== sanity test 77a: normal checksum read/write operation ========================================================== 05:10:09 (1787389809)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.456682 s, 18.4 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.48664 s, 5.6 MB/s