== sanity test 77a: normal checksum read/write operation ========================================================== 16:18:29 (1748981909)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.0754242 s, 111 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.198606 s, 42.2 MB/s