== sanity test 77a: normal checksum read/write operation ========================================================== 12:16:36 (1744128996)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.0700297 s, 120 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.206397 s, 40.6 MB/s