Aggregate memory use max(pss) max(rss) statistics over all tests
for very large productions we might want to aggregate these stats using the db
relates to https://gitlab.cern.ch/lhcb-dpa/project/-/issues/76 and #24 (closed)
for very large productions we might want to aggregate these stats using the db
relates to https://gitlab.cern.ch/lhcb-dpa/project/-/issues/76 and #24 (closed)