== sanity test 77a: normal checksum read/write operation ========================================================== 01:20:08 (1788931208)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.310727 s, 27.0 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.09611 s, 7.7 MB/s