== sanity test 77a: normal checksum read/write operation ========================================================== 01:25:18 (1786339518)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.400859 s, 20.9 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.09145 s, 7.7 MB/s