== sanity test 77a: normal checksum read/write operation ========================================================== 09:25:30 (1721222730)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.0824647 s, 102 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.175024 s, 47.9 MB/s