== sanity test 77a: normal checksum read/write operation ========================================================== 01:47:42 (1785390462)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.570683 s, 14.7 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.74326 s, 4.8 MB/s