== sanity test 77a: normal checksum read/write operation ========================================================== 04:47:42 (1768556862)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.254946 s, 32.9 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.843098 s, 9.9 MB/s