== sanity test 77a: normal checksum read/write operation ========================================================== 00:51:18 (1788843078)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.389296 s, 21.5 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.57093 s, 5.3 MB/s