== sanity test 398n: test append with parallel DIO ======= 17:07:08 (1786655228)
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 3.64822 s, 18.4 MB/s
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 4.80354 s, 14.0 MB/s