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Check Tarkan "Sun ZFS and Linux" topic on 18th Nov, on this mailing list. http://marc.theaimsgroup.com/?l=linux-kernel&m=113235728212352&w=2 Cheers, Paulo Matos On 21/11/05, Alfred Brons <alfredbrons@yahoo.com> wrote: > Hi All, > > I just noticed in the news this link: > > http://www.opensolaris.org/os/community/zfs/demos/basics > > I wonder what would be our respond to this beaste? > > btw, you could try it live by using Nexenta > GNU/Solaris LiveCD at > http://www.gnusolaris.org/gswiki/Download which is > Ubuntu-based OpenSolaris > distribution. > > So what is ZFS? > > ZFS is a new kind of filesystem that provides simple > administration, transactional semantics, end-to-end > data integrity, and immense scalability. ZFS is not an > incremental improvement to existing technology; it is > a fundamentally new approach to data management. We've > blown away 20 years of obsolete assumptions, > eliminated complexity at the source, and created a > storage system that's actually a pleasure to use. > > ZFS presents a pooled storage model that completely > eliminates the concept of volumes and the associated > problems of partitions, provisioning, wasted bandwidth > and stranded storage. Thousands of filesystems can > draw from a common storage pool, each one consuming > only as much space as it actually needs. > > All operations are copy-on-write transactions, so the > on-disk state is always valid. There is no need to > fsck(1M) a ZFS filesystem, ever. Every block is > checksummed to prevent silent data corruption, and the > data is self-healing in replicated (mirrored or RAID) > configurations. > > ZFS provides unlimited constant-time snapshots and > clones. A snapshot is a read-only point-in-time copy > of a filesystem, while a clone is a writable copy of a > snapshot. Clones provide an extremely space-efficient > way to store many copies of mostly-shared data such as > workspaces, software installations, and diskless > clients. > > ZFS administration is both simple and powerful. The > tools are designed from the ground up to eliminate all > the traditional headaches relating to managing > filesystems. Storage can be added, disks replaced, and > data scrubbed with straightforward commands. > Filesystems can be created instantaneously, snapshots > and clones taken, native backups made, and a > simplified property mechanism allows for setting of > quotas, reservations, compression, and more. > > Alfred > > > > __________________________________ > Yahoo! FareChase: Search multiple travel sites in one click. > http://farechase.yahoo.com > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > -- Paulo Jorge Matos - pocm at sat inesc-id pt Web: http://sat.inesc-id.pt/~pocm Computer and Software Engineering INESC-ID - SAT Group - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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