On Sun, 9 May 2010 12:15:49 +0530 Anand Sivaram <aspn...@gmail.com> wrote:
> On Sun, May 9, 2010 at 11:38, Celejar <cele...@gmail.com> wrote: > > > Hi, > > > > I'm looking for a tool that will measure bandwidth used by a specific > > process. I'd like some sort of utility or wrapper that will answer > > questions like "How much data did my network backup job push over the > > wire?" ... > nethogs is unique in that manner, as per their website itself. > http://nethogs.sourceforge.net/ > see section "Links" in their website > > Most of the other tools give rate per tcp/udp sessions based on port numbers > and remote address information. > So you may not find any other program to take care of this. I think it is > doable with a few hundred lines of code. > This is what is required to be done. > * /proc/<pid>/fd look for the socket inode numbers > * correlate those inode numbers in /proc/net/tcp and /proc/net/udp to find > the > source and destination ip and port details > * use libpcap to open the interface and capture the packet, from this you > could get the packet length, rate etc of each tcp, udp session > Combining the above, it is possible to get what you need. Yeah, that's pretty much what I thought. Well, I think that I'm going to code something like this, unless someone else will point out that it's already been done. I'm actually surprised that such a tool doesn't exist. Isn't this something quite useful? Aren't the sorts of questions that I want answered pretty universal and important? Celejar -- foffl.sourceforge.net - Feeds OFFLine, an offline RSS/Atom aggregator mailmin.sourceforge.net - remote access via secure (OpenPGP) email ssuds.sourceforge.net - A Simple Sudoku Solver and Generator -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/20100509030342.8f65db26.cele...@gmail.com
