== sanity test 77a: normal checksum read/write operation ========================================================== 04:12:30 (1786003950)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.526639 s, 15.9 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.48413 s, 5.7 MB/s