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    SubjectRe: userspace block driver?
    On 2005-11-09T08:54:56, Jens Axboe <> wrote:

    > > >>Has anybody put any thought towards how a userspace block driver
    > > >>would work?
    > I was going to say drbd, but then you did say more lightweight :-)

    drbd is implemented all in-kernel, too.

    The deadlock scenarios with running block IO through user-space are
    still somewhat unsolved, though. Not that block over network IO (in
    particular TCP) is much better even when implemented in-kernel...

    Lars Marowsky-Brée <>

    High Availability & Clustering
    SUSE Labs, Research and Development
    SUSE LINUX Products GmbH - A Novell Business -- Charles Darwin
    "Ignorance more frequently begets confidence than does knowledge"

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