== sanity test 77a: normal checksum read/write operation ========================================================== 02:57:47 (1787381867)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.313531 s, 26.8 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.21163 s, 6.9 MB/s