== sanity test 77a: normal checksum read/write operation ========================================================== 00:30:56 (1761971456)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.0897186 s, 93.5 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.446692 s, 18.8 MB/s