-05T05:49:55Z What is the default space reserve for 8.2 on a volume? https://community.netapp.com/t5/Active-IQ-Unified-Manager-Discussions/What-is-the-default-space-reserve-for-8-2-on-a-volume/m-p/21653#M4638 <HTML><HEAD></HEAD><BODY><P>What is the default space reserve for 7m 8.2 on a volume?</P></BODY></HTML> Thu, 05 Jun 2025 05:49:55 GMT https://community.netapp.com/t5/Active-IQ-Unified-Manager-Discussions/What-is-the-default-space-reserve-for-8-2-on-a-volume/m-p/21653#M4638 yuriy 2025-06-05T05:49:55Z Re: What is the default space reserve for 8.2 on a volume? https://community.netapp.com/t5/Active-IQ-Unified-Manager-Discussions/What-is-the-default-space-reserve-for-8-2-on-a-volume/m-p/21659#M4643 <HTML><HEAD></HEAD><BODY><P>In the document <STRONG>215-07979_A0 Data ONTAP® 8.2 Storage Efficiency Management Guide For 7-Mode</STRONG> on a page 26</P><P>You can find there is 4% overhead: </P><P><EM> "In a volume, deduplication metadata can occupy up to 4 percent of the total amount of data contained within the volume."</EM></P></BODY></HTML> Mon, 11 Nov 2013 14:47:46 GMT https://community.netapp.com/t5/Active-IQ-Unified-Manager-Discussions/What-is-the-default-space-reserve-for-8-2-on-a-volume/m-p/21659#M4643 D_BEREZENKO 2013-11-11T14:47:46Z