== sanity test 398n: test append with parallel DIO ======= 06:55:40 (1711104940) 8+0 records in 8+0 records out 67108864 bytes (67 MB) copied, 3.10798 s, 21.6 MB/s 8+0 records in 8+0 records out 67108864 bytes (67 MB) copied, 2.5229 s, 26.6 MB/s