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1、1设备维护和故障诊断设备维护和故障诊断设备维护和故障诊断设备维护和故障诊断2路由器设备路由器设备路由器设备路由器设备维护和故障诊断维护和故障诊断维护和故障诊断维护和故障诊断3 ShowInterface4缓存和队列缓存和队列(什么是什么是Ignore?)当没有缓存可以被用来储存当没有缓存可以被用来储存输入的帧时，输入的帧时，Ignore就会增就会增加加队列极限值可以被超过以便队列极限值可以被超过以便处理突发的流量处理突发的流量InterfaceBusInterfaceCardInterfaceCard123x123yEthernetTokenRing1 PacketBuffersPacketB
2、uffersGlobalGlobalPoolPoolSystemBuffersSystemBuffersCPUT1T2TyTy+8Ex+2Ex+1ExE21,2,3x1,2,3x5缓存和队列缓存和队列(InputDrops)当没有足够的系统缓存可当没有足够的系统缓存可用时用时Inputdrop值就会增值就会增加加系统缓存被用作处理所有系统缓存被用作处理所有经处理交换和路由器自身经处理交换和路由器自身生成的数据包生成的数据包InterfaceBus InterfaceBuffersInterfaceBuffersSystemBuffersSystemBuffersCPUNOVACANCYXEth
3、ernetFrame1 Ethernet1,2,3x6缓存和队列缓存和队列(OutputDrops)当没有足够的接口缓存可用当没有足够的接口缓存可用作处理输出帧时，作处理输出帧时，Outputdrop值便会增加值便会增加InterfaceBus InterfaceBuffersInterfaceBuffersSystemBuffersSystemBuffersCPUTokenRingXNewFrameNOVACANCY7缓存和队列缓存和队列(OutputDrops)当超出输出接口的队列极限当超出输出接口的队列极限值时，值时，Outputdrop值会增值会增加加InterfaceBusSTOPS
4、TOPSTOP InterfaceBuffersInterfaceBuffersSystemBuffersSystemBuffersCPUNewFrame TokenRing18接口缓存接口缓存HoStageHoStageshowcontrollershowcontrollercbuscbuscBuscBus0,controllertype6.0,microcodeversion10.00,controllertype6.0,microcodeversion10.0 512Kbytesofmainmemory,128Kbytescachememory512Kbytesofmainmemory,
5、128Kbytescachememory1341520bytebuffers,654496bytebuffers1341520bytebuffers,654496bytebuffers Restarts:0linedown,0hungoutput,0controllererrorRestarts:0linedown,0hungoutput,0controllererrorMEC0,controllertype5.1,microcodeversion10.0MEC0,controllertype5.1,microcodeversion10.0 Interface0-Ethernet0,stati
6、onaddress0000.0c06.4ae0(Interface0-Ethernet0,stationaddress0000.0c06.4ae0(biabia0000.0c06.4ae0)0000.0c06.4ae0)11bufferRXqueue11bufferRXqueuethreshold,threshold,18bufferTXqueue18bufferTXqueue limit,buffersize1520limit,buffersize1520iftift0000,0000,rqlrql11,11, tqtq0000000000000000, ,tqltql1818Transmi
7、tterdelayis0microsecondsTransmitterdelayis0microsecondsCTR1,controllertype9.0,microcodeversion10.1CTR1,controllertype9.0,microcodeversion10.1 Interface8-TokenRing0,stationaddress0000.3060.3219(Interface8-TokenRing0,stationaddress0000.3060.3219(biabia0000.3060.3219)0000.3060.3219)13bufferRXqueue13buf
8、ferRXqueue threshold,threshold,31bufferTXqueue31bufferTXqueue limit,buffersize4496limit,buffersize4496iftift0005,0005,rqlrql1313 , ,tqtq0000000000000000, ,tqltql3131Transmitterdelayis0microsecondsTransmitterdelayis0microsecondsFDDI-T3,controllertype7.2,microcodeversion10.1FDDI-T3,controllertype7.2,m
9、icrocodeversion10.1 Interface24-Fddi0,stationaddress0000.0c06.36d7(Interface24-Fddi0,stationaddress0000.0c06.36d7(biabia0000.0c06.36d7)0000.0c06.36d7)13bufferRXqueue13bufferRXqueue threshold,threshold,32bufferTXqueue32bufferTXqueue limit,buffersize4496limit,buffersize4496iftift0006,0006, rqlrql99 ,
10、,tqtq0000000000000000, ,tqltql32329系统缓存系统缓存HoStageHoStage#showbuffers#showbuffersBufferelements:Bufferelements:500infreelist(500maxallowed)500infreelist(500maxallowed)51640224hits,0misses,0created51640224hits,0misses,0createdSmallbuffers,104bytes(total121,permanent121):Smallbuffers,104bytes(total121
11、,permanent121):119infreelist(20min,250maxallowed)119infreelist(20min,250maxallowed)19229201hits,0misses,0trims,0created19229201hits,0misses,0trims,0createdMiddlebuffers,600bytes(total90,permanent90):Middlebuffers,600bytes(total90,permanent90):89infreelist(10min,200maxallowed)89infreelist(10min,200ma
12、xallowed)20513359hits,91misses,115trims,115created20513359hits,91misses,115trims,115createdBigbuffers,1524bytes(total90,permanent90):Bigbuffers,1524bytes(total90,permanent90):90infreelist(5min,300maxallowed)90infreelist(5min,300maxallowed)7160285hits,0misses,0trims,0created7160285hits,0misses,0trims
13、,0createdLargebuffers,5024bytes(total5,permanent5):Largebuffers,5024bytes(total5,permanent5):5infreelist(0min,30maxallowed)5infreelist(0min,30maxallowed)233295hits,0misses,0trims,0created233295hits,0misses,0trims,0createdHugebuffers,18024bytes(total0,permanent0):Hugebuffers,18024bytes(total0,permane
14、nt0):0infreelist(0min,4maxallowed)0infreelist(0min,4maxallowed)0hits,0misses,0trims,0created0hits,0misses,0trims,0created10命令命令ShowprocesscpuCPU utilization for five seconds: X%/Y%; one minute: Z%; five minutes: W% PID Runtime(ms) Invoked uSecs 5Sec 1Min 5Min TTY Process 下面的表格解释了命令输出的各详细参数意思下面的表格解释了
15、命令输出的各详细参数意思: FieldDescriptionXAveragetotalutilizationduringlastfivesecondsYAverageutilizationduetointerrupts,duringlastfivesecondsX-YThisrepresentspercentageoftrafficbeingprocessswitchedZAveragetotalutilizationduringlastminute*WAveragetotalutilizationduringlastfiveminutes*PIDProcessIDRuntimeCPUtime
16、theprocesshasused(inmilliseconds)InvokedNumberoftimesaprocesshasbeencalleduSecsMicrosecondsofCPUtimeforeachinvocation5SecCPUutilizationbytaskinthelast5seconds1MinCPUutilizationbytaskinthelastminute*5MinCPUutilizationbytaskinthelast5minutes*TTYTerminalthatcontrolstheprocessProcessNameofprocess11高利用率分析高利用率分析router-5#showprocesscpu CPUutilizationforfiveseconds:83%/21%;oneminute:79%;fiveminutes:84% PID Runtime(ms) Invoked uSecs 5Sec 1Min 5Min TTY Process 1 104 3707 28 0.00% 0.00% 0.00% 0 Load Meter
