Исходное сообщение
"Высокая загрузка CPU, на 3750" Отправлено Еще один Василий, 13-Июн-06 08:33
>>Добрый день! >>Есть проблемма в работе WS-C3750G-24TS-1U, прошивка c3750-ipservicesk9-mz.122-25.SED >>Есть в наличии 3 разных  VLAN >>скорость обмена между хостами внутри VLAN. Скорости 23-28 Mb >>когда идет обмен между хостами в разных VLAN скорость копирования 2,3 - >>2,7 Мб в сек. >>загрузка проца в циске в этот момент 80-100 % >>Сильно похоже на неработающий CEF >>К примеру общение двух хостов из Vlan 20 и Vlan 3 >>Создает такую картину >>c3750-m#sh proc cpu so 5s >>CPU utilization for five seconds: 92%/25%; one minute: 33%; five minutes: 13% >> >> PID Runtime(ms)   Invoked      uSecs >>  5Sec   1Min   5Min TTY Process >> >> 154    83962252  57143309     >>  1469 60.00% 19.52%  5.63%   0 IP >>Input >> 109     1004325  31368322     >>     32  1.27%  0.29%   >>0.06%   0 Hulc LED Process >> >>при этом CEF включен и работает. >> >>c3750-m#sh cef state >>CEF Status: >> RP instance >> common CEF enabled >>IPv4 CEF Status: >> CEF enabled/running >> dCEF enabled/running >> CEF switching enabled/running >> original per-destination load sharing algorithm >> >> >>c3750-m#sh cef int vla 3 >>Vlan3 is up (if_number 2071) >>  Corresponding hwidb fast_if_number 2071 >>  Corresponding hwidb firstsw->if_number 2071 >>  Internet address is 192.168.2.1/24 >>  ICMP redirects are always sent >>  IP unicast RPF check is disabled >>  Input features: NAT Outside >>  Output features: Post-routing NAT Outside >>  Inbound access list is not set >>  Outbound access list is not set >>  IP policy routing is disabled >>  BGP based policy accounting on input is disabled >>  BGP based policy accounting on output is disabled >>  Hardware idb is Vlan3 >>  Fast switching type 1, interface type 142 >>  IP CEF switching enabled >>  IP CEF switching turbo vector >>  IP prefix lookup IPv4 mtrie 8-8-8-8 optimized >>  Input fast flags 0x40, Output fast flags 0x100 >>  ifindex 2071(2071) >>  Slot 0 Slot unit 3 VC -1 >>  Transmit limit accumulator 0x0 (0x0) >>  IP MTU 1500 >> >>c3750-m#sh cef int vla 20 >>Vlan20 is up (if_number 2088) >>  Corresponding hwidb fast_if_number 2088 >>  Corresponding hwidb firstsw->if_number 2088 >>  Internet address is 192.168.20.1/24 >>  ICMP redirects are always sent >>  IP unicast RPF check is disabled >>  Input features: MAC Accounting, Precedence Accounting, NAT Outside >>  Output features: Post-routing NAT Outside, IP Accounting, MAC Accouting, Precedence >>Accouting >>  Inbound access list is not set >>  Outbound access list is not set >>  IP policy routing is disabled >>  BGP based policy accounting on input is disabled >>  BGP based policy accounting on output is disabled >>  Hardware idb is Vlan20 >>  Fast switching type 1, interface type 142 >>  IP CEF switching enabled >>  IP CEF switching turbo vector >>  IP prefix lookup IPv4 mtrie 8-8-8-8 optimized >>  Input fast flags 0x8, Output fast flags 0x12 >>  ifindex 2088(2088) >>  Slot 0 Slot unit 20 VC -1 >>  Transmit limit accumulator 0x0 (0x0) >>  IP MTU 1500 >>--- >> >>Избранные :( участки из конфига. >> >>no ip subnet-zero >>ip routing > > >>ip cef accounting per-prefix non-recursive >Вот это, уберите > >>ip cef load-sharing algorithm original >> >>! >>interface GigabitEthernet2/0/11 >> description AMDServerMainInt >> switchport access vlan 20 >>! >>! >>interface GigabitEthernet2/0/21 >> description For MsSQL-01 >> switchport access vlan 20 >> spanning-tree portfast >>! >>! >>interface Vlan20 >> ip address 192.168.20.1 255.255.255.0 >> ip route-cache policy >>! >>interface Vlan3 >> ip address 192.168.2.1 255.255.255.0 >> ip helper-address 192.168.0.9 >> ip route-cache policy >>! >>ip default-gateway 192.168.0.1 >>ip classless >>ip route profile >>ip route 0.0.0.0 0.0.0.0 192.168.0.1 >>--- >>Any idea?????????