== sanity test 77a: normal checksum read/write operation ========================================================== 00:24:38 (1788841478)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.284533 s, 29.5 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.03122 s, 8.1 MB/s