== sanity test 77a: normal checksum read/write operation ========================================================== 16:08:48 (1768252128)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.275832 s, 30.4 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.07795 s, 7.8 MB/s