== sanity test 77a: normal checksum read/write operation ========================================================== 00:52:17 (1788929537)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.281109 s, 29.8 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.946693 s, 8.9 MB/s