== sanity test 398n: test append with parallel DIO ======= 00:39:30 (1782535170)
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 1.53916 s, 43.6 MB/s
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 1.76543 s, 38.0 MB/s