[Rtk-users] rtksart exception error

[Vincent Libertiaux]

On 23.02.22 15:48, Simon Rit wrote:
> Great. I have managed to reproduce the error with a smaller volume and 
> I can confirm that a more meaningful message ("Description: ITK ERROR: 
> CUDA ERROR: out of memory") is obtained after this change
> https://github.com/SimonRit/RTK/pull/477
> Would be great if you can confirm that it works for you too before I 
> merge.
> Simon
>
> On Wed, Feb 23, 2022 at 3:19 PM Vincent Libertiaux <vl at xris.eu> wrote:
>
>     On 23.02.22 11:32, Simon Rit wrote:
>>     Hi Vincent,
>>     Thanks. I cannot reproduce the issue on my laptop is I only
>>     modify the size of the reconstructed volume with "--dimension
>>     2500,2500,10". With this argument, do you still have the same issue?
>>     I am suspecting that a problem occured before (e.g., memory
>>     allocation failing) and I would suggest to add some
>>     CUDA_CHECK_ERROR in the lines before, e.g., right after
>>     cudaMalloc3DArray here
>>     <https://github.com/SimonRit/RTK/blob/master/src/rtkCudaUtilities.cu#L129-L133>.
>>     Simon
>>
>>     On Tue, Feb 22, 2022 at 3:28 PM Vincent Libertiaux <vl at xris.eu>
>>     wrote:
>>
>>         Hi Simon,
>>
>>         thanks for the quick reply ! Here is a copy of the
>>         projections file header:
>>
>>         ObjectType = Image
>>         NDims = 3
>>         BinaryData = True
>>         BinaryDataByteOrderMSB = False
>>         CompressedData = False
>>         TransformMatrix = 1 0 0 0 1 0 0 0 1
>>         Offset = -204.69999999999999 -204.69999999999999 0
>>         CenterOfRotation = 0 0 0
>>         AnatomicalOrientation = RAI
>>         ElementSpacing = 0.20000000000000001 0.20000000000000001
>>         0.20000000000000001
>>         DimSize = 2048 2048 101
>>         ElementType = MET_FLOAT
>>         ElementDataFile = LOCAL
>>
>>         The geometry file is attached.  It is not a traditional CT
>>         geometry but
>>         a tomosynthesis one with a linear displacement of the source.
>>
>>         Best regards,
>>
>>         Vincent
>>
>     Hi Simon,
>
>     thanks for having a look.  I indeed  managed to successfully
>     reconstruct the volume by using smaller dimensions.  It is the
>     first time that particular message showed up to indicate the issue.
>
>     Thanks again for your time,
>
>     Vincent
>
Hi Simon,

I need to update my version of CMake. I'll try tomorrow as soon as I 
arrive at my desk.

I wish you a good evening,

V.
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