[c-nsp] Troubleshooting Input Queue Drops on 7600 running 12.2(33)SRC5

[John Neiberger]

I missed the beginning of this thread. Have you determined what is
causing the giants in the first place?

On Thu, Jul 1, 2010 at 7:57 AM, Devon True <devon at noved.org> wrote:
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> On 7/1/2010 3:54 AM, LM wrote:
>> I see "Input queue: 0/75/1707/0 (size/max/drops/flushes)"
>>
>> Did you play with the command "hold-queue XXX in"? where XXX is a value
>> over 75, which is the default value.
>
> I have not. I did watch the input queue size and it never goes above 0
> but the drops keep increasing. The input errors (giants) also increases
> at the same rate. I don't know if that is significant.
>
> Stats currently:
>
> #sh int Gi1/1/1
>  Last clearing of "show interface" counters 1d00h
>  Input queue: 0/75/17758/0 (size/max/drops/flushes); Total output drops: 0
>  Queueing strategy: fifo
>  Output queue: 0/40 (size/max)
>  5 minute input rate 180554000 bits/sec, 39168 packets/sec
>  5 minute output rate 248836000 bits/sec, 48871 packets/sec
>     2498060184 packets input, 1477173959786 bytes, 0 no buffer
>     Received 74 broadcasts (0 IP multicasts)
>     0 runts, 17758 giants, 0 throttles
>     17759 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored
>     0 watchdog, 0 multicast, 0 pause input
>
> #sh int Gi1/1/1 switching
>          Throttle count          0
>        Drops         RP      17758         SP          0
>  SPD Flushes       Fast          0        SSE          0
>  SPD Aggress       Fast          0
>  SPD Priority     Inputs     107570      Drops          0
>
> - --
> Devon
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