== sanity test 77a: normal checksum read/write operation ========================================================== 01:23:33 (1734675813)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.10295 s, 81.5 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.350706 s, 23.9 MB/s