gistfile1.txt

aseipp@ubuntu:~/t$ ghc -O2 Naperian.hs -fforce-recomp +RTS -s
[1 of 1] Compiling Naperian         ( Naperian.hs, Naperian.o )
   2,109,198,400 bytes allocated in the heap
     361,254,792 bytes copied during GC
      62,051,712 bytes maximum residency (10 sample(s))
       2,566,416 bytes maximum slop
             140 MB total memory in use (0 MB lost due to fragmentation)

                                     Tot time (elapsed)  Avg pause  Max pause
  Gen  0       238 colls,     0 par    0.631s   0.631s     0.0027s    0.0210s
  Gen  1        10 colls,     0 par    0.340s   0.343s     0.0343s    0.1271s

  TASKS: 4 (1 bound, 3 peak workers (3 total), using -N1)

  SPARKS: 0 (0 converted, 0 overflowed, 0 dud, 0 GC'd, 0 fizzled)

  INIT    time    0.001s  (  0.001s elapsed)
  MUT     time    1.966s  (  1.999s elapsed)
  GC      time    0.971s  (  0.974s elapsed)
  EXIT    time    0.023s  (  0.023s elapsed)
  Total   time    2.979s  (  2.997s elapsed)

  Alloc rate    1,072,703,199 bytes per MUT second

  Productivity  67.4% of total user, 67.5% of total elapsed

gc_alloc_block_sync: 0
whitehole_spin: 0
gen[0].sync: 0
gen[1].sync: 0
aseipp@ubuntu:~/t$ /opt/ghc/8.2.1/bin/ghc -O2 Naperian.hs -fforce-recomp +RTS -s
[1 of 1] Compiling Naperian         ( Naperian.hs, Naperian.o )
   2,475,231,864 bytes allocated in the heap
     473,509,528 bytes copied during GC
      74,218,184 bytes maximum residency (10 sample(s))
         574,776 bytes maximum slop
             159 MB total memory in use (0 MB lost due to fragmentation)

                                     Tot time (elapsed)  Avg pause  Max pause
  Gen  0       234 colls,     0 par    0.826s   0.825s     0.0035s    0.0195s
  Gen  1        10 colls,     0 par    0.391s   0.392s     0.0392s    0.1343s

  TASKS: 4 (1 bound, 3 peak workers (3 total), using -N1)

  SPARKS: 0 (0 converted, 0 overflowed, 0 dud, 0 GC'd, 0 fizzled)

  INIT    time    0.001s  (  0.000s elapsed)
  MUT     time    2.424s  (  2.455s elapsed)
  GC      time    1.217s  (  1.217s elapsed)
  EXIT    time    0.001s  (  0.008s elapsed)
  Total   time    3.642s  (  3.681s elapsed)

  Alloc rate    1,021,307,351 bytes per MUT second

  Productivity  66.6% of total user, 66.9% of total elapsed

gc_alloc_block_sync: 0
whitehole_spin: 0
gen[0].sync: 0
gen[1].sync: 0
aseipp@ubuntu:~/t$ ghc -O2 Naperian.hs -fforce-recomp +RTS -s -A1G
[1 of 1] Compiling Naperian         ( Naperian.hs, Naperian.o )
   2,116,522,768 bytes allocated in the heap
      48,696,096 bytes copied during GC
       7,569,968 bytes maximum residency (1 sample(s))
       2,232,264 bytes maximum slop
            1117 MB total memory in use (2 MB lost due to fragmentation)

                                     Tot time (elapsed)  Avg pause  Max pause
  Gen  0         1 colls,     0 par    0.131s   0.131s     0.1307s    0.1307s
  Gen  1         1 colls,     0 par    0.020s   0.020s     0.0198s    0.0198s

  TASKS: 4 (1 bound, 3 peak workers (3 total), using -N1)

  SPARKS: 0 (0 converted, 0 overflowed, 0 dud, 0 GC'd, 0 fizzled)

  INIT    time    0.009s  (  0.009s elapsed)
  MUT     time    2.703s  (  2.736s elapsed)
  GC      time    0.151s  (  0.151s elapsed)
  EXIT    time    0.020s  (  0.020s elapsed)
  Total   time    2.901s  (  2.916s elapsed)

  Alloc rate    783,116,174 bytes per MUT second

  Productivity  94.5% of total user, 94.5% of total elapsed

gc_alloc_block_sync: 0
whitehole_spin: 0
gen[0].sync: 0
gen[1].sync: 0
aseipp@ubuntu:~/t$ /opt/ghc/8.2.1/bin/ghc -O2 Naperian.hs -fforce-recomp +RTS -s -A1G
[1 of 1] Compiling Naperian         ( Naperian.hs, Naperian.o )
   2,472,292,544 bytes allocated in the heap
     126,546,712 bytes copied during GC
       7,179,816 bytes maximum residency (1 sample(s))
         123,352 bytes maximum slop
            1174 MB total memory in use (0 MB lost due to fragmentation)

                                     Tot time (elapsed)  Avg pause  Max pause
  Gen  0         2 colls,     0 par    0.370s   0.369s     0.1845s    0.2127s
  Gen  1         1 colls,     0 par    0.011s   0.011s     0.0110s    0.0110s

  TASKS: 4 (1 bound, 3 peak workers (3 total), using -N1)

  SPARKS: 0 (0 converted, 0 overflowed, 0 dud, 0 GC'd, 0 fizzled)

  INIT    time    0.009s  (  0.009s elapsed)
  MUT     time    3.004s  (  3.034s elapsed)
  GC      time    0.381s  (  0.380s elapsed)
  EXIT    time    0.000s  (  0.006s elapsed)
  Total   time    3.394s  (  3.429s elapsed)

  Alloc rate    823,047,637 bytes per MUT second

  Productivity  88.5% of total user, 88.7% of total elapsed

gc_alloc_block_sync: 0
whitehole_spin: 0
gen[0].sync: 0
gen[1].sync: 0