== sanity test 398n: test append with parallel DIO ======= 00:37:35 (1787114255)
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 5.13567 s, 13.1 MB/s
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 6.24983 s, 10.7 MB/s