== sanity test 398n: test append with parallel DIO ======= 00:05:20 (1788840320)
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 4.29836 s, 15.6 MB/s
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 4.81254 s, 13.9 MB/s