== sanity test 77a: normal checksum read/write operation ========================================================== 18:16:08 (1736982968)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.071213 s, 118 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.1944 s, 43.2 MB/s