On 03/01/2017 05:32 PM, Richard Owlett wrote: > On 03/01/2017 04:44 PM, Robert Citek wrote: >> Would /proc/net/dev give you the info you are looking for? > > I don't know. > Will investigate when awake. > Thank you.
A good night's sleep and a cup of coffee (even if decaf) yields a *POSITIVE* verdict. It and some simple scripts will allow me record with appropriate resolution/granularity different processes which could last from minutes to hours. It seems "made for" the problem that prompted my question. > > >> >> $ sudo cat /proc/net/dev >> Inter-| Receive | Transmit >> face |bytes packets errs drop fifo frame compressed >> multicast|bytes packets errs drop fifo colls carrier compressed >> eth0: 16839226 26454 0 0 0 0 0 0 >> 16903410 27268 0 0 0 0 0 0 >> eth1: 0 0 0 0 0 0 0 0 >> 578 7 0 0 0 0 0 0 >> lo: 0 0 0 0 0 0 0 0 >> 0 0 0 0 0 0 0 0 >> >> Capture at t0 and t1, parse, diff. >> >> Regards, >> - Robert >> >> On Wed, Mar 1, 2017 at 2:33 PM, Richard Owlett <rowl...@cloud85.net> wrote: >>> *NOTE BENE* >>> Capitalization in subject line semantically important :> >>> >>> I have significant bandwidth constraints. >>> I have been asked to participate in a project requiring significant data >>> transfers. >>> I wish to run a test case to estimate the connectivity "cost". >>> If it is significant, I use Debian Jessie. >>> For the test case the source/destination is of secondary importance. >>> >>> Is there a tool which can be >>> "turned on" at time t0 >>> "turned off" at time t1 >>> which will report the number of >>> "uploaded" bytes >>> "downloaded" bytes >>> in that interval? >>> >>> If the tool reports more, no problem -- it will likely be ignored. >>> TIA >>> >>> _______________________________________________ >>> PLUG mailing list >>> PLUG@lists.pdxlinux.org >>> http://lists.pdxlinux.org/mailman/listinfo/plug >> _______________________________________________ >> PLUG mailing list >> PLUG@lists.pdxlinux.org >> http://lists.pdxlinux.org/mailman/listinfo/plug >> > > > _______________________________________________ > PLUG mailing list > PLUG@lists.pdxlinux.org > http://lists.pdxlinux.org/mailman/listinfo/plug > _______________________________________________ PLUG mailing list PLUG@lists.pdxlinux.org http://lists.pdxlinux.org/mailman/listinfo/plug
