== sanity test 398n: test append with parallel DIO ======= 04:19:50 (1786695590)
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 5.03472 s, 13.3 MB/s
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 5.90626 s, 11.4 MB/s