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Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet useage?]

From Richard Owlett <rowlett@cloud85.net>
Newsgroups linux.debian.user
Subject Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet useage?]
Date 2017-04-26 16:40 +0200
Message-ID <tAwgO-3vw-11@gated-at.bofh.it> (permalink)
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On 04/26/2017 07:50 AM, Darac Marjal wrote:
> On Wed, Apr 26, 2017 at 08:35:44AM -0400, Greg Wooledge wrote:
>> On Wed, Apr 26, 2017 at 01:25:18PM +0100, Darac Marjal wrote:
>>> For interface statistics from ip, try "ip -s link [interface]".
>>
>> On stretch:
>>
>> wooledg:~$ ip -s link eth0
>> Command "eth0" is unknown, try "ip link help".
>>
>> wooledg:~$ ip -s link dev eth0
>> Command "dev" is unknown, try "ip link help".
>>
>> wooledg:~$ ip link help
>> [... enormous BNF dump, entirely missing -s, or any reference whatsoever
>>     to the fact that you can stick options between "ip" and "link" ...]
>>
>> wooledg:~$ ip -s link show eth0
>> 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast
>> state UP mode DEFAULT group default qlen 1000
>>    link/ether a0:8c:fd:c3:89:e0 brd ff:ff:ff:ff:ff:ff
>>    RX: bytes  packets  errors  dropped overrun mcast
>>    380719013  1442490  0       0       0       4731
>>    TX: bytes  packets  errors  dropped carrier collsns
>>    57971257   614586   0       0       0       0
>>
>> Aha!
>
> My bad. I actually only got as far as discovering "ip -s link" on my own
> system. As I was typing up the email I remembered that Richard was after
> statistics for a specific interface. I should have been more diligent in
> working out the correct format.
>
>>
>> (Sadly, this is my *typical* experience with the ip command -- trying
>> random things until one of them works, because the documentation
>> is impenetrable, and the syntax barely guessable, and certainly not
>> predictable.)
>
> ip *could* do a lot better, it's true. As a monolithic tool, there's not
> really much excuse for the different sub-tools to parse the commands
> differently. As you say, "ip address" expects the device to be expressed
> as "dev eth0", so why doesn't "ip link" handle it the same way? I don't
> know.


I would go further saying iproute2 is non-functional due to being 
functionally un-documented.

https://manpages.debian.org/jessie/iproute2/ip.8.en.html is useless.

Functional commands, for this thread's topic would be
   ip -s link
or
   ip -s link ls usb0

No hint of either in so-called man page.

I accidentally discovered it by following up links when doing DuckDuckGo 
search for "documentation iproute2" (w/o quotes).

I then did another netinst of testing. There is some subset of the "ip" 
command available after the network has been configured. The help is too 
abbreviated to be useful.

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Thread

Measuring aggregate internet useage? Richard Owlett <rowlett@cloud85.net> - 2017-04-23 12:30 +0200
  Re: Measuring aggregate internet useage? Dan Purgert <dan@djph.net> - 2017-04-24 11:40 +0200
    Re: Measuring aggregate internet useage? Richard Owlett <rowlett@cloud85.net> - 2017-04-24 13:00 +0200
      Re: Measuring aggregate internet useage? Richard Owlett <rowlett@cloud85.net> - 2017-04-24 13:20 +0200
      Re: Measuring aggregate internet useage? rhkramer@gmail.com - 2017-04-24 13:20 +0200
      Re: Measuring aggregate internet useage? Ben Caradoc-Davies <ben@transient.nz> - 2017-04-24 23:20 +0200
        Re: Measuring aggregate internet useage? Richard Owlett <rowlett@cloud85.net> - 2017-04-25 15:20 +0200
          BUG or OPERATOR error? - was [Re: Measuring aggregate internet  useage?] Richard Owlett <rowlett@cloud85.net> - 2017-04-26 14:20 +0200
            Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet  useage?] Darac Marjal <mailinglist@darac.org.uk> - 2017-04-26 14:30 +0200
              Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet useage?] Greg Wooledge <wooledg@eeg.ccf.org> - 2017-04-26 14:40 +0200
                Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet  useage?] Darac Marjal <mailinglist@darac.org.uk> - 2017-04-26 15:00 +0200
                Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet  useage?] <tomas@tuxteam.de> - 2017-04-26 15:40 +0200
                Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet  useage?] Richard Owlett <rowlett@cloud85.net> - 2017-04-26 16:40 +0200
                Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet  useage?] Eduardo M KALINOWSKI <eduardo@kalinowski.com.br> - 2017-04-26 17:10 +0200
                Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet  useage?] Jörg-Volker Peetz <jvpeetz@web.de> - 2017-04-26 17:40 +0200
                Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet useage?] Lisi Reisz <lisi.reisz@gmail.com> - 2017-04-26 17:10 +0200
                Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet  useage?] Richard Owlett <rowlett@cloud85.net> - 2017-04-26 22:30 +0200
                Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet  useage?] <tomas@tuxteam.de> - 2017-04-27 08:50 +0200
                Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet useage?] Fungi4All <fungilife@protonmail.com> - 2017-04-27 20:30 +0200
                Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet  useage?] David Wright <deblis@lionunicorn.co.uk> - 2017-05-01 21:00 +0200
                Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet  useage?] David Wright <deblis@lionunicorn.co.uk> - 2017-05-01 20:40 +0200
                Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet  useage?] David Wright <deblis@lionunicorn.co.uk> - 2017-05-01 20:20 +0200
                Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet useage?] Greg Wooledge <wooledg@eeg.ccf.org> - 2017-05-01 20:50 +0200
                Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet  useage?] David Wright <deblis@lionunicorn.co.uk> - 2017-05-01 21:40 +0200
            Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet  useage?] Brian <ad44@cityscape.co.uk> - 2017-04-26 14:40 +0200
              Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet  useage?] Ric Moore <wayward4now@gmail.com> - 2017-04-26 16:10 +0200
                Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet useage?] Greg Wooledge <wooledg@eeg.ccf.org> - 2017-04-26 16:20 +0200
                Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet  useage?] Ric Moore <wayward4now@gmail.com> - 2017-04-26 16:30 +0200
                Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet useage?] Greg Wooledge <wooledg@eeg.ccf.org> - 2017-04-26 16:40 +0200
                Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet  useage?] Curt <curty@free.fr> - 2017-04-26 18:00 +0200
                Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet  useage?] <tomas@tuxteam.de> - 2017-04-26 16:40 +0200
            Re: BUG or OPERATOR error? - was [Re: Measuring aggregate internet  useage?] Jochen Spieker <ml@well-adjusted.de> - 2017-04-26 14:40 +0200

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