== sanity test 398n: test append with parallel DIO ======= 00:41:39 (1746160899) 8+0 records in 8+0 records out 67108864 bytes (67 MB) copied, 2.83356 s, 23.7 MB/s 8+0 records in 8+0 records out 67108864 bytes (67 MB) copied, 0.717574 s, 93.5 MB/s