== sanity test 77a: normal checksum read/write operation ========================================================== 10:58:47 (1713279527) 8+0 records in 8+0 records out 8388608 bytes (8.4 MB) copied, 0.0999226 s, 84.0 MB/s 8+0 records in 8+0 records out 8388608 bytes (8.4 MB) copied, 0.254695 s, 32.9 MB/s