http://netvouz.com/aleph/tag/allocating?feed=rss aleph's bookmarks tagged "allocating" on Netvouz http://stackoverflow.com/questions/4761073/r-how-to-rbind-two-huge-data-frames-without-running-out-of-memory up vote 1 down vote Try to create a data.frame of desired size, hence import your data using subscripts. dtf <- as.data.frame(matrix(NA, 10, 10)) dtf1 <- as.data.frame(matrix(1:50, 5, 10, byrow=TRUE)) dtf2 <- as.data.frame(matrix(51:100, 5, 10, byrow=TRUE)) dtf[1:5, ] <- dtf1 dtf[6:10, ] <- dtf2 tech > problems aleph Thu, 27 Aug 2015 18:12:08 GMT