Hi, On 08/17/2011 04:14 PM, Marco Maggesi wrote: > maggesi at bantu:~$ export GC_INITIAL_HEAP_SIZE=100000 > maggesi at bantu:~$ time nix-env -i nix > x86_64-linux x86_64-linux x86_64-linux 0 What version of Nix is this? That last line (a stray debug line) implies a fairly old one. -- Eelco Dolstra | http://www.st.ewi.tudelft.nl/~dolstra/