Re: 3750 Outbound Queues

From: Tony Singh <mothafungla_at_gmail.com>
Date: Thu, 24 Oct 2013 16:53:50 +0100

Yes Joe pointed out my bad in a unicast :/

--
BR
Tony
Sent from my iPad
> On 24 Oct 2013, at 16:45, "Tim Cribbs Jr." <tmcribbs_at_gmail.com> wrote:
>
> Tony,
>
> Aren't the queues actually...
>
> Queue 0 - Q1
> Queue 1 - Q2
> Queue 2 - Q3
> Queue 3 - Q4
>
> Correct?
>
>
>
>> On Thu, Oct 24, 2013 at 10:10 AM, Tony Singh <mothafungla_at_gmail.com>
wrote:
>> Joe
>>
>> When I looked at your output it shows Q1T2 for that count bro
>>
>> --
>> BR
>>
>> Sent from my iPhone on 3
>>
>> > On 24 Oct 2013, at 15:00, Joe Astorino <joeastorino1982_at_gmail.com>
wrote:
>> >
>> > Hi Tony,
>> >
>> > Yes of course I could map packets into Q2T2 based on markings.  The
>> confusing thing is that there is no configuration that maps packets of any
>> kind into that queue / threshold and there is also nothing in the
>> configuration or output-q output that shows anything for Q2T2, yet there
are
>> packets seemingly being put into that queue on output.  That makes no
sense.
>> >
>> >
>> >> On Thu, Oct 24, 2013 at 9:39 AM, Tony Singh <mothafungla_at_gmail.com>
wrote:
>> >> As a side note if anyone has a good ref that shows what
>> stp/vtp/cdp/pagp/lacp/udld/dtp and any other control frames. and what they
map
>> too it would be good as I haven't had the time to do packet captures to
>> confirm this default action.
>> >>
>> >>
>> >> --
>> >> BR
>> >>
>> >> Tony
>> >>
>> >> Sent from my iPhone on 3
>> >>
>> >>> On 24 Oct 2013, at 14:35, Tony Singh <mothafungla_at_gmail.com> wrote:
>> >>>
>> >>> Hi Joe
>> >>>
>> >>> Your 2636 count seems to map to Q1T2
>> >>>
>> >>> Nothing seems like it is mapped to 2/2 by default.
>> >>>
>> >>> But looking at doc cd you can map dscp/cos to this space
>> >>> Rack1SW1(config)#mls qos srr-queue output dscp-map queue 2 threshold 2
24
>> 26
>> >>> Rack1SW1(config)#mls qos srr-queue output cos-map queue 2 threshold 2
3
>> >>> --
>> >>> BR
>> >>>
>> >>> Tony
>> >>>
>> >>> Sent from my iPhone on 3
>> >>>
>> >>>> On 22 Oct 2013, at 15:13, Joe Astorino <joeastorino1982_at_gmail.com>
>> wrote:
>> >>>>
>> >>>> I'm trying to figure out how it is possible for any frames to be
queued
>> >>>> into queue 2 threshold 2 when there is NOTHING in the dscp to
output-q
>> or
>> >>>> cos to output-q maps that put ANY frames into Q2T2.  You can see in
the
>> >>>> below output that nothing is mapped to those queues, yet 2636 packets
>> have
>> >>>> been sent into Q2T2
>> >>>>
>> >>>> I think I remember reading something a long time ago about "system"
>> traffic
>> >>>> being sent into queue 2 but I can't find anything on it.  Anyone know
>> why
>> >>>> this might be happening?
>> >>>>
>> >>>> sh mls qos maps dscp-output-q
>> >>>>   Dscp-outputq-threshold map:
>> >>>>     d1 :d2    0     1     2     3     4     5     6     7     8     9
>> >>>>     ------------------------------------------------------------
>> >>>>      0 :    04-03 04-03 04-03 04-03 04-03 04-03 04-03 04-03 04-01
04-02
>> >>>>      1 :    04-02 04-02 04-02 04-02 04-02 04-02 03-03 03-03 03-03
03-03
>> >>>>      2 :    03-03 03-03 03-03 03-03 02-03 02-03 02-03 02-03 02-03
02-03
>> >>>>      3 :    02-03 02-03 03-03 03-03 03-03 03-03 03-03 03-03 03-03
03-03
>> >>>>      4 :    01-03 01-03 01-03 01-03 01-03 01-03 01-03 01-03 02-03
02-03
>> >>>>      5 :    02-03 02-03 02-03 02-03 02-03 02-03 02-03 02-03 02-03
02-03
>> >>>>      6 :    02-03 02-03 02-03 02-03
>> >>>>
>> >>>> sh mls qos maps cos-output-q
>> >>>>   Cos-outputq-threshold map:
>> >>>>              cos:  0   1   2   3   4   5   6   7
>> >>>>              ------------------------------------
>> >>>>  queue-threshold: 4-3 4-2 3-3 2-3 3-3 1-3 2-3 2-3
>> >>>>
>> >>>>
>> >>>> sh mls qos int t6/0/1 st | b enqueued
>> >>>>  output queues enqueued:
>> >>>> queue: threshold1 threshold2 threshold3
>> >>>> -----------------------------------------
>> >>>> queue 0:           0           0           0
>> >>>> queue 1:           0        2636     1347420
>> >>>> queue 2:           0           0      210797
>> >>>> queue 3:           0           0    43328378
>> >>>>
>> >>>>
>> >>>> --
>> >>>> Regards,
>> >>>>
>> >>>> Joe Astorino
>> >>>> CCIE #24347
>> >>>> http://astorinonetworks.com
>> >>>>
>> >>>> "He not busy being born is busy dying" - Dylan
>> >>>>
>> >>>>
>> >>>> Blogs and organic groups at http://www.ccie.net
>> >>>>
>> >>>>
Received on Thu Oct 24 2013 - 16:53:50 ART

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