== sanity test 77a: normal checksum read/write operation ========================================================== 07:26:15 (1785756375)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.854916 s, 9.8 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 2.11998 s, 4.0 MB/s