[c-nsp] RES: 6509 input queue drops

[Leonardo Gama Souza]

Check if the 32 Gbps bus is overwhelmed:

#show cat all

-----Mensagem original-----
De: cisco-nsp-bounces at puck.nether.net
[mailto:cisco-nsp-bounces at puck.nether.net] Em nome de Chris Lane
Enviada em: quarta-feira, 21 de julho de 2010 12:59
Para: cisco-nsp at puck.nether.net
Assunto: [c-nsp] 6509 input queue drops

All,

I have a 48 port 10/100/1000mb EtherModule      WS-X6148-GE-TX  on a
6509
running s72033-advipservicesk9_wan-mz.122-33.SXH7.bin
Interface built as layer3 with a p2p site to site
experiencing tons of Input queue drops but no other errors on port.
cr.nyc1.ny#sh int g3/2
GigabitEthernet3/2 is up, line protocol is up (connected)
  Hardware is C6k 1000Mb 802.3, address is
  Description: xxxxxxxxx
  Internet address is
  MTU 1500 bytes, BW 1000000 Kbit, DLY 10 usec,
     reliability 255/255, txload 4/255, rxload 1/255
  Encapsulation ARPA, loopback not set
  Keepalive set (10 sec)
  Full-duplex, 1000Mb/s, media type is 10/100/1000BaseT
  input flow-control is off, output flow-control is off
  Clock mode is auto
  ARP type: ARPA, ARP Timeout 04:00:00
  Last input 00:00:04, output 00:00:05, output hang never
  Last clearing of "show interface" counters 00:07:15
*  Input queue: 0/75/45605/0 (size/max/drops/flushes); Total output
drops: 0
*
  Queueing strategy: fifo
  Output queue: 0/40 (size/max)
  5 minute input rate 5511000 bits/sec, 3615 packets/sec
  5 minute output rate 19240000 bits/sec, 5080 packets/sec
  L2 Switched: ucast: 68 pkt, 4484 bytes - mcast: 79854 pkt, 5112676
bytes
  L3 in Switched: ucast: 1116996 pkt, 233979838 bytes - mcast: 0 pkt, 0
bytes mcast
  L3 out Switched: ucast: 2138144 pkt, 982224161 bytes mcast: 0 pkt, 0
bytes
     1496205 packets input, 261671862 bytes, 0 no buffer
     Received 358394 broadcasts (0 IP multicasts)
     0 runts, 0 giants, 2606 throttles
    * 0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored*
     0 watchdog, 0 multicast, 0 pause input
     0 input packets with dribble condition detected
     2158283 packets output, 988796454 bytes, 0 underruns
     *0 output errors, 0 collisions, 0 interface resets*
     0 babbles, 0 late collision, 0 deferred
     0 lost carrier, 0 no carrier, 0 PAUSE output
     0 output buffer failures, 0 output buffers swapped out

Anybody experience such an odd error?

-- 
//CL
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