== sanity test 398n: test append with parallel DIO ======= 19:02:48 (1785970968)
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 4.41792 s, 15.2 MB/s
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 4.51979 s, 14.8 MB/s