== sanity test 77a: normal checksum read/write operation ========================================================== 00:11:30 (1788754290)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.43844 s, 19.1 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.19907 s, 7.0 MB/s