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Thread: Gromac cores

  1. #1
    Target Butt IronBits's Avatar
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    Gromac cores

    From our friends over on [H] with a [s]low forum
    copy pasted from several posts in this thread if you want to try to go there
    http://www.hardforums.com/showthread...hreadid=609800

    This new gromacs core allows the use of 3dnow instead of SSE for all those with XP's that seems to run unstable with -advmethods .
    Problem is that frame times went from ~7 minutes to 9.30.
    without 3dnow!
    25 steps = 03:14:19
    with 3dnow!
    25 steps = 03:44:26
    Running 3DNow is still much faster than standard loops.
    In the Beta forum Vijay said he will give us a flag to do that in a few days after they see if this fixes the crashing and lockup problems with Gromacs wu's on AMD cpu's.
    30 minutes longer on XP procs

  2. #2
    Ancient Haggis Hound Angus's Avatar
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    What kind of Intel CPU is an 'XP' ? Never heered of that one

  3. #3
    Ancient Programmer Paratima's Avatar
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    I thought Grow-Macs was an Apple fertilizer!

  4. #4
    Target Butt IronBits's Avatar
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    hehehehe, it just might be

  5. #5
    Ancient Haggis Hound Angus's Avatar
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    What's up? I can't get any GROMACs core WUs.

    I either get Tinkers or G@H WUs, even though I'm config'd to only get f@h and -advmethods. This sux in the middle of a gauntlet.

  6. #6
    Member Cmarc's Avatar
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    We're all suffering from this.
    posted By LL at Ars:
    Beware the bad G@H units. You don't want the "unrecognized atom" message.
    My short term workaround was to reinvoke F@H without -advmethods, get a Tinker, and then reinvoke with -advmethods on. This way, if it clears up by the time the Tinker finishes, and I happen to be on-line, I should be back to all GROMACS again.
    to get rid of the G@H units :
    1) stop the client,
    2) FAH3Console -queueinfo
    3) FAH3Console -delete #of_WU
    Cheers,
    Marc

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