[c-nsp] Cisco 7206 NPE-G1 with ouput drops

Rodney Dunn rodunn at cisco.com
Wed Sep 21 11:23:01 EDT 2005


Oh how sweet. This added drop recording will help
figure out drops like this.

Are you running CAR on the gig 0/2 then?



On Wed, Sep 21, 2005 at 04:57:18PM +0200, Thomas Braun wrote:
> Hi,
> 
> >Does 'sh ip cef switching statistics feature' say anything?
> >  
> >
> Oh, yes  the cef drops are from CAR, we use it on a lot of interfaces.
> 
> 
> IPv4 CEF input features:
> Path   Feature                Drop    Consume       Punt  Punt2Host Gave
> route
> RP LES CAR                       2          0          0         
> 0          0
> RP LES Policy Routing            0          0          0         
> 0       5837
> RP PAS Access List            3096          0          0         
> 0          0
> RP PAS CAR                 5623058          0          0         
> 0          0
> RP PAS Policy Routing            0          0          0          0   
> 1338040
> Total                      5626156          0          0          0   
> 1343877
> 
> IPv4 CEF output features:
> Path   Feature                Drop    Consume       Punt  Punt2Host   
> New i/f
> RP PAS Access List              11          0          0        
> 58          0
> RP PAS CAR                 5935370          0          0         
> 0          0
> Total                      5935381          0          0        
> 58          0
> 
> IPv4 CEF post-encap features:
> Path   Feature                Drop    Consume       Punt  Punt2Host   
> New i/f
> Total                            0          0          0         
> 0          0
> 
> >Can you post the 'sh controller' for that gig and 'sh int gig 0/2'?
> >  
> >
> Here is the controller:
> 
> Interface GigabitEthernet0/2 (idb 0x63262570)
> Hardware is BCM1250 Internal MAC (Revision B2/B3)
>   network link is up 
>   Config is Auto Speed, Auto Duplex
>   Selected media-type is RJ45
>   GBIC is not present
>  MAC Registers:
>   mac_cfg =          0x000000C8000A0176, mac_thrsh_cfg = 0x0000080400084004
>   mac_vlantag =      0x0000000000000000, mac_frame_cfg = 0x05F8400000280200
>   mac_adfilter_cfg = 0x0000000000000E28, mac_enable    = 0x0000000000000C11
>   mac_status =       0x0004000000040004, mac_int_mask  = 0x00004F0000C300C3
>   mac_txd_ctl =      0x000000000000000F, mac_eth_addr  = 0x0000000000000000
>   mac_fifo_ptrs =    0x05F8400000280200, mac_eopcnt    = 0x0000440017171717
>   MAC RX is enabled  RX DMA - channel 0 is enabled, channel 1 is disabled
>   MAC TX is enabled  TX DMA - channel 0 is enabled, channel 1 is disabled
>   Device status = 1000 Mbps, Full-Duplex
>  PHY Registers:
>   PHY is Marvell 88E1011S (Rev 1.3)
>   Control                = 0x1000           Status                 = 0x796D
>   PHY ID 1               = 0x0141           PHY ID 2               = 0x0C62
>   Auto Neg Advertisement = 0x01E1           Link Partner Ability   = 0xC5E1
>   Auto Neg Expansion     = 0x000D           Next Page Tx           = 0x2001
>   Link Partner Next Page = 0x4F0B           1000BaseT Control      = 0x0300
>   1000BaseT Status       = 0x3C00           Extended Status        = 0x3000
>   PHY Specific Control   = 0x0008           PHY Specific Status    = 0xAC00
>   Interrupt Enable       = 0x6C00           Interrupt Status       = 0x0000
>   Ext PHY Spec Control   = 0x0C64           Receive Error Counter  = 0x0000
>   LED Control            = 0x4100
>   Ext PHY Spec Control 2 = 0x006A           Ext PHY Spec Status    = 0x801F
>   PHY says Link is UP, Speed 1000Mbps, Full-Duplex [AUTONEG Done]
>   Physical Interface - RJ45
>   AUTONEG - Our ability is     1000M/FD 1000M/HD 100M/FD 100M/HD 10M/FD
> 10M/HD
>   AUTONEG - Partner ability is 1000M/FD 1000M/HD 100M/FD 100M/HD 10M/FD
> 10M/HD
>  Internal Driver Information:
>   lc_ip_turbo_fs = 0x6063F7F4, ip_routecache = 0x11 (dfs = 0/mdfs = 0)
>   rx cache size = 1000, rx cache end = 839
>   max_mtu = 1528
>   ring sizes: RX = 128, TX = 256
>   rx_particle_size: 512
>  Rx Channel 0:
>   dma_config0 =     0x0000000000800888, dma_config1 =    0x01C7000000600021
>   dma_dscr_base =   0x000000000E2157C0, dma_dscr_cnt =   0x000000000000007C
>   dma_cur_dscr_a =  0x000010000E25B282, dma_cur_dscr_b = 0x049C000000000001
>   dma_cur_daddr  =  0x00007C000E215C50
>   rxring = 0x0E2157C0, shadow = 0x63263E08, head = 14 (0x0E2158A0)
>   rx_overrun=18953, rx_nobuffer=0, rx_discard=0
>   Error Interrupts: rx_int_dscr = 0, rx_int_derr = 0, rx_int_drop = 2060
>  Tx Channel 0:
>   dma_config0 =     0x0000000001001088, dma_config1 =    0x4735000000000010
>   dma_dscr_base =   0x000000000E216000, dma_dscr_cnt =   0x0000000000000000
>   dma_cur_dscr_a =  0x000002000E2FFAC0, dma_cur_dscr_b = 0x0000000000000000
>   dma_cur_daddr  =  0x000000000E2166B0
>   txring = 0x0E216000, shadow = 0x63264040, head = 14, tail = 27,
> tx_count = 13
>   Error Interrupts: tx_int_dscr = 0, tx_int_derr = 0, tx_int_dzero = 0
>   chip_state = 2, ds->tx_limited = 0
>   throttled = 0, enabled = 5, disabled = 5
>   reset=4(init=1, restart=3), auto_restart=4
>   tx_underflow = 0, tx_overflow = 0
>   rx_underflow = 0, rx_overflow = 0
>   descriptor mismatch = 0, fixed alignment = 839153
>   bad length = 0 dropped, 0 corrected
>   unexpected sop = 0
>  Address Filter:
>   Promiscuous mode OFF
>   Exact match table (for unicast, maximum 8 entries):
>     Entry 0 MAC Addr = 0001.6393.781a
>     (All other entries are empty)
>   Hash match table (for multicast, maximum 8 entries):
>     Entry 0 MAC Addr = 0100.5e00.0005
>    Entry 1 MAC Addr = 0100.5e00.0006
>     Entry 2 MAC Addr = 0100.5e00.0009
>     Entry 3 MAC Addr = 0100.0ccc.cccc
>     (All other entries are empty)
>  Statistics:
>   Rx Bytes                491374701095   Tx Bytes               
> 515235721825
>   Rx Good Packets           1004580294   Tx Good Packets           
> 825624470
>   Rx Multicast                 1714851
>   Rx Broadcast                  105553
> 
>   Rx Bad Pkt Errors                  0   Tx Bad Pkt
> Errors                  0
>   Rx FCS Errors                      0   Tx FCS
> Errors                      0
>   Rx Runt Errors                     0   Tx Runt
> Errors                     0
>   Rx Oversize Errors                 0   Tx Oversize
> Errors                 0
>   Rx Length Errors                   0   Tx
> Collisions                      0
>   Rx Code Errors                     0   Tx Late
> Collisions                 0
>   Rx Dribble Errors                  0   Tx Excessive
> Collisions            0
>                                                     Tx Abort
> Errors                    0
> 
> GigabitEthernet0/2 is up, line protocol is up
>   Hardware is BCM1250 Internal MAC, address is 0001.6393.781a (bia
> 0001.6393.781a)
>   MTU 1500 bytes, BW 1000000 Kbit, DLY 10 usec,
>      reliability 255/255, txload 39/255, rxload 39/255
>   Encapsulation 802.1Q Virtual LAN, Vlan ID  1., loopback not set
>   Keepalive set (10 sec)
>   Full-duplex, 1000Mb/s, media type is RJ45
>   output flow-control is off, input flow-control is off
>   ARP type: ARPA, ARP Timeout 04:00:00
>   Last input 00:00:00, output 00:00:00, output hang never
>   Last clearing of "show interface" counters 07:29:58
>   Input queue: 1/75/662/2 (size/max/drops/flushes); Total output drops:
> 5996183
>   Queueing strategy: fifo
>   Output queue: 0/40 (size/max)
>   30 second input rate 154511000 bits/sec, 40226 packets/sec
>   30 second output rate 152960000 bits/sec, 32549 packets/sec
>      1006425703 packets input, 3609913406 bytes, 0 no buffer
>      Received 0 broadcasts (0 IP multicast)
>      0 runts, 0 giants, 0 throttles
>      0 input errors, 0 CRC, 0 frame, 2072 overrun, 0 ignored
>      0 watchdog, 1720295 multicast, 0 pause input
>      828497913 packets output, 2217696514 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
> 
> 
> thanks
> Thomas


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