OpenZFS User and Developer Summit 2026

The fourteenth annual OpenZFS Developer Summit and third OpenZFS User Summit took place in Portland, Oregon, USA October 27th through 30th, 2026.

Thank you everyone who helped make this event a success!

Document Links

Hackathon, Wishlist, and Discussion Topics

User Summit Session Notes

Summit Schedule

Tuesday, October 27th: User Summit Day 1

TimeSessionPresenter
9 AM - 9:45 AMBreakfast
9:45 AM - 10:00 AMWelcome
10 AM - 10:50 AMIntroductions and Interests
11 AM - 11:50 AMStrategies to Combat Scarcity
12 PM - 1 PMLunch and Group Photo
1 PM - 1:50 PMUser-Space OpenZFS Use Cases
2 PM - 2:50 PMLLMs and OpenZFS from a User Perspective
3 PM - 3:50 PMUnConference
4 PM - 6:20 PMUnConference
6:30 PM - 9 PMOn-site Dinner and Socializing

Wednesday, October 28th: User Summit Day 2

TimeSessionPresenter
9 AM - 9:50 AMBreakfast
10 AM - 10:50 AMHybrid Pool Tiering with Special VDEVsDon Brady, VDURA
11 AM - 11:50 AMSpecial VDEV Experiences and Requests
12 PM - 1 PMLunch and Group Photo
1 PM - 1:50 PMDPU-Accelerated StorageEva Winterschön, Yukon Systems
2 PM - 2:50 PMLLMs and OpenZFS from a Developer Perspective
3 PM - 3:50 PMUnConference
4:30 PM - 5:30 PMUnConference
6:00 PM - 9:00 PMOn-site Dinner and Socializing

Thursday, October 29th: Developer Summit

9 AM - 9:30 AMBreakfast
9:45 AM - 10:00 AMWelcomeBrian Behlendorf, LLNL
10 AM - 10:50 AMAI-assisted development of OpenZFSAlek Pinchuk, ConnectWise
11 AM - 11:50 AMUserspace ZFSAllan Jude, Klara
12 PM - 12:50 PMLunch and Group Photo
1 PM - 1:50 PMOpenZFS EverywhereRichard Yao
2 PM - 2:50 PMThe scenic route to Userspace ZFSRob Norris, TrueNAS
3:00 PM - 3:50 PMBuffer and Discussion Slot
4:00 PM - 4:50 PMWhy (and how) you should care about Host Managed SMR drivesJorge Campello De Souza
5:00 PM - 5:50 PMNative SMR Support in OpenZFSDon Brady, VDURA
6:00 PM - 9 PMLeftovers or Off-Site Dinner with new and old friends

Friday, October 30th: Developer Hackathon

TimeSession
9 AM - 9:50 AM Breakfast and Socializing
10 AM - 12 PMHackathon Morning Session
12 PM - 1 PMLunch and Socializing
1 PM - 4 PMHackathon
4 PM - 5 PMHackathon Voting and Awards
5 PM - 7 PMLeftovers or Off-Site Dinner with new and old friends
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