== sanity test 77a: normal checksum read/write operation ========================================================== 02:48:10 (1787467690)
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 0.447431 s, 18.7 MB/s
8+0 records in
8+0 records out
8388608 bytes (8.4 MB, 8.0 MiB) copied, 1.03253 s, 8.1 MB/s