## used (Mb) gc trigger (Mb) limit (Mb) max used (Mb)
## Ncells 518600 27.7 1147080 61.3 NA 669268 35.8
## Vcells 955775 7.3 8388608 64.0 24576 1840288 14.1
##
## Attaching package: 'dplyr'
## The following objects are masked from 'package:stats':
##
## filter, lag
## The following objects are masked from 'package:base':
##
## intersect, setdiff, setequal, union