Difference between revisions of "OpenZFS Developer Summit 2017"

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[[File:Openzfs_withplane_EB.png| right | 370px | OpenZFS Dev Summit 2017]]
[[File:Openzfs_withplane_EB.png| right | 370px | OpenZFS Dev Summit 2017]]
Watch this space! We are currently working on details for the fifth annual OpenZFS Developer Summit. This year's Summit will be '''October 24-25, 2017 in San Francisco'''. As with previous years:
The goal of the event is to foster cross-community discussions of OpenZFS work and to make progress on some of the projects we have proposed. This 2-day event consists of a day of presentation and a 1-day hackathon.


==Key Dates==
The fifth annual OpenZFS Developer Summit was held '''October 24-25, 2017 in San Francisco'''. As with previous years:
The goal of the event is to foster cross-community discussions of OpenZFS work and to make progress on some of the projects we have proposed. The first day of the event is presentations, and the second day is combined presentations and a hackathon.  New contributors are welcome at the hackathon!
 
==Talks: Day 1==
 
Main talks, typically 45 minutes each.
 
{| class="wikitable"
|-
!Title!!Speaker!!Company!!Video!!Slides
|-
|State of the Union||Matt Ahrens||Delphix || [https://www.youtube.com/watch?v=1LkHsofR_kc Video] || [https://drive.google.com/file/d/0B5fzqkw_-diCX0x5d2hIVDhYZ28/view?usp=sharing Slides]
|-
|Keynote: ZFS Past & Future||Mark Maybee||Oracle || [https://www.youtube.com/watch?v=c1ek1tFjhH8 Video] || [https://drive.google.com/file/d/0B_J4mRfoVJQRblFlalNmb0U3ZG9BS3A3VDRlUi1YRnVMNXow/view?usp=sharing Slides]
|-
|ZSTD Compression||Allan Jude||ScaleEngine||[https://www.youtube.com/watch?v=hWnWEitDPlM Video]||[[Media:03-OpenZFS_2017_-_ZStandard_in_ZFS.pdf|Slides]]
|-
|Fast Clone Deletion||Sara Hartse||Delphix||[https://www.youtube.com/watch?v=GLABJRWwGMk Video]||[[Media:04-Fast_Clone_Deletion.pdf|Slides]]
|-
|MMP: Safe "zpool import" for Clusters||Olaf Faaland||LLNL||[https://www.youtube.com/watch?v=zZTP3zEfKYM Video]||[https://drive.google.com/file/d/0B_J4mRfoVJQRd3Vvc2ludGpvX1N0Y0E3bVd6ZjFRMmR0SnRJ/view?usp=sharing Slides]
|-
|Porting With OSX||Jorgen Lundman||GMO ||[https://www.youtube.com/watch?v=6_8jQnJf418 Video]||[[Media:06-Porting_with_OSX.pdf|Slides]]
|-
|Faster Allocation with the Log Spacemap||Serapheim Dimitropoulos||Delphix || [https://www.youtube.com/watch?v=jj2IxRkl5bQ Video]|| [https://drive.google.com/file/d/0B5fzqkw_-diCeDVZSzl0VnR6Tzg/view?usp=sharing Slides]
|-
|[[iFlash | iFlash: Dynamic Adaptive L2ARC Caching]]||Shailendra Tripathi||Tegile || [https://www.youtube.com/watch?v=oAjMr5IES2w Video]|| [[Media:08-iFlash.pdf|Slides]]
|-
|DRAID||Isaac Huang||Intel||[https://www.youtube.com/watch?v=xPU3rIHyCTs Video]||[[Media:09-dRAID.pdf|Slides]]
|-
|ZIL Performance: How I Doubled Sync Write Speed||Prakash Surya||Delphix||[https://www.youtube.com/watch?v=RUb8svObroE Video]||[[Media:10-ZIL_performance.pdf|Slides]]
|}
 
==Talks: Day 2==
 
Shorter talks, around 15 minutes each.
 
{| class="wikitable"
|-
!Title!!Speaker!!Company!!Video!!Slides
|-
|"Oh Shift!" changing the allocation size||George Wilson||Delphix||[https://www.youtube.com/watch?v=_-QAnKtIbGc Video]|| [https://drive.google.com/file/d/0B5fzqkw_-diCZFVTZlpua3hjNWs/view?usp=sharing Slides]
|-
|A proposal for 1,000x better dedup performance||Matt Ahrens||Delphix||[https://www.youtube.com/watch?v=PYxFDBgxFS8 Video]||[[Media:ZFS_dedup.pdf | Slides]]
|-
|New prefetcher for sequential scrub||Tom Caputi||Datto||[https://www.youtube.com/watch?v=upn9tYh917s Video]||[[Media:New_Scrub_Prefetcher.pdf | Slides]]
|-
|Storage Pool Checkpoint||Serapheim Dimitropoulos||Delphix||[https://www.youtube.com/watch?v=fPQA8K40jAM Video]||[[Media:Storage_Pool_Checkpoint.pdf | Slides]]
|-
|Improving resilver: results & operational impacts||Saso Kiselkov||Nexenta||[https://www.youtube.com/watch?v=HnTYCjSo6ic Video]||[[Media:Saso_-_resilver_update.pdf | Slides]]
|-
|RAID-Z Expansion||Matt Ahrens||Delphix + FreeBSD Foundation||[https://www.youtube.com/watch?v=ZF8V7Tc9G28 Video]||[[Media:RAIDZ_Expansion_v2.pdf | Slides]]
|}
 
==Hackathon Projects==
 
Audience choice awards:
{| class="wikitable"
{| class="wikitable"
!Prize!!Project!!Participants
|-
|1st place||ZTOUR, which mixes ZDB with FUSE, allowing you to explore the internals of the ZFS on-disk format with a file browser||Don Brady, Pavel Zakharov, Prashanth Sreenivasa
|-
|2nd place||FIEMAP, which makes file segment info from ZFS available via the standard Linux API||Brian Behlendorf
|-
|-
| Jun 9, 2017 || [https://www.eventbrite.com/e/openzfs-developer-summit-2017-tickets-34912232427 Conference registration] opens<br><br>Begin submitting Abstract / Presentation proposals (send email to matt@mahrens.org)
|3rd place||MDB on Linux: porting the illumos kernel debugger MDB to Linux||Seb Roy, Serapheim Dimitropoulos, Prakash Surya, John Kennedy
|}
 
Additional projects:
{| class="wikitable"
|-
|-
| Sep 4, 2017 || Abstract / Presentation proposal deadline
|Uploading videos from this morning
|-
|-
| Sept 15, 2017 || Selected speakers notified
|FreeNAS Test Integration
|-
|-
| Sept 27, 2017 || Waitlist cleared
|ZFS Property Setting in Channel Programs
|-
|-
| '''Oct 24, 2017''' || '''Conference day 1 - talks - venue: [https://www.google.com/maps/place/Children's+Creativity+Museum/@37.7833172,-122.4043141,17z/data=!3m1!4b1!4m5!3m4!1s0x80858087438c54b7:0x9229072a5964c7fb!8m2!3d37.7833172!4d-122.4021201 Childrens' Creativity Museum]'''
|Compressed+deduped send stream bug fix
|-
|-
| '''Oct 25, 2017''' || '''Conference day 2 - hackathon - venue: [https://www.google.com/maps/place/GitHub/@37.7822671,-122.3934419,17z/data=!3m1!4b1!4m5!3m4!1s0x8085807f619a62df:0x491ce2f73977af35!8m2!3d37.7822671!4d-122.3912479 GitHub HQ]'''
|Metaslab allocation PR testing
|-
|Proposed deduplication improvements
|-
|Combined smart compression and backing off compression level
|-
|zfs send / receive for windows
|-
|Optimized Fletcher4 port to illumos
|-
|Man page updates for Linux (default values)
|-
|Benchmark to create large directory structures
|-
|ztest reproducibility
|-
|Tags for controlling the ZFS Test Suite
|}
|}


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<li style="display: inline-block; padding: 20px; padding-bottom: 65px;"> [[file:Nexenta_logo.jpg |180x180px|link=http://www.nexenta.com/ | right | Nexenta]] </li>
<li style="display: inline-block; padding: 20px; padding-bottom: 65px;"> [[file:Nexenta_logo.jpg |180x180px|link=http://www.nexenta.com/ | right | Nexenta]] </li>
<li style="display: inline-block; padding: 20px; padding-bottom: 65px;">[[File: opendrives-logo.png|180x180px|link=https://opendrives.com/ | right | OpenDrives ]] </li>
<li style="display: inline-block; padding: 20px; padding-bottom: 65px;">[[File: opendrives-logo.png|180x180px|link=https://opendrives.com/ | right | OpenDrives ]] </li>
<li style="display: inline-block; padding: 20px; padding-bottom: 65px;">[[File: OsNexus.png|180x180px|link= http://www.osnexus.com/ | right | OSNEXUS ]] </li>
<li style="display: inline-block; padding: 20px; padding-bottom: 65px;">[[File: OsNexus.png|180x180px|link=http://www.osnexus.com/ | right | OSNEXUS ]] </li>
<li style="display: inline-block; padding: 20px; padding-bottom: 65px;">[[File: OVH-logo.png|240x240px|link=http://www.ovh.com/ | right | OVH ]] </li>
</ul></div>
</ul></div>


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</ul></div>
</ul></div>


==Sponsorship==
===Coffee Sponsor===
Please reach out to kritter at delphix dot com for sponsorship opportunities
 
<div><ul>
<li style="display: inline-block; padding: 20px;"> [[File: MyNAS Storage Appliance Logo.jpg |120x120px|link=http://www.mynas.com.au/ | MyNAS]] </li>
</ul></div>


==Harassment Policy==
==Harassment Policy==

Latest revision as of 03:06, 17 November 2017


OpenZFS Dev Summit 2017

The fifth annual OpenZFS Developer Summit was held October 24-25, 2017 in San Francisco. As with previous years: The goal of the event is to foster cross-community discussions of OpenZFS work and to make progress on some of the projects we have proposed. The first day of the event is presentations, and the second day is combined presentations and a hackathon. New contributors are welcome at the hackathon!

Talks: Day 1

Main talks, typically 45 minutes each.

Title Speaker Company Video Slides
State of the Union Matt Ahrens Delphix Video Slides
Keynote: ZFS Past & Future Mark Maybee Oracle Video Slides
ZSTD Compression Allan Jude ScaleEngine Video Slides
Fast Clone Deletion Sara Hartse Delphix Video Slides
MMP: Safe "zpool import" for Clusters Olaf Faaland LLNL Video Slides
Porting With OSX Jorgen Lundman GMO Video Slides
Faster Allocation with the Log Spacemap Serapheim Dimitropoulos Delphix Video Slides
iFlash: Dynamic Adaptive L2ARC Caching Shailendra Tripathi Tegile Video Slides
DRAID Isaac Huang Intel Video Slides
ZIL Performance: How I Doubled Sync Write Speed Prakash Surya Delphix Video Slides

Talks: Day 2

Shorter talks, around 15 minutes each.

Title Speaker Company Video Slides
"Oh Shift!" changing the allocation size George Wilson Delphix Video Slides
A proposal for 1,000x better dedup performance Matt Ahrens Delphix Video Slides
New prefetcher for sequential scrub Tom Caputi Datto Video Slides
Storage Pool Checkpoint Serapheim Dimitropoulos Delphix Video Slides
Improving resilver: results & operational impacts Saso Kiselkov Nexenta Video Slides
RAID-Z Expansion Matt Ahrens Delphix + FreeBSD Foundation Video Slides

Hackathon Projects

Audience choice awards:

Prize Project Participants
1st place ZTOUR, which mixes ZDB with FUSE, allowing you to explore the internals of the ZFS on-disk format with a file browser Don Brady, Pavel Zakharov, Prashanth Sreenivasa
2nd place FIEMAP, which makes file segment info from ZFS available via the standard Linux API Brian Behlendorf
3rd place MDB on Linux: porting the illumos kernel debugger MDB to Linux Seb Roy, Serapheim Dimitropoulos, Prakash Surya, John Kennedy

Additional projects:

Uploading videos from this morning
FreeNAS Test Integration
ZFS Property Setting in Channel Programs
Compressed+deduped send stream bug fix
Metaslab allocation PR testing
Proposed deduplication improvements
Combined smart compression and backing off compression level
zfs send / receive for windows
Optimized Fletcher4 port to illumos
Man page updates for Linux (default values)
Benchmark to create large directory structures
ztest reproducibility
Tags for controlling the ZFS Test Suite

Thank You 2017 Sponsors!

Platinum Sponsors

  • datto
  • Delphix
  • GitHub
  • MPSTOR
  • Nexenta
  • OpenDrives
  • OSNEXUS
  • OVH

Gold Sponsors

  • Intel
  • iXSystems
  • Syneto

Silver Sponsors

  • FreeBSD Foundation
  • rsync.net

Bronze Sponsors

  • reevert

Coffee Sponsor

  • MyNAS

Harassment Policy

OpenZFS Developer Summit is dedicated to providing a harassment-free conference experience for everyone, regardless of gender, gender identity and expression, sexual orientation, disability, physical appearance, body size, race, age or religion. We do not tolerate harassment of conference participants in any form. Sexual language and imagery is not appropriate for any conference venue, including talks. Conference participants violating these rules may be sanctioned or expelled from the conference at the discretion of the conference organizers.

For information about last year's event, see the OpenZFS Developer Summit 2016 page.