== sanity test 77a: normal checksum read/write operation ========================================================== 05:43:47 (1721382227)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.0822516 s, 102 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.208853 s, 40.2 MB/s