== sanity test 77a: normal checksum read/write operation ========================================================== 08:20:56 (1787314856)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.242932 s, 34.5 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.12276 s, 7.5 MB/s