== sanity test 77a: normal checksum read/write operation ========================================================== 10:37:09 (1713364629) 8+0 records in 8+0 records out 8388608 bytes (8.4 MB) copied, 0.0873892 s, 96.0 MB/s 8+0 records in 8+0 records out 8388608 bytes (8.4 MB) copied, 0.244105 s, 34.4 MB/s