== sanity test 398n: test append with parallel DIO ======= 17:17:50 (1786310270) 8+0 records in 8+0 records out 67108864 bytes (67 MB, 64 MiB) copied, 5.23216 s, 12.8 MB/s 8+0 records in 8+0 records out 67108864 bytes (67 MB, 64 MiB) copied, 5.54201 s, 12.1 MB/s