== sanity test 398n: test append with parallel DIO ======= 20:52:08 (1786755128)
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 5.08594 s, 13.2 MB/s
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 6.57833 s, 10.2 MB/s