== sanity test 398n: test append with parallel DIO ======= 01:34:13 (1786944853)
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 2.67486 s, 25.1 MB/s
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 3.04689 s, 22.0 MB/s