== sanity test 398n: test append with parallel DIO ======= 06:35:56 (1790678156)
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 5.13426 s, 13.1 MB/s
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 5.50986 s, 12.2 MB/s