== sanity test 398n: test append with parallel DIO ======= 22:47:13 (1787798833) 8+0 records in 8+0 records out 67108864 bytes (67 MB, 64 MiB) copied, 4.78915 s, 14.0 MB/s 8+0 records in 8+0 records out 67108864 bytes (67 MB, 64 MiB) copied, 5.25295 s, 12.8 MB/s