== sanity test 398n: test append with parallel DIO ======= 00:38:27 (1780979907)
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 3.6126 s, 18.6 MB/s
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 1.25914 s, 53.3 MB/s