From: Sean Gavitt (seangavitt@hotmail.com)
Date: Thu Apr 10 2008 - 11:11:21 ART
I will check this out right now, and will let you know.. Thank you for your
input.
--------------------------------------------------
From: "Li Xiao Shawn NCS" <xiaoshawn@ncs.com.sg>
Sent: Thursday, April 10, 2008 10:09 AM
To: "Sean Gavitt" <seangavitt@hotmail.com>; "Cisco certification"
<ccielab@groupstudy.com>
Subject: RE: Question about 10 Gig ports w/ 6509 & Sup 720 - QoS
> Note sure whether adding below will help
>
> priority-queue queue-limit 2
>
> The queue limit of the priority queue should be the configured
> automatically to use whatever remaining, but in your case it is still
> taking 15..
>
> queue-limit ratios: 5[queue 1] 84[queue 2] 5[queue 3]
> 1[queue 4]
> 1[queue 5] 1[queue 6] 1[queue 7] 15[Pri Queue]
>
> suspecting whether that is the reason why your queue 4-7 limit is
> detected as "0" even though u configured "1".. just a thought.. hth
>
> -- lx
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> Sean Gavitt
> Sent: 10 April 2008 21:52
> To: Cisco certification
> Subject: Question about 10 Gig ports w/ 6509 & Sup 720 - QoS
>
> All-
>
>
>
> Configuring a new 10 Gig blade (6509 - Sup720) for QoS, and having some
> issues. I think my understanding of the queuing/bandwidth on the new
> blades
> might be a mis-interpretation issue. So, any help would be appreciated
>
>
>
> First thing I should mention is the design methodology. The only thing
> we are
> doing is queueing voice, video, and all else. The new 10 Gig blades are
> 1P7Q4T. Therefore, I need to weight the queues appropriately, and the
> majority of the traffic will be going into Queue 1 threshold 1 (default
> COS
> 0). There is no requirement for scalability into the other queues;
> therefore,
> the lowest weight would be good.
>
>
>
> Voice is COS 5 (mapped to queue 8)
>
> Video is COS 4 (mapped to Queue 2 threshold 2)
>
> Class-default mapped to (Queue 1 threshold 1)
>
>
>
> I am getting the following errors on bootup:
>
> Warning: TenGigabitEthernet2/1 Queue 4 Bandwidth is set to 2 but
> queue-limit
> is 0. Please change queue-limit setting!
>
> Warning: TenGigabitEthernet2/1 Queue 5 Bandwidth is set to 1 but
> queue-limit
> is 0. Please change queue-limit setting!
>
> Warning: TenGigabitEthernet2/1 Queue 6 Bandwidth is set to 1 but
> queue-limit
> is 0. Please change queue-limit setting!
>
> Warning: TenGigabitEthernet2/1 Queue 7 Bandwidth is set to 1 but
> queue-limit
> is 0. Please change queue-limit setting!
>
>
>
> (all interfaces giving this error).
>
>
>
>
>
> Am I mapping/queuing incorrectly? Any Advice????? I am in a pinch
> here.
>
>
>
>
>
> Here is the configuration of the ten gig port
>
> interface TenGigabitEthernet2/1
>
> description To other switch
>
> dampening
>
> ip address x.x.x.x 255.255.255.252
>
> no ip redirects
>
> ip pim sparse-mode
>
> ip route-cache flow
>
> ip ospf network point-to-point
>
> ip ospf hello-interval 1
>
> carrier-delay msec 0
>
> wrr-queue bandwidth 5 85 5 2 1 1 1
>
> wrr-queue queue-limit 5 84 5 1 1 1 1
>
> wrr-queue random-detect min-threshold 3 80 100 100 100
>
> wrr-queue random-detect min-threshold 4 80 100 100 100
>
> wrr-queue random-detect min-threshold 5 80 100 100 100
>
> wrr-queue random-detect min-threshold 6 80 100 100 100
>
> wrr-queue random-detect min-threshold 7 80 100 100 100
>
> wrr-queue random-detect max-threshold 1 100 100 100 100
>
> wrr-queue random-detect max-threshold 2 100 100 100 100
>
> wrr-queue random-detect 4
>
> wrr-queue random-detect 5
>
> wrr-queue random-detect 6
>
> wrr-queue random-detect 7
>
>
>
>
>
> Here is the show queueing interface ten 2/1
>
> MGM-AL3-6509-1#sho queueing inter ten 2/1
>
> Interface TenGigabitEthernet2/1 queueing strategy: Weighted Round-Robin
>
> Port QoS is enabled
>
> Trust state: trust COS
>
> Extend trust state: not trusted [COS = 0]
>
> Default COS is 0
>
> Queueing Mode In Tx direction: mode-cos
>
> Transmit queues [type = 1p7q4t]:
>
> Queue Id Scheduling Num of thresholds
>
> -----------------------------------------
>
> 01 WRR 04
>
> 02 WRR 04
>
> 03 WRR 04
>
> 04 WRR 04
>
> 05 WRR 04
>
> 06 WRR 04
>
> 07 WRR 04
>
> 08 Priority 01
>
>
>
> WRR bandwidth ratios: 5[queue 1] 85[queue 2] 5[queue 3]
> 2[queue 4]
> 1[queue 5] 1[queue 6] 1[queue 7]
>
> queue-limit ratios: 5[queue 1] 84[queue 2] 5[queue 3]
> 1[queue 4]
> 1[queue 5] 1[queue 6] 1[queue 7] 15[Pri Queue]
>
>
>
> queue tail-drop-thresholds
>
> --------------------------
>
> 1 70[1] 100[2] 100[3] 100[4]
>
> 2 70[1] 100[2] 100[3] 100[4]
>
> 3 100[1] 100[2] 100[3] 100[4]
>
> 4 100[1] 100[2] 100[3] 100[4]
>
> 5 100[1] 100[2] 100[3] 100[4]
>
> 6 100[1] 100[2] 100[3] 100[4]
>
> 7 100[1] 100[2] 100[3] 100[4]
>
>
>
> queue random-detect-min-thresholds
>
> ----------------------------------
>
> 1 40[1] 70[2] 70[3] 70[4]
>
> 2 40[1] 70[2] 70[3] 70[4]
>
> 3 80[1] 100[2] 100[3] 100[4]
>
> 4 80[1] 100[2] 100[3] 100[4]
>
> 5 80[1] 100[2] 100[3] 100[4]
>
> 6 80[1] 100[2] 100[3] 100[4]
>
> 7 80[1] 100[2] 100[3] 100[4]
>
>
>
> queue random-detect-max-thresholds
>
> ----------------------------------
>
> 1 100[1] 100[2] 100[3] 100[4]
>
> 2 100[1] 100[2] 100[3] 100[4]
>
> 3 100[1] 100[2] 100[3] 100[4]
>
> 4 100[1] 100[2] 100[3] 100[4]
>
> 5 100[1] 100[2] 100[3] 100[4]
>
> 6 100[1] 100[2] 100[3] 100[4]
>
> 7 100[1] 100[2] 100[3] 100[4]
>
>
>
> WRED disabled queues:
>
>
>
> queue thresh cos-map
>
> ---------------------------------------
>
> 1 1 0
>
> 1 2 1
>
> 1 3
>
> 1 4
>
> 2 1 2
>
> 2 2 3 4
>
> 2 3
>
> 2 4
>
> 3 1 6 7
>
> 3 2
>
> 3 3
>
> 3 4
>
> 4 1
>
> 4 2
>
> 4 3
>
> 4 4
>
> 5 1
>
> 5 2
>
> 5 3
>
> 5 4
>
> 6 1
>
> 6 2
>
> 6 3
>
> 6 4
>
> 7 1
>
> 7 2
>
> 7 3
>
> 7 4
>
> 8 1 5
>
>
>
>
>
> queue thresh dscp-map
>
> ---------------------------------------
>
> 1 1 0 1 2 3 4 5 6 7 8 9 11 13 15 16 17 19 21 23 25 27 29 31
> 33 39
> 41 42 43 44 45 47
>
> 1 2
>
> 1 3
>
> 1 4
>
> 2 1 14
>
> 2 2 12
>
> 2 3 10
>
> 2 4
>
> 3 1 22
>
> 3 2 20
>
> 3 3 18
>
> 3 4
>
> 4 1 24 30
>
> 4 2 28
>
> 4 3 26
>
> 4 4
>
> 5 1 32 34 35 36 37 38
>
> 5 2
>
> 5 3
>
> 5 4
>
> 6 1 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63
>
> 6 2
>
> 6 3
>
> 6 4
>
> 7 1
>
> 7 2
>
> 7 3
>
> 7 4
>
> 8 1 40 46
>
>
>
> Queueing Mode In Rx direction: mode-cos
>
> Receive queues [type = 8q4t]:
>
> Queue Id Scheduling Num of thresholds
>
> -----------------------------------------
>
> 01 WRR 04
>
> 02 WRR 04
>
> 03 WRR 04
>
> 04 WRR 04
>
> 05 WRR 04
>
> 06 WRR 04
>
> 07 WRR 04
>
> 08 WRR 04
>
>
>
> WRR bandwidth ratios: 10[queue 1] 0[queue 2] 0[queue 3]
> 0[queue 4]
> 0[queue 5] 0[queue 6] 0[queue 7] 90[queue 8]
>
> queue-limit ratios: 80[queue 1] 0[queue 2] 0[queue 3]
> 0[queue 4]
> 0[queue 5] 0[queue 6] 0[queue 7] 20[queue 8]
>
>
>
> queue tail-drop-thresholds
>
> --------------------------
>
> 1 70[1] 80[2] 90[3] 100[4]
>
> 2 100[1] 100[2] 100[3] 100[4]
>
> 3 100[1] 100[2] 100[3] 100[4]
>
> 4 100[1] 100[2] 100[3] 100[4]
>
> 5 100[1] 100[2] 100[3] 100[4]
>
> 6 100[1] 100[2] 100[3] 100[4]
>
> 7 100[1] 100[2] 100[3] 100[4]
>
> 8 100[1] 100[2] 100[3] 100[4]
>
>
>
> queue random-detect-min-thresholds
>
> ----------------------------------
>
> 1 40[1] 40[2] 50[3] 50[4]
>
> 2 100[1] 100[2] 100[3] 100[4]
>
> 3 100[1] 100[2] 100[3] 100[4]
>
> 4 100[1] 100[2] 100[3] 100[4]
>
> 5 100[1] 100[2] 100[3] 100[4]
>
> 6 100[1] 100[2] 100[3] 100[4]
>
> 7 100[1] 100[2] 100[3] 100[4]
>
> 8 100[1] 100[2] 100[3] 100[4]
>
>
>
> queue random-detect-max-thresholds
>
> ----------------------------------
>
> 1 70[1] 80[2] 90[3] 100[4]
>
> 2 100[1] 100[2] 100[3] 100[4]
>
> 3 100[1] 100[2] 100[3] 100[4]
>
> 4 100[1] 100[2] 100[3] 100[4]
>
> 5 100[1] 100[2] 100[3] 100[4]
>
> 6 100[1] 100[2] 100[3] 100[4]
>
> 7 100[1] 100[2] 100[3] 100[4]
>
> 8 100[1] 100[2] 100[3] 100[4]
>
>
>
> WRED disabled queues: 2 3 4 5 6 7 8
>
>
>
> queue thresh cos-map
>
> ---------------------------------------
>
> 1 1 0 1
>
> 1 2 2 3
>
> 1 3 4
>
> 1 4 6 7
>
> 2 1
>
> 2 2
>
> 2 3
>
> 2 4
>
> 3 1
>
> 3 2
>
> 3 3
>
> 3 4
>
> 4 1
>
> 4 2
>
> 4 3
>
> 4 4
>
> 5 1
>
> 5 2
>
> 5 3
>
> 5 4
>
> 6 1
>
> 6 2
>
> 6 3
>
> 6 4
>
> 7 1
>
> 7 2
>
> 7 3
>
> 7 4
>
> 8 1 5
>
> 8 2
>
> 8 3
>
> 8 4
>
>
>
>
>
> queue thresh dscp-map
>
> ---------------------------------------
>
> 1 1 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
> 22 23
> 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47
> 48 49
> 50 51 52 53 54 55 56 57 58 59 60 61 62 63
>
> 1 2
>
> 1 3
>
> 1 4
>
> 2 1
>
> 2 2
>
> 2 3
>
> 2 4
>
> 3 1
>
> 3 2
>
> 3 3
>
> 3 4
>
> 4 1
>
> 4 2
>
> 4 3
>
> 4 4
>
> 5 1
>
> 5 2
>
> 5 3
>
> 5 4
>
> 6 1
>
> 6 2
>
> 6 3
>
> 6 4
>
> 7 1
>
> 7 2
>
> 7 3
>
> 7 4
>
> 8 1
>
> 8 2
>
> 8 3
>
> 8 4
>
>
>
>
>
> Packets dropped on Transmit:
>
>
>
> queue dropped [cos-map]
>
> ---------------------------------------------
>
> 1 0 [0 1 ]
>
> 2 0 [2 3 4 ]
>
> 3 0 [6 7 ]
>
> 4 0 []
>
> 5 0 []
>
> 6 0 []
>
> 7 0 []
>
> 8 0 [5 ]
>
>
>
> Packets dropped on Receive:
>
> BPDU packets: 0
>
>
>
> queue dropped [cos-map]
>
> ---------------------------------------------
>
> 1 0 [0 1 2 3 4 6 7 ]
>
> 2 0 []
>
> 3 0 []
>
> 4 0 []
>
> 5 0 []
>
> 6 0 []
>
> 7 0 []
>
> 8 0 [5 ]
>
>
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