Forum: Hardware
June 14, 2022, 11:28
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Replies: 778
Views: 199,798
I did some rough comparisons with respect to...
I did some rough comparisons with respect to VMs/containers. LXC was the clear winner (using proxmox) which cost only a couple of % in performance when compared to bare-metal. Next was VMWare which...
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Forum: Hardware
May 13, 2022, 03:55
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Replies: 778
Views: 199,798
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Forum: Hardware
May 6, 2022, 07:03
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Replies: 778
Views: 199,798
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Forum: Hardware
October 11, 2021, 21:02
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Replies: 778
Views: 199,798
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Forum: Hardware
July 10, 2021, 08:23
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Replies: 778
Views: 199,798
Hi all,
tried to run this with openfoam.org...
Hi all,
tried to run this with openfoam.org OF8 also, however running into issues;
Should this not be "surfaceFeaturesDict"?
Even when doing that, when I run surfaceFeatures it barfs;
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Forum: Hardware
June 22, 2021, 08:02
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Replies: 778
Views: 199,798
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Forum: Hardware
June 13, 2021, 17:00
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Replies: 778
Views: 199,798
Some more legacy harware...
Hi all, HP DL560 Gen8 with 2x E5-2690v2, 16x16Gb 1866 DDR3. Ubuntu 20.04, OF 7 from .org Ubuntu repository.
threads mesh speedup sim speedup it/s
1.00 1708.00 1.00 934.50 1.00 0.11...
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Forum: Hardware
February 1, 2021, 21:32
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Replies: 778
Views: 199,798
Ok that's what I thought. I have ordered my 4x...
Ok that's what I thought. I have ordered my 4x 4627 V2's and am eagerly awaiting delivery to do more benchmarking. Will report as soon as they arrive, the rest of the machine is already here and...
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Forum: Hardware
January 12, 2021, 11:00
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Replies: 778
Views: 199,798
This has been done and reported in #339...
This has been done and reported in #339 (https://www.cfd-online.com/Forums/hardware/198378-openfoam-benchmarks-various-hardware-17.html#post788282), unless I missed something...
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Forum: Hardware
December 29, 2020, 21:01
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Replies: 778
Views: 199,798
Strange...
Hi all,
I'm just comparing all quad capable v2 Xeons in terms of performance that were posted here (filling my shopping list for a low budget 4 socket workstation), and came across @wkernkamps...
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Forum: Hardware
October 16, 2020, 16:46
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Replies: 778
Views: 199,798
Now with bhyve, under freenas 11.3;
...
Now with bhyve, under freenas 11.3;
SnappyHexMesh
Cores Pwr(W) Time(s) kWh
1 160 2728 0.12
2 180 1719 0.086
4 207 1028 0.059
6 232 717 0.046
8 249 604 0.042
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Forum: Hardware
October 16, 2020, 09:34
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Replies: 778
Views: 199,798
Ok now with ESXi 6.5, same hardware as above...
Ok now with ESXi 6.5, same hardware as above (DL380p, 2x E5-2630v1, 16x 2Rx4, 1333MHz), vm is identical to bare-metal setup above.
SnappyHexMesh
Cores Pwr(W) Time(s) kWh
1 158 2522 0.110...
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Forum: Hardware
October 16, 2020, 03:17
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Replies: 778
Views: 199,798
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Forum: Hardware
October 14, 2020, 13:08
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Replies: 778
Views: 199,798
Power requirements...
Hello all,
I recently got an HP DL380P with (only) 2x E5-2630v1, 16x 2Rx4Gb 1333 DDR3 (64Gb total), and through the excellent iLO I can also monitor power draw (see attached image). I'll do some...
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Forum: Hardware
October 7, 2020, 11:02
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Replies: 778
Views: 199,798
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Forum: Hardware
October 7, 2020, 06:46
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Replies: 778
Views: 199,798
Hi Meshingpumpkins,
I think your last column...
Hi Meshingpumpkins,
I think your last column might need correction; it needs to be the inverse... You divided the runtime by 100, but what you should do for it/s is to divide 100 by runtime... But...
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Forum: Hardware
May 26, 2020, 12:20
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Replies: 778
Views: 199,798
Virtualisation comparison
Hi all,
on the same hardware as in #274 (https://www.cfd-online.com/Forums/hardware/198378-openfoam-benchmarks-various-hardware-14.html#post766281), comparing the bare-metal performance to...
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Forum: Hardware
May 23, 2020, 11:57
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Replies: 778
Views: 199,798
Some more nostalgia...
HP Z840, 2x Xeon E5-2637v4, 2x4 cores, 3.5GHz, 128Gb 2400Mhz in 8x16Gb, single rank.
Threads Mesh Speedup Runtime Speedup It/s
1 1581 1 1048.83 1.00 0.1
2 ...
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Forum: Hardware
April 18, 2020, 09:33
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Replies: 778
Views: 199,798
A bit of nostalgia...
Just for kicks, tried it on an X8DAE, 2x X5670 (2.93, turbo 3.2 I think), 12x4Gb 1333MHz RDRAM, Ubuntu 19.10, kernel 5.3.0, OpenFOAM7 from openfoam.org repository.
CPUs Mesh Speedup ...
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Forum: Hardware
March 24, 2020, 12:28
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Replies: 778
Views: 199,798
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