== sanity test 77a: normal checksum read/write operation ========================================================== 02:42:11 (1786948931)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.304749 s, 27.5 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.09672 s, 7.6 MB/s