\x89\x50\x4E\x47\x0D\x0A\x1A\x0A
 PNG

\x89\x50\x4E\x47\x0D\x0A\x1A\x0A
rchar: 3991805032
wchar: 452588884
syscr: 2225125
syscw: 42604
read_bytes: 10100736
write_bytes: 4096
cancelled_write_bytes: 0