== sanity test 398n: test append with parallel DIO ======= 14:12:04 (1787854324) 8+0 records in 8+0 records out 67108864 bytes (67 MB, 64 MiB) copied, 4.44306 s, 15.1 MB/s 8+0 records in 8+0 records out 67108864 bytes (67 MB, 64 MiB) copied, 5.12764 s, 13.1 MB/s