On Thu, Jan 1, 2009 at 1:08 AM, Rohit Sharma <imreckl...@gmail.com> wrote: > On Wed, Dec 31, 2008 at 5:53 PM, rohit vashist > <rohitvashist2...@gmail.com> wrote: >> Hi >> >> I want to know exactly what number of I/O operations are currenty being on >> device,both for synchronous and asynchronous ? I went through aio.c and >> found a relevant field for this in struct aio_setup_ring,thats unsigned >> nr_events.Is it correct.Please suggest. >> > Refer to request queues of each of the devices. You may find number of > requests. > http://lwn.net/Articles/27055/ >
Refer to the request queue structure, you will find a field called 'in_flight' its an unsigned int and shows the number of pending requests in the device queue. I hope this helps. >> Thank You >> Rohit >> >> > -- To unsubscribe from this list: send an email with "unsubscribe kernelnewbies" to ecar...@nl.linux.org Please read the FAQ at http://kernelnewbies.org/FAQ
