== sanity test 77a: normal checksum read/write operation ========================================================== 02:13:58 (1768547638)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.26363 s, 31.8 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.25599 s, 6.7 MB/s