Comment (by Roland Haas):

Hello Gabriele, I am currently at the BW symposium. If you could attach the parfile and let me know the bw job id on bw that would be great. On bw I can get (even for finished runs) a per minute timeseries of the allocated memory.

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Ticket URL: https://bitbucket.org/einsteintoolkit/tickets/issues/2194/memory-increase-during-regridding