$ csi -s arp-boats.scm heap-size should be steady for 10 seconds heap-size: 5187304 heap-size: 5196128 heap-size: 5196848 heap-size: 5196864 heap-size: 5196096 heap-size: 5198416 heap-size: 5198672 heap-size: 5198344 heap-size: 5198400 heap-size: 5196808 now the heap-size will grow for 10 seconds heap-size: 5202552 heap-size: 8497700 heap-size: 8691692 heap-size: 8885636 heap-size: 9075484 heap-size: 9266420 heap-size: 9454356 heap-size: 9640420 heap-size: 9823268 heap-size: 10005364 now it'll be steady again (one of my favorite wtf moments) heap-size: 8358228 heap-size: 8358244 heap-size: 8356100 heap-size: 8358244