== sanity test 77a: normal checksum read/write operation ========================================================== 11:28:16 (1740673696)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.0825616 s, 102 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.220982 s, 38.0 MB/s