== sanity test 398n: test append with parallel DIO ======= 19:34:28 (1755041668)
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 19.9894 s, 3.4 MB/s
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 7.77561 s, 8.6 MB/s