== sanity test 398n: test append with parallel DIO ======= 06:07:36 (1787911656)
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 4.91397 s, 13.7 MB/s
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 6.09034 s, 11.0 MB/s