Trustworthy Systems

Terabytes on a diet


Peter Chubb

    School of Computer Science and Engineering
    Sydney 2052, Australia


Terabytes on a Diet

You can buy a multiTerabyte raid array off the shelf nowadays. But it's not much use if you can't plug it into your trusty Linux box...

Although the block layer is in flux, there's still a lot of careless coding that means:


I set out to remove these limitations on both 64 and 32 bit platforms.

But how do you test support for huge (>2TB) filesystems under Linux when the biggest disc you have is 100G? Simple, write a simulator, and use a sparse file for the disc contents. But... it's not that simple, as I'll explain in my talk.

BibTeX Entry

    address          = {Melbourne, Australia},
    author           = {Peter Chubb},
    booktitle        = {Conference for Unix, Linux and Open Source Professionals (AUUG)},
    month            = sep,
    paperurl         = {},
    title            = {Terabytes on a Diet},
    year             = {2002}