== sanity test 398n: test append with parallel DIO ======= 13:47:07 (1713289627) 8+0 records in 8+0 records out 67108864 bytes (67 MB) copied, 2.07512 s, 32.3 MB/s 8+0 records in 8+0 records out 67108864 bytes (67 MB) copied, 1.30434 s, 51.5 MB/s