== sanity test 77a: normal checksum read/write operation ========================================================== 04:47:50 (1786178870)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.168234 s, 49.9 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.647939 s, 12.9 MB/s