== sanity test 398n: test append with parallel DIO ======= 18:11:21 (1788646281)
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 3.84829 s, 17.4 MB/s
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 5.73829 s, 11.7 MB/s