== sanity test 77a: normal checksum read/write operation ========================================================== 02:36:58 (1789367818)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.138397 s, 60.6 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.529142 s, 15.9 MB/s