[3dem] Problem with Relion 3.0 multi-body refinement

[Takanori Nakane]

Hi,

You ran out of GPU memory.

> The funny thing is, I have used the Refine3D subprogram in Relion to
> refine

Multibody refinement takes N times the GPU memory than Refine3D,
where N is the number of bodies.

Please re-run (not continue) it with "skip padding: Yes".

Best regards,

Takanori Nakane

> Hello everyone.  I am currently running Relion 3.0 multi-body refinement
> and when the refinement was about to converge, I got this error:
> ERROR: out of memory in
> /programs/x86_64-linux/relion/3.0_cu8.0/src/acc/acc_backprojector_impl.h
> at
> line 37 (error-code 2)
> in: /programs/x86_64-linux/relion/3.0_cu8.0/src/acc/cuda/cuda_settings.h,
> line 67
> ERROR:
>
> A GPU-function failed to execute.
>
> The funny thing is, I have used the Refine3D subprogram in Relion to
> refine
> this structure and there were no issues at all, so I'm wondering if anyone
> else has experienced this problem.
> --
> Vishaka Santosh
> UVA Class of 2011, BS in Chemistry with a specialization in Biochemistry
> VCU Class of 2013, MS in Biochemistry
> VCU Class of 2018, PhD in Physiology and Biophysics
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