Multi threaded CL:

seconds,max_mb,allocated_mb,free_mb,diffrence,count
1,7936,7936,7502,378446,0
2,7936,7936,6379,764444,378446
3,7936,7936,6643,820000,1142890
4,7936,7936,6920,811486,1962890
5,7936,7936,7266,814474,2774376
6,7936,7936,7651,792980,3588850
7,7936,7936,6719,666132,4381830
8,8172,8172,7327,793120,5047962
9,8172,8172,6351,690339,5841082
10,8153,8153,7335,685126,6531421
11,8153,8153,6311,741691,7216547
12,8170,8170,7091,760753,7958238
13,8150,8150,8054,720648,8718991
14,8150,8150,6971,750645,9439639
15,8170,8170,7937,731483,10190284
16,8170,8170,6940,711658,10921767
17,8170,8170,7947,716720,11633425
18,8170,8170,6850,777811,12350145
19,8171,8171,7749,784241,13127956
20,8171,8171,6646,787930,13912197
21,8171,8171,7541,783099,14700127
22,8171,8171,6541,719945,15483226
23,8172,8172,7544,706088,16203171
24,8172,8172,6606,664174,16909259
25,8172,8172,7545,761173,17573433

Current CL:

seconds,max_mb,allocated_mb,free_mb,diffrence,count
1,7936,7936,7689,276335,0
2,7936,7936,6958,469544,276335
3,7936,7936,7775,495348,745879
4,7936,7936,6906,540323,1241227
5,7936,7936,7614,522753,1781550
6,7936,7936,6889,530276,2304303
7,7936,7936,7779,449290,2834579
8,7936,7936,7069,493639,3283869
9,7936,7936,6915,80601,3777508
10,7936,7936,6515,295742,3858109
11,7936,7936,7295,525883,4153851
12,7936,7936,6595,506487,4679734
13,8167,8167,7661,469420,5186221
14,8167,8167,6981,495430,5655641
15,8167,8167,6454,386257,6151071
16,8148,8148,7816,422896,6537328
17,8148,8148,7131,499388,6960224
18,8148,8148,6477,473275,7459612
19,8165,8165,7773,490263,7932887
20,8165,8165,7310,233183,8423150
21,8165,8165,7310,0,8656333
22,8165,8165,6622,497606,8656333
23,8144,8144,7850,511586,9153939
24,8144,8144,7144,507976,9665525
25,8144,8144,6476,495090,10173501