http://stackoverflow.com/questions/15383259/are-there-any-kernel-tools-available-to-measure-interrupt-latency-with-reasonabl

checkout cyclictest.


On Sat, Jan 11, 2014 at 3:25 PM, loody <miloody@gmail.com> wrote:
hi all:
is it possible to determine interrupt latency in kernel with any ftrace or proc?

--
Regards,

_______________________________________________
Kernelnewbies mailing list
Kernelnewbies@kernelnewbies.org
http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies



--
Regards,
Peter Teoh