== sanity test 77a: normal checksum read/write operation ========================================================== 20:32:01 (1788913921)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.148291 s, 56.6 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.511238 s, 16.4 MB/s