== sanity test 77a: normal checksum read/write operation ========================================================== 23:42:53 (1721878973)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.0786389 s, 107 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.207531 s, 40.4 MB/s