1e8 testing
vr_pdl3: 9m44.667s cache
vr_pdl2: 16m12.467s non-cache
chunk_size => 300000
mce_pdl2: 9m06.078s 1 core
mce_pdl2: 4m43.529s 2 cores
mce_pdl2: 2m33.136s 4 cores
mce_pdl2: 1m21.434s 8 cores
mce_pdl2: 45.266s 16 cores
mce_pdl2: 36.925s 32 cores
chunk_size => 100000
mce_pdl2: 9m09.950s 1 core
mce_pdl2: 4m39.677s 2 cores
mce_pdl2: 2m24.230s 4 cores
mce_pdl2: 1m13.353s 8 cores
mce_pdl2: 37.923s 16 cores
mce_pdl2: 20.099s 32 cores
Output
Collatz(63728127) has sequence length of 950 steps
Collatz(95592191) has sequence length of 948 steps
Collatz(96883183) has sequence length of 811 steps
Collatz(86010015) has sequence length of 798 steps
Collatz(98110761) has sequence length of 749 steps
Collatz(73583070) has sequence length of 746 steps
Collatz(73583071) has sequence length of 746 steps
Collatz(36791535) has sequence length of 745 steps
Collatz(55187303) has sequence length of 743 steps
Collatz(56924955) has sequence length of 743 steps
Collatz(82780955) has sequence length of 741 steps
Collatz(85387433) has sequence length of 741 steps
Collatz(63101607) has sequence length of 738 steps
Collatz(64040575) has sequence length of 738 steps
Collatz(93128574) has sequence length of 736 steps
Collatz(93128575) has sequence length of 736 steps
Collatz(94652411) has sequence length of 736 steps
Collatz(96060863) has sequence length of 736 steps
Collatz(46564287) has sequence length of 735 steps
Collatz(69846431) has sequence length of 733 steps