time gs -sDEVICE=deskjet -sOutputFile=doc%03d.prn -sPAPERSIZE=a4 -dNOPAUSE -dBATCH test.ps real 1m23.334s user 0m58.326s sys 0m22.265s - Why so much sys time test.ps was <3MB PS file (AXPpci33 documentation), which generated less than 15 MB prn files. 22 seconds is too many for transfering 18MB through SCSI drive. PS. Are alpha assembler doc's available anywhere in the net. Now gcc -S looks like a magic.