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IT Assist - ZFS on linux
1. ZFS on Linux
Mircea MITU – Co-Founder IT Assist / CTO
www.itassist.ro
www.itassist.ro
2. ZFS (quotes)
● “ZFS is the most advanced file system ever
invented” - zfs-fuse.net
● “ZFS is a new kind of file system that provides
simple administration, transactional semantics,
end-to-end data integrity, and immense
scalability” - opensolaris.org
● “ZFS is a combined file system and logical
volume manager designed by Sun
Microsystems. “ - wikipedia.org
www.itassist.ro
9. How to get ZFS running on Linux
● On your distro
● ZFS-FUSE.net
● Userland (FUSE) implementation
● Not very fast but stable & easy to run
● ZFSonLINUX.org: native, sources
● KQStor.com (native)
● bins for RHEL6/Fedora 14 & Ubuntu 10.04/10.10
www.itassist.ro
10. How to get ZFS running on Linux
● Dedicated distros
● Debian GNU/kFreeBSD
● Nexenta (Ubuntu + OpenSolaris kernel)
● OpenSolaris
www.itassist.ro
11. Benchmarks (Phoronix)
● Benchmarks Of The Official KQ ZFS Linux
Module: http://xurl.ro/1nq0 (Jan 2011)
● Debian GNU/kFreeBSD Benchmarks With Its
New Kernel: http://xurl.ro/75n0 (Oct 2010)
● Running The Native ZFS Linux Kernel Module,
Plus Benchmarks: http://xurl.ro/73020 (Nov 2010)
● Benchmarks Of ZFS-FUSE On Linux Against
EXT4, Btrfs: http://xurl.ro/67p0 (Aug 2010)
www.itassist.ro
12. ZFS @ IT Assist
● Used in a Disaster Recovery Service
● Offsite ZFS storage for hundreds of servers
● Major benefits:
● High density (due to Copy-on-Write)
● Reliable (fault tolerant, atomic write, checksums)
● Ability to instantly clone current/previous versions of
critical servers
www.itassist.ro
13. IT Assist - IT as a Service
● Complete IT Outsourcing
● Dedicated services (i.e. Disaster Recovery)
www.itassist.ro
14. Contact
Thank you for your attention
More information:
Mircea MITU <mircea.mitu@itassist.ro>
Co-Founder / Chief Technical Officer
IT Assist - Your IT Department
www.itassist.ro
twitter.com/mirceamitu
twitter.com/itassist
www.itassist.ro