== sanity test 77a: normal checksum read/write operation ========================================================== 01:42:32 (1788846152)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.21397 s, 39.2 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.1632 s, 7.2 MB/s