== sanity test 77a: normal checksum read/write operation ========================================================== 05:04:52 (1787907892)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.337135 s, 24.9 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.009 s, 8.3 MB/s