[c-nsp] 80fbf96c-d702-46e6-d8a6-9cba36526aa5 at me.com

[Thomas Bowlby]

With qos disabled interface only uses queue3/weight2 (FIFO and tail drop).  Large traffic flows and/ or microbursts possible causes for drops seen.

-tom


Sent from my iPhone

On Nov 17, 2011, at 10:00 AM, cisco-nsp-request at puck.nether.net wrote:

> Message: 2
> Date: Thu, 17 Nov 2011 12:19:48 +0000 (GMT)
> From: marc williams <marcuk at me.com>
> To: cisco-nsp <cisco-nsp at puck.nether.net>
> Subject: [c-nsp] 3750-x output drops
> Message-ID: <80fbf96c-d702-46e6-d8a6-9cba36526aa5 at me.com>
> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
> 
> Can anyone shed light onto what is/goes to Queue 3 Weight 2. This is where we see the drops. No QoS on this switch.
> This switch is a:
> WS-C3750X-48 ? ? ? 12.2(55)SE ? ? ? ? ? ?C3750E-IPBASEK9-M ? ?
> 
> 
> show platform port-asic stats drop gigabitEthernet 4/1/4?
> 
> ? Interface Gi4/1/4 TxQueue Drop Statistics
> ? ? Queue 0
> ? ? ? Weight 0 Frames 0
> ? ? ? Weight 1 Frames 0
> ? ? ? Weight 2 Frames 0
> ? ? Queue 1
> ? ? ? Weight 0 Frames 0
> ? ? ? Weight 1 Frames 0
> ? ? ? Weight 2 Frames 0
> ? ? Queue 2
> ? ? ? Weight 0 Frames 0
> ? ? ? Weight 1 Frames 0
> ? ? ? Weight 2 Frames 0
> ? ? Queue 3
> ? ? ? Weight 0 Frames 0
> ? ? ? Weight 1 Frames 0
> ? ? ? Weight 2 Frames 438