== sanity test 398n: test append with parallel DIO ======= 22:19:46 (1787797186) 8+0 records in 8+0 records out 67108864 bytes (67 MB, 64 MiB) copied, 4.11105 s, 16.3 MB/s 8+0 records in 8+0 records out 67108864 bytes (67 MB, 64 MiB) copied, 5.24676 s, 12.8 MB/s