== sanity test 77a: normal checksum read/write operation ========================================================== 20:07:56 (1775866076)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.115689 s, 72.5 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.422928 s, 19.8 MB/s