== sanity test 77a: normal checksum read/write operation ========================================================== 01:20:15 (1786339215)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.269323 s, 31.1 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.730652 s, 11.5 MB/s