From: Dreams Ruan (dreams_r@xxxxxxx)
Date: Fri Dec 28 2001 - 06:50:27 GMT-3
Chuck Church,
The router's config is easy and simple,so I can put the "show interface
switching" like :
Router#sh int ser 0 switching
Serial0
Throttle count 0
Drops RP 0 SP 0
SPD Flushes Fast 0 SSE 0
SPD Aggress Fast 0
SPD Priority Inputs 2251 Drops 0
Protocol Path Pkts In Chars In Pkts Out Chars Out
Other Process 0 0 60770 850780
Cache misses 0
Fast 0 0 0 0
Auton/SSE 0 0 0 0
IP Process 68382 5638639 40984 5556171
Cache misses 0
Fast 1303619723 909626948 1364827571 1390802000
Auton/SSE 0 0 0 0
!!!!
FastEthernet0
Throttle count 0
Drops RP 0 SP 0
SPD Flushes Fast 0 SSE 0
SPD Aggress Fast 0
SPD Priority Inputs 0 Drops 0
Protocol Path Pkts In Chars In Pkts Out Chars Out
Other Process 17306 2429410 60877 3652620
Cache misses 0
Fast 0 0 0 0
Auton/SSE 0 0 0 0
IP Process 72976 12178629 8009 1169388
Cache misses 0
Fast 1442001452 3879802872 1303593865 1703437314
Auton/SSE 0 0 0 0
ARP Process 36674 2200440 11159 669540
Cache misses 0
Fast 0 0 0 0
Auton/SSE 0 0 0 0
CDP Process 9717 3478458 9720 3022137
Cache misses 0
Fast 0 0 0 0
Auton/SSE 0 0 0 0
>Dreams Ruan,
>
> Practically all your CPU usage is due to interrupts. Send us your
>config and a 'sh int switching'.
>
>Chuck
>
>----- Original Message -----
>From: "Dreams Ruan" <dreams_r@163.com>
>To: <ccielab@groupstudy.com>
>Cc: <ccielab@groupstudy.com>
>Sent: Tuesday, December 25, 2001 9:15 PM
>Subject: Re: Re: OT:Why so high CPU utilization
>
>
>> Jay Hennigan:
>>
>> In my router's interface,no any policy-route ,and switching type
>> is CEF.But the line use FR encapsulation,so I check the show process
>> CPU,the FR Broadcast Out and the Framer background use most cpu cycle,
>> the content like that:
>>
>> sh proc cpu
>> CPU utilization for five seconds: 30/30; one minute: 39; five minutes: 31
>> PID Runtime(ms) Invoked uSecs 5Sec 1Min 5Min TTY Process
>> 1 8084 82232 98 0.00 0.00 0.00 0 Load Meter
>> 2 20 30 666 0.08 0.01 0.00 2 Virtual Exec
>> 3 557900 61402 9086 0.00 0.11 0.06 0 Check heaps
>> 4 0 1 0 0.00 0.00 0.00 0 Chunk Manager
>> 5 432 269 1605 0.00 0.00 0.00 0 Pool Manager
>> 6 0 2 0 0.00 0.00 0.00 0 Timers
>> 7 644 82183 7 0.00 0.00 0.00 0
>ALARM_TRIGGER_SC
>> 8 0 35 0 0.00 0.00 0.00 0 Serial
>Backgroun
>> 9 0 1 0 0.00 0.00 0.00 0 RM PROCESS
>> 10 0 1 0 0.00 0.00 0.00 0 RM PROCESS
>> 11 0 1 0 0.00 0.00 0.00 0 RM PROCESS
>> 12 0 1 0 0.00 0.00 0.00 0 RM PROCESS
>> 13 0 2 0 0.00 0.00 0.00 0 CAS Process
>> 14 10496 27927 375 0.00 0.00 0.00 0 ARP Input
>> 15 652 20557 31 0.00 0.00 0.00 0 HC Counter
>Timer
>> 16 0 4 0 0.00 0.00 0.00 0 DDR Timers
>> 17 0 2 0 0.00 0.00 0.00 0 Dialer event
>> 18 20 4 5000 0.00 0.00 0.00 0 Entity MIB API
>> 19 0 1 0 0.00 0.00 0.00 0 SERIAL
>A'detect
>> 20 0 1 0 0.00 0.00 0.00 0 Critical Bkgnd
>> 21 216096 73238 2950 0.00 0.03 0.02 0 Net Background
>> 22 0 64 0 0.00 0.00 0.00 0 Logger
>> 23 1292 411025 3 0.00 0.00 0.00 0 TTY Background
>> 24 2200 411045 5 0.00 0.00 0.00 0 Per-Second
>Jobs
>> 25 0 19583 0 0.00 0.00 0.00 0 CSM periodical
>p
>> 26 40 215393 0 0.00 0.00 0.00 0 CSM timer
>proces
>> 27 0 2 0 0.00 0.00 0.00 0 CSM Tone
>process
>> 28 0 2 0 0.00 0.00 0.00 0 Call
>Management
>> 29 1016 11585 87 0.00 0.00 0.00 0 Net Input
>> 30 19892 82232 241 0.00 0.00 0.00 0 Compute load
>avg
>> 31 198360 7141 27777 0.00 0.03 0.00 0 Per-minute
>Jobs
>> 32 0 1 0 0.00 0.00 0.00 0 COT Timer
>proces
>> 33 0 1 0 0.00 0.00 0.00 0 COT Queue
>proces
>> 34 748 1631492 0 0.00 0.00 0.00 0 Framer
>backgroun
>> 35 0 3 0 0.00 0.00 0.00 0 Neat msg
>> 36 16 4 4000 0.00 0.00 0.00 0 ISDN
>> 37 0 2 0 0.00 0.00 0.00 0 AAA Dictionary
>R
>> 38 42392 87732 483 0.00 0.01 0.00 0 IP Input
>> 39 9352 53989 173 0.00 0.00 0.00 0 CDP Protocol
>> 40 0 1 0 0.00 0.00 0.00 0 X.25 Encaps
>Mana
>> 41 0 1 0 0.00 0.00 0.00 0 PPP IP Add
>Route
>> 42 5292 6992 756 0.00 0.00 0.00 0 IP Background
>> 43 1168 6859 170 0.00 0.00 0.00 0 Adj Manager
>> 44 8 1373 5 0.00 0.00 0.00 0 TCP Timer
>> PID Runtime(ms) Invoked uSecs 5Sec 1Min 5Min TTY Process
>> 45 88 89 988 0.00 0.00 0.00 0 TCP Protocols
>> 46 0 1 0 0.00 0.00 0.00 0 Probe Input
>> 47 0 1 0 0.00 0.00 0.00 0 RARP Input
>> 48 0 1 0 0.00 0.00 0.00 0 HTTP Timer
>> 49 0 1 0 0.00 0.00 0.00 0 Socket Timers
>> 50 9692 11078 874 0.00 0.00 0.00 0 DHCPD Receive
>> 51 1284 6851 187 0.00 0.00 0.00 0 IP Cache Ager
>> 52 0 1 0 0.00 0.00 0.00 0 COPS
>> 53 0 1 0 0.00 0.00 0.00 0 PAD InCall
>> 54 0 2 0 0.00 0.00 0.00 0 X.25
>Background
>> 55 1488 411033 3 0.00 0.00 0.00 0 RUDPV1 Main
>Proc
>> 56 0 1 0 0.00 0.00 0.00 0 bsm_timers
>> 57 608 411032 1 0.00 0.00 0.00 0 bsm_xmt_proc
>> 58 4 2 2000 0.00 0.00 0.00 0 RLM groups
>Proce
>> 59 9988 81987 121 0.00 0.00 0.00 0 FR LMI
>> 60 1064 4108553 0 0.00 0.00 0.00 0 FR Broadcast
>Out
>> 61 180 1631572 0 0.00 0.00 0.00 0 VFC File
>System
>> 62 0 1 0 0.00 0.00 0.00 0 Router
>Autoconf
>> 63 0 1 0 0.00 0.00 0.00 0 TSP
>> 64 4 1 4000 0.00 0.00 0.00 0
>QOS_MODULE_MAIN
>> 65 64 63 1015 0.00 0.00 0.00 0 DSPRM
>> 66 0 2 0 0.00 0.00 0.00 0 VFC Manager
>> 67 0 2 0 0.00 0.00 0.00 0 Background
>Loade
>> 68 0 1 0 0.00 0.00 0.00 0 sssapp
>> 69 0 2 0 0.00 0.00 0.00 0 RTSP_CLIENT
>> 70 0 1 0 0.00 0.00 0.00 0 RTSP_DNS
>> 71 648 6832 94 0.00 0.00 0.00 0 FR ARP
>> 72 0 1 0 0.00 0.00 0.00 0 faxmsp
>> 73 0 1 0 0.00 0.00 0.00 0 DocMSP
>> 74 0 1 0 0.00 0.00 0.00 0 Syslog Traps
>> 75 356 41112 8 0.00 0.00 0.00 0 RMON Recycle
>Pro
>> 76 4 2 2000 0.00 0.00 0.00 0 RMON Deferred
>Se
>> 77 0 1 0 0.00 0.00 0.00 0 RMON Packets
>> 78 0 2 0 0.00 0.00 0.00 0 ISDN Timer
>> 79 0 1 0 0.00 0.00 0.00 0 ISDNMIB
>Backgrou
>> 80 0 1 0 0.00 0.00 0.00 0 CallMIB
>Backgrou
>> 81 4 1 4000 0.00 0.00 0.00 0 ISDN From
>Driver
>> 82 4 64 62 0.00 0.00 0.00 0 Resource
>Monitor
>> 83 0 2 0 0.00 0.00 0.00 0 CC-API_VCM
>> 84 12 4 3000 0.00 0.00 0.00 0 Session
>Applicat
>> 85 16 2 8000 0.00 0.00 0.00 0 VTSP
>> 86 0 2 0 0.00 0.00 0.00 0 VOIP_RTCP
>> 87 0 2 0 0.00 0.00 0.00 0 Voice Player
>> 88 0 1 0 0.00 0.00 0.00 0 Media Content
>Re
>> 89 4 1 4000 0.00 0.00 0.00 0 pcapp
>> 90 0 1 0 0.00 0.00 0.00 0 placecall
>> PID Runtime(ms) Invoked uSecs 5Sec 1Min 5Min TTY Process
>> 91 0 2 0 0.00 0.00 0.00 0 tcl ivr app
>> 92 0 2 0 0.00 0.00 0.00 0 tcl ivr app
>> 93 0 2 0 0.00 0.00 0.00 0 tcl ivr app
>> 94 0 2 0 0.00 0.00 0.00 0 tcl ivr app
>> 95 0 2 0 0.00 0.00 0.00 0 tcl ivr app
>> 96 0 2 0 0.00 0.00 0.00 0 tcl ivr app
>> 97 0 2 0 0.00 0.00 0.00 0 tcl ivr app
>> 98 0 2 0 0.00 0.00 0.00 0 tcl ivr app
>> 99 0 1 0 0.00 0.00 0.00 0 lib_off_app
>> 100 8 2 4000 0.00 0.00 0.00 0 CCH323_CT
>> 101 0 2 0 0.00 0.00 0.00 0 CCH323_RTCP
>> 102 0 1 0 0.00 0.00 0.00 0 CCH323_DNS
>> 103 4 2 2000 0.00 0.00 0.00 0
>CCSIP_SPI_CONTRO
>> 104 0 1 0 0.00 0.00 0.00 0 CCSIP_DNS
>> 105 4 1 4000 0.00 0.00 0.00 0
>CCSIP_UDP_SOCKET
>> 106 0 1 0 0.00 0.00 0.00 0
>CCSIP_TCP_SOCKET
>> 107 4 2 2000 0.00 0.00 0.00 0 RTPSPI
>> 108 0 1 0 0.00 0.00 0.00 0 ISDN L2
>Process
>> 109 0 1 0 0.00 0.00 0.00 0 ISDN L3 Timer
>Pr
>> 110 0 1 0 0.00 0.00 0.00 0 ISDN L2D SRQ
>Pro
>> 111 0 3 0 0.00 0.00 0.00 0 AAA Accounting
>> 112 4 3427 1 0.00 0.00 0.00 0 DHCPD Timer
>> 113 1704 116452 14 0.00 0.00 0.00 0 DHCPD Database
>> 114 0 1 0 0.00 0.00 0.00 0 Fax Receive
>> 115 0 1 0 0.00 0.00 0.00 0 Fax Transmit
>> 116 0 1 0 0.00 0.00 0.00 0 Tiff Writer
>> 117 0 217 0 0.00 0.00 0.00 0 fax timers
>> 118 776 822027 0 0.00 0.00 0.00 0 esmtp client
>soc
>> 119 0 2 0 0.00 0.00 0.00 0 esmtp server
>soc
>> 120 0 1 0 0.00 0.00 0.00 0 faxmail-client
>> 121 4 20550 0 0.00 0.00 0.00 0 FR TUNNEL
>> 122 0 1 0 0.00 0.00 0.00 0 FRF9 manager
>> 123 0 1 0 0.00 0.00 0.00 0 FRF9 timed
>event
>> 124 36 806 44 0.00 0.00 0.00 0 CEF process
>> 125 4 18 222 0.00 0.00 0.00 0 CEF
>Scanner!!!!
>>
>> I don't know how to solve.
>>
>> =======
>>
>> >On Tue, 25 Dec 2001, Dreams Ruan wrote:
>> >
>> >> Hello,Everyone:
>> >>
>> >> I have a question about router's cpu utilization.My company's router
>> >> is 2621,used a FE and a Serial port.The data flow about 1.1M/s per
>port,
>> >> and the packet flow about 2800 packets/s per port,but the router's cpu
>> >> utilization is 95!!! I changed a router from 2621 to AS5300,the
>AS5300's
>> >> cpu utilization is 23-35.The data flow not so high,but Why so high cpu
>> >> utilization? The router used static route,no others protocol.
>> >
>> >Do you have "no ip route-cache" in your config on either interface?
>> >
>> >Any debugging turned on?
>> >
>> >Try "show interface switching" and see if the majority of your traffic
>> >is being process-switched for any reason.
>> >
>> >"Show process cpu" will give an indication as to what is going on as
>well.
>> >
>> >--
>> >Jay Hennigan - CCIE #7880 - Network Administration - jay@west.net
>> >NetLojix Communications, Inc. - http://www.netlojix.com/
>> >WestNet: Connecting you to the planet. 805 884-6323
>>
>> = = = = = = = = = = = = = = = = = = = =
>>
>>
>> VB
>> @q#!
>>
>> Dreams Ruan
>> dreams_r@163.com
>> 2001-12-26
= = = = = = = = = = = = = = = = = = = =
VB
@q#!
Dreams Ruan
dreams_r@163.com
2001-12-28
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