https://community.netapp.com/t5/ONTAP-Discussions/Upgrade-considerations-for-cDOT-8-3-with-deduplication-and-compression/m-p/107533#M22238 <P>There is a caution in the <A href="https://library.netapp.com/ecmdocs/ECMP1636023/html/GUID-9B70244B-9322-428D-9756-0AE4B6B323B7.html" target="_blank">cDOT 8.3 release notes</A> about a possible temporary loss of deduplication savings on compressed volumes after upgrade. Does anyone have any details or insights on this? Or can someone better explain what happens here and why?</P> Wed, 04 Jun 2025 23:43:35 GMT jamessprinkle 2025-06-04T23:43:35Z https://community.netapp.com/t5/ONTAP-Discussions/Upgrade-considerations-for-cDOT-8-3-with-deduplication-and-compression/m-p/107533#M22238 <P>There is a caution in the <A href="https://library.netapp.com/ecmdocs/ECMP1636023/html/GUID-9B70244B-9322-428D-9756-0AE4B6B323B7.html" target="_blank">cDOT 8.3 release notes</A> about a possible temporary loss of deduplication savings on compressed volumes after upgrade. Does anyone have any details or insights on this? Or can someone better explain what happens here and why?</P> Wed, 04 Jun 2025 23:43:35 GMT https://community.netapp.com/t5/ONTAP-Discussions/Upgrade-considerations-for-cDOT-8-3-with-deduplication-and-compression/m-p/107533#M22238 jamessprinkle 2025-06-04T23:43:35Z