yes
Am 30.03.2017 um 21:26 schrieb Charles Lin:
> Hi,
>
> I've been meaning to take a look at this, but as I am currently in the middle of relocating, my resources are currently very limited for another week or so. Both amber14 and amber16 being run are fully patched correct?
>
> Thanks,
> Charlie
>
> ________________________________________
> From: Paul Westphälinger [paul_westphaelinger.ewetel.net]
> Sent: Thursday, March 30, 2017 7:57 AM
> To: AMBER Mailing List
> Subject: [AMBER] 4.5 fold increase in memory consumption for nmr restraints going from amber14 to amber16
>
> Hello,
>
> I noticed a dramatic memory usage increase going from amber14 to amber16 when using nmr center
> of mass restraints. I have documented this in this email:
>
>
> I have run four simulations with nmropt=0 and nmropt=1 and both with
> amber14.13 and amber16. Everything else exactly identical. The restrained
> atom groups contain only three atoms each, and only one center of mass restrain is used
> in the simulation.
>
> I posted the nvidia-smi outputs below in this email, and I uploaded the testcase file to this file
> sharing service of my university:https://syncandshare.lrz.de/filestable/MkR2Qld2TDlWZXo4N3N5WXdndG1y
> The ex_init.sh files execute the simulations, I would appreciate to be informed if these
> test cases work for you or not. (If you are interested in receiving these files via mail
> I'll be happy to send them to you or to the whole mailing list if that is desired)
>
>
> To the nvidia-smi outputs:
>
> Please pay attention only to the 0-th GPU as this is the one I was
> using. Notice the increase in memory use even without nmr restraints
> from amber14 to 16 is small while with nmr restraint it is about a
> factor of 4.5.
>
>
> Best,
>
> Paul Westphälinger
>
>
> I'll post the nvidia-smi outputs here:
>
> amber 14 with nmropt=1:
>
> Tue Mar 21 12:21:54 2017
> +------------------------------------------------------+
> | NVIDIA-SMI 352.93 Driver Version: 352.93 |
> |-------------------------------+----------------------+----------------------+
> | GPU Name Persistence-M| Bus-Id Disp.A | Volatile
> Uncorr. ECC |
> | Fan Temp Perf Pwr:Usage/Cap| Memory-Usage | GPU-Util
> Compute M. |
> |===============================+======================+======================|
> | 0 GeForce GTX TIT... Off | 0000:02:00.0 Off |
> N/A |
> | 30% 72C P2 177W / 250W | 292MiB / 12287MiB | 97% Default |
> +-------------------------------+----------------------+----------------------+
> | 1 GeForce GTX TIT... Off | 0000:03:00.0 Off |
> N/A |
> | 33% 73C P2 204W / 250W | 1262MiB / 12287MiB | 97% Default |
> +-------------------------------+----------------------+----------------------+
> | 2 GeForce GTX TIT... Off | 0000:81:00.0 Off |
> N/A |
> | 22% 34C P8 15W / 250W | 23MiB / 12287MiB | 0% Default |
> +-------------------------------+----------------------+----------------------+
> | 3 GeForce GTX TIT... Off | 0000:82:00.0 Off |
> N/A |
> | 22% 29C P8 15W / 250W | 23MiB / 12287MiB | 0% Default |
> +-------------------------------+----------------------+----------------------+
>
> +-----------------------------------------------------------------------------+
> | Processes: GPU Memory |
> | GPU PID Type Process name Usage |
> |=============================================================================|
> | 0 28177 C pmemd.cuda
> 267MiB |
> | 1 25712 C /home/fzeller/amber16//bin/pmemd.cuda
> 1237MiB |
> +-----------------------------------------------------------------------------+
>
>
> amber 14 with nmropt=0:
>
> Tue Mar 21 12:20:44 2017
> +------------------------------------------------------+
> | NVIDIA-SMI 352.93 Driver Version: 352.93 |
> |-------------------------------+----------------------+----------------------+
> | GPU Name Persistence-M| Bus-Id Disp.A | Volatile
> Uncorr. ECC |
> | Fan Temp Perf Pwr:Usage/Cap| Memory-Usage | GPU-Util
> Compute M. |
> |===============================+======================+======================|
> | 0 GeForce GTX TIT... Off | 0000:02:00.0 Off |
> N/A |
> | 22% 63C P2 188W / 250W | 292MiB / 12287MiB | 99% Default |
> +-------------------------------+----------------------+----------------------+
> | 1 GeForce GTX TIT... Off | 0000:03:00.0 Off |
> N/A |
> | 33% 73C P2 205W / 250W | 1262MiB / 12287MiB | 97% Default |
> +-------------------------------+----------------------+----------------------+
> | 2 GeForce GTX TIT... Off | 0000:81:00.0 Off |
> N/A |
> | 22% 34C P8 15W / 250W | 23MiB / 12287MiB | 0% Default |
> +-------------------------------+----------------------+----------------------+
> | 3 GeForce GTX TIT... Off | 0000:82:00.0 Off |
> N/A |
> | 22% 29C P8 15W / 250W | 23MiB / 12287MiB | 0% Default |
> +-------------------------------+----------------------+----------------------+
>
> +-----------------------------------------------------------------------------+
> | Processes: GPU Memory |
> | GPU PID Type Process name Usage |
> |=============================================================================|
> | 0 28138 C pmemd.cuda
> 267MiB |
> | 1 25712 C /home/fzeller/amber16//bin/pmemd.cuda
> 1237MiB |
> +-----------------------------------------------------------------------------+
>
>
> amber 16 with nmropt=1:
>
> Tue Mar 21 12:17:47 2017
> +------------------------------------------------------+
> | NVIDIA-SMI 352.93 Driver Version: 352.93 |
> |-------------------------------+----------------------+----------------------+
> | GPU Name Persistence-M| Bus-Id Disp.A | Volatile
> Uncorr. ECC |
> | Fan Temp Perf Pwr:Usage/Cap| Memory-Usage | GPU-Util
> Compute M. |
> |===============================+======================+======================|
> | 0 GeForce GTX TIT... Off | 0000:02:00.0 Off |
> N/A |
> | 23% 65C P2 194W / 250W | 1295MiB / 12287MiB | 96% Default |
> +-------------------------------+----------------------+----------------------+
> | 1 GeForce GTX TIT... Off | 0000:03:00.0 Off |
> N/A |
> | 32% 73C P2 205W / 250W | 1262MiB / 12287MiB | 97% Default |
> +-------------------------------+----------------------+----------------------+
> | 2 GeForce GTX TIT... Off | 0000:81:00.0 Off |
> N/A |
> | 22% 34C P8 15W / 250W | 23MiB / 12287MiB | 0% Default |
> +-------------------------------+----------------------+----------------------+
> | 3 GeForce GTX TIT... Off | 0000:82:00.0 Off |
> N/A |
> | 22% 29C P8 15W / 250W | 23MiB / 12287MiB | 0% Default |
> +-------------------------------+----------------------+----------------------+
>
> +-----------------------------------------------------------------------------+
> | Processes: GPU Memory |
> | GPU PID Type Process name Usage |
> |=============================================================================|
> | 0 28007 C pmemd.cuda
> 1270MiB |
> | 1 25712 C /home/fzeller/amber16//bin/pmemd.cuda
> 1237MiB |
> +-----------------------------------------------------------------------------+
>
>
> amber 16 with nmropt=0:
>
> Tue Mar 21 12:19:16 2017
> +------------------------------------------------------+
> | NVIDIA-SMI 352.93 Driver Version: 352.93 |
> |-------------------------------+----------------------+----------------------+
> | GPU Name Persistence-M| Bus-Id Disp.A | Volatile
> Uncorr. ECC |
> | Fan Temp Perf Pwr:Usage/Cap| Memory-Usage | GPU-Util
> Compute M. |
> |===============================+======================+======================|
> | 0 GeForce GTX TIT... Off | 0000:02:00.0 Off |
> N/A |
> | 33% 76C P2 202W / 250W | 327MiB / 12287MiB | 99% Default |
> +-------------------------------+----------------------+----------------------+
> | 1 GeForce GTX TIT... Off | 0000:03:00.0 Off |
> N/A |
> | 33% 73C P2 203W / 250W | 1262MiB / 12287MiB | 97% Default |
> +-------------------------------+----------------------+----------------------+
> | 2 GeForce GTX TIT... Off | 0000:81:00.0 Off |
> N/A |
> | 22% 34C P8 15W / 250W | 23MiB / 12287MiB | 0% Default |
> +-------------------------------+----------------------+----------------------+
> | 3 GeForce GTX TIT... Off | 0000:82:00.0 Off |
> N/A |
> | 22% 30C P8 15W / 250W | 23MiB / 12287MiB | 0% Default |
> +-------------------------------+----------------------+----------------------+
>
> +-----------------------------------------------------------------------------+
> | Processes: GPU Memory |
> | GPU PID Type Process name Usage |
> |=============================================================================|
> | 0 28048 C pmemd.cuda
> 302MiB |
> | 1 25712 C /home/fzeller/amber16//bin/pmemd.cuda
> 1237MiB |
> +-----------------------------------------------------------------------------+
>
>
> Greetings,
>
> Paul Westphälinger
>
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Received on Thu Mar 30 2017 - 13:00:02 PDT
