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Experimental "UBD" Driver Posted As IO_uring-Based User-Space Block Driver

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  • Experimental "UBD" Driver Posted As IO_uring-Based User-Space Block Driver

    Phoronix: Experimental "UBD" Driver Posted As IO_uring-Based User-Space Block Driver

    Ming Lei of Red Hat has published an early implementation of a IO_uring based user-space block driver for Linux...

    https://www.phoronix.com/scan.php?pa...IO_uring-Block

  • #2
    How is this different from FUSE?
    Is this the same thing as FUSE?
    Maybe FUSE could use IO_uring.

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    • #3
      Originally posted by uid313 View Post
      How is this different from FUSE?
      Is this the same thing as FUSE?
      Maybe FUSE could use IO_uring.
      FUSE is filesystem in userspace.

      UBD is userspace block driver.

      They operate on different level here.

      FUSE could use io-uring, in fact, there's something called fuseuring https://github.com/uroni/fuseuring that demonstrates use of io-uring with FUSE.

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      • #4
        thanks you both. i had exactly the same question.

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        • #5
          So this is a higher-performance replacement for nbd?

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