== sanity test 398n: test append with parallel DIO ======= 04:44:01 (1787474641)
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 4.30221 s, 15.6 MB/s
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 4.91422 s, 13.7 MB/s