== sanity test 77a: normal checksum read/write operation ========================================================== 06:32:40 (1782729160)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.287178 s, 29.2 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.23583 s, 6.8 MB/s