== sanity test 398n: test append with parallel DIO ======= 05:57:36 (1768561056)
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 4.5272 s, 14.8 MB/s
8+0 records in
8+0 records out
67108864 bytes (67 MB, 64 MiB) copied, 5.97534 s, 11.2 MB/s