Truncate: 4.559ms
2147483648
Write to 1GB position: 5195.480ms
Write to 0.5GB position: 0.096ms
Write to 2GB position: 6506.196ms
Write to 1GB position again: 0.032ms
Write to 2GB position again: 0.023ms

Truncate: 0.380ms
2147483648
Write to 1GB position: 0.311ms
Write to 0.5GB position: 0.021ms
Write to 2GB position: 0.330ms
Write to 1GB position again: 0.010ms
Write to 2GB position again: 0.011ms