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Archive for July, 2007

ZFS: The last word in file systems

Posted by emblica on July 29, 2007

Here we go with the rhythm of the Title Song of Dhoom 2 (Nothing special about it, just liked its adventurous theme, haha!)… Let’s appreciate the tremendous work of the Sun Team led by Jeff Bonwick for creating ZFS (i.e Zettabyte File System)!!

I found it more interesting digging inside this file system. The main features include:

  • High Storage capacity (Virtually Unlimited): As the world’s first 128-bit file system, ZFS offers 16 billion billion times the capacity of 32- or 64-bit systems.
  • Provable data integrity: ZFS protects all data with 64-bit checksums that detect and correct silent data corruption.
  • Near-Zero administration: ZFS automates and consolidates complicated storage administration concepts, reducing administrative overhead by 80 percent.
  • Blazing performance: ZFS is based on a transactional object model that removes most of the traditional constraints on the order of issuing I/Os, which results in huge performance gains.

For other details and limitations, log on to wikipedia for ZFS.

 P.S.: “If you’re willing to take on the entire software stack, there’s a lot of innovation possible.” 

Just Rethinking of the architecture required!!

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