== sanity test 77a: normal checksum read/write operation ========================================================== 01:10:05 (1784697005)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.189794 s, 44.2 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.831631 s, 10.1 MB/s