== sanity test 77a: normal checksum read/write operation ========================================================== 17:36:56 (1785879416)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.36067 s, 23.3 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.89613 s, 4.4 MB/s