== sanity test 77a: normal checksum read/write operation ========================================================== 02:13:04 (1768547584)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.109428 s, 76.7 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.01505 s, 8.3 MB/s