== sanity test 77a: normal checksum read/write operation ========================================================== 20:20:48 (1780964448)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.396565 s, 21.2 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.02878 s, 8.2 MB/s