== sanity test 77a: normal checksum read/write operation ========================================================== 05:25:12 (1730802312)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.106519 s, 78.8 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB) copied, 0.291147 s, 28.8 MB/s