Uploaded July 2025 | Updated September 2026, 1 week ago

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Hire Me! yarboroughtechnologies.com/contact/?utm_source=YouTube&utm_medium=Description&utm_campaign=fast-dedupe
Post on the Forums! forums.spacerex.co

Ticket I opened: ixsystems.atlassian.net/browse/NAS-136377?atlOrigin=eyJpIjoiY2UwOWI4MWI5OGVjNGY2Yjk3OGQxMjAwMDRkNTRlOTgiLCJwIjoiaiJ9

#truenas #nas

TOC:
00:00 Introduction
01:58 What is deduplication?
06:07 New to fast dedupe: all writes at once
09:26 New to fast dedupe: pruning old blocks
12:23 Pruning demo and bug
15:53 When is dedupe actually useful? SQL dump example
20:18 Virtual machine backup example (plus finding the bug)
26:38 A note on record sizes
28:24 Conclusion