...
Unix time/space (from /usr/bin/time command): Time ('E' field): 13:33.74elapsed; Space ('M' field): 6474832K (6.47GB)
From R
: 
WGCNA Coexpression
Unix time/space (from /usr/bin/time command): Time ('E' field): 2:07.23elapsed; Space ('M' field): 1958480KB (1.96GB)
From R 