== sanity test 77a: normal checksum read/write operation ========================================================== 15:07:37 (1713294457) 8+0 records in 8+0 records out 8388608 bytes (8.4 MB) copied, 0.0859821 s, 97.6 MB/s 8+0 records in 8+0 records out 8388608 bytes (8.4 MB) copied, 0.26463 s, 31.7 MB/s