== sanity test 398n: test append with parallel DIO ======= 21:12:16 (1780967536)
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 4.06137 s, 16.5 MB/s
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 2.14818 s, 31.2 MB/s