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    SubjectRe: [ANNOUNCE] Linux hits 20 Gb/s stream to disk levels over Infiniband
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    On 1 April 2012 05:23, Jeffrey Merkey <jeffmerkey@gmail.com> wrote:
    > On 3/31/12, David Dillow <dave@thedillows.org> wrote:
    >> On Sat, 2012-03-31 at 11:28 -0600, Jeffrey Merkey wrote:
    >>> Made it to 20 Gb/s network packet capture stream to disk performance
    >>> levels over Infiniband fabrics on Linux.
    >>
    >> I'm assuming that the interesting part is the 20 Gbits/s capture? And at
    >> minimum packet sizes, I'd hope. Linux has been able to stream more than
    >> 5 GBytes/s (40 Gbits/s) to disk for several years now over SRP.
    >
    > Network Capture while being routed and regenerated and piped through
    > apps at the same time from live network traffic.  Most of the other
    > vendors tout 10 Gb/s stream to disk but only Solera really can do it.
    > All of them except Niksun are Linux and I think they moved some of
    > their stuff to it.  So hitting 20 Gb/s is a big deal right now.  With
    > Intel's push in IB/Ethernet, this is where the next thing is going.
    > 3D Torus stuff is totally cool.  You can actually store data in the
    > network itself.  Talk about a challenge for Network security.

    You can do Infiniband routing in software? This is indeed very interesting.
    Pinged your contact page. :)

    >
    > The next class of malicious programs may be adapted to live within
    > fabrics and require new methods to detect and remove them.
    >
    >>
    >>>  Will be trying this on 3.0
    >>> after I work through the OFED issues (long list).  Post the results
    >>> from 3.0.  These are from 2.6.XX series kernels.
    >>
    >> You may find it easier to use a recent RedHat or SUSE with an upstream
    >> kernel. I know that RHEL6 userland is compatible with the upstream
    >> kernel's Infiniband, and OFED is moving its kernel work to a "backport
    >> upstream" model for OFED 3.2.
    >>
    >
    >
    > I've got RH6 done, but OFED was down on the list and SLES was ahead
    > of.it.  No rest for the weary.
    >
    > Jeff
    >
    >>> Linux f_cking ROCKS!!!
    >>
    >> Indeed it does.
    >>
    >>
    > --
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    Joseph.

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