Hi, How does fmriprep’s performance “scales” with ACPU and RAM? Linearly? Would be happy to hear about others’ env properties and running time (I know it depends on the data too, but still). Thanks!

Thanks a lot, Chris! Wondering how these graphs will change few versions from now… Any planned developments in this area? Regards and thanks!

Neurostars

Fmriprep's performance

fmriprep

ChrisGorgolewski October 10, 2018, 1:35pm 2

How much RAM/CPUs is reasonable to run pipelines like fmriprep?

Hi, I am trying to get an idea of what systems people are using for running things like fmriprep. At the moment I am on a system that has 4 CPUs and 16GB of RAM. fMRIprep (1.0.0-rc12) is currently taking about 20 hours per subject without ICA-AROMA (MB2 dataset, 6 runs, 216 volumes per run). I need to set the low-mem flag, otherwise I get memory errors. Before 1.0.0-rc12 I couldn’t run fmriprep at all without it crashing. Our IT department is in the process of setting up a VM for the lab and I…

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