ZFS Port on LinuxAnurag Agarwal (CEO) and Anand Mitra (CTO)

KQ Stor is a product company from KQ Infotech. ZFS is a trademark of Oracle. ZFS port on Linux is an open source.

Why ZFSThe last word in file system

◦ Provable data integrity: Detects and corrects silent data corruption

◦ Immense capacity: The world’s first 128-bit filesystem◦ Simple administration◦ Large number of features◦ Smokin’ performance

ZFS on Multiple OSFreeBSD: Ported in 2007, zpool v(14),

released in Jan 2010MacOs: Port started in Aug 2007, stop in

Oct, 2009Fuse port on Linux: Ported in 2007, zpool

v(23) released in Jun 2010

Why ZFS on LinuxLinux: undisputed leaderSignificant interest for porting ZFS to

LinuxAn itch

History of ZFS Port at KQInfotechJuly 2008, KQInfotech foundedEnd of 2008, Early ZFS exploration2009, Became more serious about native

ZFS portOct 2009, First public demonstration of ZFS

portBrian from LLNL, working on the similar

goals2010, Rebased to code from BrianSep 2010, Beta Jan 2011, First general availability release

ZFS Beta15 Sep, 2010: Beta LaunchBeta was supported on

◦RHEL◦Ubuntu◦Fedora

Great Response for Beta500+ registration for betaActive support by community

ZFS ReleaseCreating KQStor BrandLaunch on Jan 14, 2011Ported zpool version 28Supported features

◦Storage Pool◦Compression◦Snapshot / Clone◦ Send / Receive◦Dedup

KQStor Release MatrixBinary Distribution for:

◦Ubuntu 10.10 Server Kernel 2.6.35.22

◦FC14 Kernel 2.6.35.6-48

◦RHEL6 Kernel 2.6.32-71

Based on customers requests will be available for other distros and versions

Feature ComparisonFeature ZFS OpenSolaris ZFS Linux Beta ZFS Linux GA

zfs snapshots yes partial yeszfs userspace yes no yes

zfs groupspace yes no yeszfs sharenfs=yes yes no yes*

zfs send/recv yes partial yeszfs allow yes no nozfs hold yes no yes

Quotas yes no yes

linux async IO NA no no (in release 1.1)Posix AIO NA yes yes

Deduplication yes no yesACL yes no no

zpool version 28 16 28

Quality of ZFS portSolais Test Framework, related to ZFS

(partially ported to Linux)Fstest (Posix compatibility tests)LTPExtensive Load testing with data and

metadata verifications

ZFS developers communitySource code is available at Github:

◦https://github.com/zfs-linuxProviding all possible support to build a

vibrant dev community

Business Model for KQStorZFS port is open sourceKQInfotech making serious investment in

this portVenture with commercial interestKQStor ZFS becomes a core technologyInteresting products and solutions on top

of this technology in near futureProvide services related to this and other

services offerings of KQInfotech

Road MapSupport other Linux distros

◦Debian◦More as per customer interests

Management UIReplicationClustering (HA)Many more solutions and products

Support Plans  KQ STOR Standard KQ STOR Premium KQ STOR Enterprise

Support Timings Standard Business Hours ( 9 AM – 5 PM)

Standard business hours ( 9 AM – 5PM)

24 X 7

Supporting Medium Email Email and Phone Email and Phone

Number of Incidents Unlimited Unlimited Unlimited

Response times One-Two Business Days

One Business Day 4 Hours

Thank You

Contact Us KQ Infotech Pvt. Ltd.A-401, Mitrangan, Baner Road, Pune – 411045(O) +91 (20) 6511 0984(O) +1 408 419 1518Email: sales@kqinfotech.comWebsite: www.kqinfotech.com

KQ Stor is a product company from KQ Infotech. ZFS is a trademark of Oracle. ZFS port on Linux is an open source.