== sanity test 398n: test append with parallel DIO ======= 08:18:12 (1790684292) 8+0 records in 8+0 records out 67108864 bytes (67 MB, 64 MiB) copied, 5.89193 s, 11.4 MB/s 8+0 records in 8+0 records out 67108864 bytes (67 MB, 64 MiB) copied, 6.67761 s, 10.0 MB/s