== sanity test 398n: test append with parallel DIO ======= 04:03:38 (1787472218)
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 5.06364 s, 13.3 MB/s
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 7.13866 s, 9.4 MB/s