== sanity test 77a: normal checksum read/write operation ========================================================== 01:30:02 (1783143002)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.122834 s, 68.3 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.483598 s, 17.3 MB/s