[[!comment format=mdwn username="joey" subject="""comment 1""" date="2016-05-10T16:07:39Z" content=""" The enhanced property types in propellor 3.0 are known to have made ghc use more memory when building it. Building with -O0 helped a lot for me, and it's doing ok on a 500 mb memory machine. So I recommend -O0 in your cabal file if you don't have that already. I wrote down my memory benchmarks here: """]]