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

\x89\x50\x4E\x47\x0D\x0A\x1A\x0A
rchar: 7504565475
wchar: 2063126872
syscr: 3669533
syscw: 221352
read_bytes: 5939200
write_bytes: 4096
cancelled_write_bytes: 0