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9Â¥: Originally posted by wmy8802217 at 2016-02-28 10:36:08
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Ireson

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6Â¥: Originally posted by ultraq at 2016-02-28 08:21:18
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Ireson

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7Â¥: Originally posted by haizhiwuyu at 2016-02-28 08:53:29
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Ireson

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9Â¥: Originally posted by wmy8802217 at 2016-02-28 10:36:08
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Ireson

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9Â¥: Originally posted by wmy8802217 at 2016-02-28 10:36:08
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haizhiwuyu

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Ireson: ½ð±Ò+5 2016-02-28 13:57:51
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13Â¥: Originally posted by Ireson at 2016-02-28 12:55:32
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Ireson

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16Â¥: Originally posted by haizhiwuyu at 2016-02-28 13:39:23
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I have only performed single-node benchmarks so far, so the focus is comparing the speed when running with CPUs only vs. CPUs+GPUs. The K40 node has 2 GPUs and 2 CPU sockets, with 1 GPU attached to each socket, so the comparison is 16 cores vs (any number of cores) and 2 GPUs. Typically, I found that using 8 MPI ranks (i.e. 8 out of 16 cores on a Triolith node) sharing 2 GPUs using MPS was the fastest combination for regular DFT jobs.
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Ireson: ½ð±Ò+3 2016-02-28 15:22:45
Ireson: ½ð±Ò+3 2016-02-28 15:22:46
Ireson: ½ð±Ò+3 2016-02-28 15:22:47
18Â¥2016-02-28 14:02:08
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laozhu5572

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Ireson: ½ð±Ò+3 2016-02-28 15:22:56
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