>>>Hепонятная ситуация с cat6500-sup720.
>>>
>>>Обычно load cpu порядка 10-15%. Вешаем на интерфейс "vlan 2" route-map, в
>>>
>>>котором указан next-hop для группы адресов - загрузка cpu резко возрастает до
>>>
>>>~50%:
>>>
>>>copter#sh proc cpu so | e 0.0
>>>CPU utilization for five seconds: 52%/46%; one minute: 51%; five minutes: 50%
>>>
>>> PID Runtime(ms) Invoked uSecs
>>> 5Sec 1Min 5Min TTY Process
>>>
>>> 122 5992932 52331490
>>> 114 4.87% 4.05% 4.11%
>>> 0 IP Input
>>>
>>>Конфиг выглядит так:
>>>
>>>interface Vlan2
>>> ip address xx.xx.1.130 255.255.255.192
>>> ip policy route-map PASSUS
>>> ip ospf message-digest-key 1 md5 7 xxxxxxxxxxxxxx
>>> ip ospf priority 10
>>>end
>>>
>>>route-map PASSUS permit 5
>>> match ip address 91
>>> set ip next-hop xx.xx.0.15
>>>
>>>access-list 91 permit xx.xx.100.0 0.0.0.255
>>>
>>>С этим можно как-то бороться?
>>
>>а посмотрите sh ip int vl 2, sh int vl 2 switching,
>>sh int vl 2 stats? может всё сразу ясно станет.
>
>#sh ip int vl 2
>Vlan2 is up, line protocol is up
> Internet address is xx.xx.xx.130/26
> Broadcast address is 255.255.255.255
> Address determined by setup command
> MTU is 1500 bytes
> Helper address is not set
> Directed broadcast forwarding is disabled
> Multicast reserved groups joined: 224.0.0.5
> Outgoing access list is not set
> Inbound access list is not set
> Proxy ARP is enabled
> Local Proxy ARP is disabled
> Security level is default
> Split horizon is enabled
> ICMP redirects are always sent
> ICMP unreachables are always sent
> ICMP mask replies are never sent
> IP fast switching is enabled
> IP fast switching on the same interface is disabled
> IP Flow switching is disabled
> IP CEF switching is enabled
> IP Feature Fast switching turbo vector
> IP Feature CEF switching turbo vector
> IP multicast fast switching is enabled
> IP multicast distributed fast switching is disabled
> IP route-cache flags are Fast, CEF
> Router Discovery is disabled
> IP output packet accounting is disabled
> IP access violation accounting is disabled
> TCP/IP header compression is disabled
> RTP/IP header compression is disabled
> Probe proxy name replies are disabled
> Policy routing is enabled, using route map PASSUS
> Network address translation is disabled
> WCCP Redirect outbound is disabled
> WCCP Redirect inbound is disabled
> WCCP Redirect exclude is disabled
> BGP Policy Mapping is disabled
> Sampled Netflow is disabled
> IP multicast multilayer switching is enabled
>
>#sh int vl 2 sw
>% Vl2 is not a switchable port
>
>#sh int vl 2 sta
>Vlan2
> Switching path
> Pkts In Chars In
>Pkts Out Chars Out
>
> Processor 21384
> 14165295 166747 14425717
>
> Route cache 84373739 34688627356
> 1
> 64
> Distributed cache
> 104535 110456425 99079450 106528775631
>
> Total 84499658
>34813249076 99246198 106543201412 ip route-cache policy на интерфейсе,вроде как, должно решить проблему.
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