[c-nsp] ASR9k - input drops

[Pshem Kowalczyk]

Hi,


On 16 February 2011 19:12, Jason Lixfeld <jason at lixfeld.ca> wrote:
{cut}

> 2.  See what drops the NP is registering:
>
> RP/0/RSP0/CPU0:bfr01.60hudson01#show controllers np counters np1 location 0/0/CPU0 | i "DROP|DISCARD|NOT"
> Wed Feb 16 00:59:26.456 EST
>  31  PARSE_INGRESS_DROP_CNT                                541959           4
>  33  RESOLVE_INGRESS_DROP_CNT                              137755           0
>  34  RESOLVE_EGRESS_DROP_CNT                                    1           0
>  286  DROP_IPV4_CHECKSUM_ERROR                                   1           0
>  299  UNKNOWN_L2_ON_L3_DISCARD                               87006           1
>  310  DROP_IPV4_NOT_ENABLED                                     66           0
>  314  DROP_IPV4_NEXT_HOP_DOWN                                    1           0
>  338  DROP_IPV6_NOT_ENABLED                                 450372           3
>  348  MPLS_NOT_ENABLED_DROP                                      1           0
>  371  L3_NOT_MYMAC                                          137755           0
> RP/0/RSP0/CPU0:bfr01.60hudson01#

That helps a lot. Any idea what those counters actually count? We seem
to have a very high PARSE_INGRESS_DROP_CNT (around 1000pps) and
UIDB_TCAM_MISS_AGG_DROP (another 1000pps)?

RP/0/RSP0/CPU0:SPNZTRC01#show controllers np counters np3 location
0/2/CPU0  | inc "DROP|DISCARD|NOT"
Thu Feb 17 08:35:07.959 NST
  28  PARSE_INGRESS_DROP_CNT                            2117690050        1010
  29  PARSE_EGRESS_DROP_CNT                               24271402           7
  30  RESOLVE_INGRESS_DROP_CNT                                  79           0
  31  RESOLVE_EGRESS_DROP_CNT                            511766378         229
  32  MODIFY_INGRESS_DROP_CNT                                   19           0
  33  MODIFY_EGRESS_DROP_CNT                               9334491           0
  70  RESOLVE_LEARN_FROM_NOTIFY_CNT                        6081114           2
  73  RESOLVE_PORT_FLUSH_DROP_CNT                               18           0
 280  UNKNOWN_L2_ON_L3_DISCARD                             2436326           0
 295  DROP_IPV4_NEXT_HOP_DOWN                                    1           0
 363  XID_ZERO_DISCARD                                           4           0
 385  L2FLOOD_SRCDST_DROP                                 24271402           7
 392  INJ_NO_XID_MATCH_DROP                                  95247           0
 409  RESOLVE_L2_SXID_MISS_DROP_CNT                             69           0
 410  RESOLVE_VPLS_SPLIT_HORIZON_DROP_CNT                476155841         217
 412  RESOLVE_VPWS_L2VPN_LDI_MISS_DROP_CNT                      10           0
 438  RESOLVE_MAC_NOTIFY_CTRL_DROP_CNT                     7886822           3
 439  RESOLVE_MAC_DELETE_CTRL_DROP_CNT                    27723714          10
 524  UIDB_TCAM_MISS_AGG_DROP                           2073987418        1000
 525  UIDB_TCAM_MISS_PORT0_DROP_FOR_HOST                     16872           0


kind regards
Pshem