== sanity test 398n: test append with parallel DIO ======= 00:14:53 (1746159293) 8+0 records in 8+0 records out 67108864 bytes (67 MB) copied, 3.65015 s, 18.4 MB/s 8+0 records in 8+0 records out 67108864 bytes (67 MB) copied, 1.19417 s, 56.2 MB/s