== sanity test 212: Sendfile test ======================== 02:54:40 (1786949680)
4147+0 records in
4147+0 records out
4246528 bytes (4.2 MB, 4.0 MiB) copied, 3.52174 s, 1.2 MB/s
[0x200000401:0x358:0x0]