== sanity test 398n: test append with parallel DIO ======= 04:24:01 (1752481441)
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 5.14176 s, 13.1 MB/s
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 2.29257 s, 29.3 MB/s