== sanity test 77a: normal checksum read/write operation ========================================================== 07:06:03 (1740485163)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.0750972 s, 112 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.201766 s, 41.6 MB/s