== sanity test 77a: normal checksum read/write operation ========================================================== 19:19:52 (1746141592)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.129312 s, 64.9 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.280563 s, 29.9 MB/s