Permition problem in cygwin

[Andrey Repin]

Greetings, 孔涛!

> Hi, there
> I have installed cygwin64 on my Windows8.1 x64 system. and I found that 
> all the files in my home folder have the permition 0574(-rw-rwxr--+), 
> even I use "chmod 644" or "chown username *", it still has the permition 
> (-rw-rwxr--+).

http://cygwin.com/cygwin-ug-net/ntsec.html

> So, I wonder how to overcome this problem?

I don't see any problem.
You have additional ACL's on the file. This is perfectly normal.


--
WBR,
Andrey Repin (anrdaemon@yandex.ru) 06.03.2015, <13:25>

Sorry for my terrible english...