== sanity test 77a: normal checksum read/write operation ========================================================== 23:32:20 (1780975940)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.315522 s, 26.6 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.835409 s, 10.0 MB/s