I've run the script mem.p6 on with a current rakudo.moar and rakudo.jvm and with rakudo.parrot from Rakudo Star 2015.02. On neither backend there is a severe memory leak (cmp. attached files moar.txt, jvm.txt, parrot.txt).
So, is this ticket closable?
+2437004 = 2437004 K +0 = 2437004 K +0 = 2437004 K +0 = 2437004 K +0 = 2437004 K +0 = 2437004 K +25940 = 2462944 K +3352 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K +0 = 2466296 K
+85228 = 85228 K +584 = 85812 K +2704 = 88516 K +12 = 88528 K +2904 = 91432 K +4 = 91436 K +4 = 91440 K +388 = 91828 K +20 = 91848 K +0 = 91848 K +4 = 91852 K +364 = 92216 K +4 = 92220 K +0 = 92220 K +220 = 92440 K +0 = 92440 K +0 = 92440 K +8 = 92448 K +152 = 92600 K +0 = 92600 K +0 = 92600 K +520 = 93120 K +0 = 93120 K +240 = 93360 K +0 = 93360 K +0 = 93360 K +8 = 93368 K +344 = 93712 K +4 = 93716 K +4 = 93720 K +16 = 93736 K +4 = 93740 K +208 = 93948 K +4 = 93952 K +0 = 93952 K +0 = 93952 K +0 = 93952 K +160 = 94112 K +0 = 94112 K +308 = 94420 K +0 = 94420 K +136 = 94556 K +0 = 94556 K +0 = 94556 K +0 = 94556 K +0 = 94556 K +324 = 94880 K +0 = 94880 K +388 = 95268 K +0 = 95268 K +20 = 95288 K +0 = 95288 K +0 = 95288 K +216 = 95504 K +8 = 95512 K +200 = 95712 K +0 = 95712 K +8 = 95720 K +0 = 95720 K +0 = 95720 K +0 = 95720 K +0 = 95720 K +416 = 96136 K +0 = 96136 K +0 = 96136 K +140 = 96276 K +0 = 96276 K +252 = 96528 K +0 = 96528 K +0 = 96528 K +0 = 96528 K +0 = 96528 K +132 = 96660 K +0 = 96660 K +212 = 96872 K +0 = 96872 K +136 = 97008 K +0 = 97008 K +0 = 97008 K +0 = 97008 K +0 = 97008 K +360 = 97368 K +0 = 97368 K +204 = 97572 K +0 = 97572 K +0 = 97572 K +0 = 97572 K +0 = 97572 K +196 = 97768 K +0 = 97768 K +188 = 97956 K +0 = 97956 K +0 = 97956 K +140 = 98096 K +0 = 98096 K +0 = 98096 K +0 = 98096 K +328 = 98424 K +0 = 98424 K +0 = 98424 K
+265784 = 265784 K +36484 = 302268 K +2508 = 304776 K +26752 = 331528 K +60892 = 392420 K +6684 = 399104 K +0 = 399104 K +0 = 399104 K +280 = 399384 K +0 = 399384 K +0 = 399384 K +7628 = 407012 K +0 = 407012 K +0 = 407012 K +0 = 407012 K +1584 = 408596 K +0 = 408596 K +0 = 408596 K +0 = 408596 K +0 = 408596 K +0 = 408596 K +1244 = 409840 K +0 = 409840 K +0 = 409840 K +0 = 409840 K +3168 = 413008 K +0 = 413008 K +0 = 413008 K +0 = 413008 K +0 = 413008 K +0 = 413008 K +7484 = 420492 K +0 = 420492 K +0 = 420492 K +0 = 420492 K +0 = 420492 K +0 = 420492 K +0 = 420492 K +0 = 420492 K +0 = 420492 K +0 = 420492 K +0 = 420492 K +0 = 420492 K +0 = 420492 K +0 = 420492 K +4472 = 424964 K +0 = 424964 K +0 = 424964 K +0 = 424964 K +264 = 425228 K +0 = 425228 K +0 = 425228 K +0 = 425228 K +0 = 425228 K +0 = 425228 K +3740 = 428968 K +0 = 428968 K +0 = 428968 K +0 = 428968 K +1320 = 430288 K +0 = 430288 K +0 = 430288 K +0 = 430288 K +0 = 430288 K +0 = 430288 K +1452 = 431740 K +0 = 431740 K +0 = 431740 K +0 = 431740 K +2640 = 434380 K +0 = 434380 K +0 = 434380 K +0 = 434380 K +0 = 434380 K +0 = 434380 K +0 = 434380 K +0 = 434380 K +0 = 434380 K +0 = 434380 K +4092 = 438472 K +0 = 438472 K +0 = 438472 K +0 = 438472 K +0 = 438472 K +0 = 438472 K +0 = 438472 K +0 = 438472 K +0 = 438472 K +0 = 438472 K +4412 = 442884 K +0 = 442884 K +0 = 442884 K +0 = 442884 K +1056 = 443940 K +0 = 443940 K +0 = 443940 K +0 = 443940 K +0 = 443940 K +0 = 443940 K +3296 = 447236 K