== sanity test 77a: normal checksum read/write operation ========================================================== 18:22:53 (1748989373)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.0777406 s, 108 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.161332 s, 52.0 MB/s