Before collection:

Total memory consumed:
    GC used:            17.1MB (peak: 17.1MB)
       in arenas:            6.8MB
       rawmalloced:          7.2MB
       nursery:              3.1MB
    raw assembler used: 153.8kB
    -----------------------------
    Total:              17.3MB

    Total memory allocated:
    GC allocated:            17.8MB (peak: 17.8MB)
       in arenas:            6.8MB
       rawmalloced:          7.2MB
       nursery:              3.1MB
    raw assembler allocated: 1.0MB
    -----------------------------
    Total:                   18.8MB

After collection:

>>>> gc.get_stats()
Total memory consumed:
    GC used:            5.3MB (peak: 17.2MB)
       in arenas:            1.4MB
       rawmalloced:          816.2kB
       nursery:              3.1MB
    raw assembler used: 153.8kB
    -----------------------------
    Total:              5.4MB

    Total memory allocated:
    GC allocated:            11.4MB (peak: 17.8MB)
       in arenas:            6.9MB
       rawmalloced:          7.2MB
       nursery:              3.1MB
    raw assembler allocated: 1.0MB
    -----------------------------
    Total:                   12.4MB
    
>>>>