[c-nsp] SUP2/MSFC2 high CPU

[David Prall]

A good place to start is here:
Troubleshooting High CPU Utilization in IP Input Process
http://www.cisco.com/en/US/products/hw/routers/ps359/products_tech_note09186
a00801c2af3.shtml

David

--
David C Prall dcp at dcptech.com http://dcp.dcptech.com
  

> -----Original Message-----
> From: cisco-nsp-bounces at puck.nether.net 
> [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of 
> Konstantin Barinov
> Sent: Thursday, November 30, 2006 2:54 PM
> To: cisco-nsp at puck.nether.net
> Subject: [c-nsp] SUP2/MSFC2 high CPU
> 
> 
> 
> Hi,
> 
> Some 2-3 weeks ago I noticed that CPU usage on SUP2/MSFC2 jumped from
> normal 10-15% to 50%. I see a lot of CPU is used in IP Input process.
> 
> #sh proc cp | excl 0.00%  0.00%  0.00%
> CPU utilization for five seconds: 51%/28%; one minute: 49%; 
> five minutes: 48%
>  PID Runtime(ms)   Invoked      uSecs   5Sec   1Min   5Min 
> TTY Process 
>    5     1772180     98621      17969  0.00%  0.26%  0.27%   
> 0 Check heaps      
>   35      225684     11075      20377  0.00%  0.04%  0.00%   
> 0 Per-minute Jobs  
>   43          16       119        134  0.07%  0.00%  0.00%   
> 1 Virtual Exec     
>  110   1541498121090613260        141 23.51% 22.06% 21.88%   
> 0 IP Input         
>  144      214480     15658      13697  0.00%  0.01%  0.00%   
> 0 IP Background    
>  155      330328    231324       1427  0.00%  0.04%  0.03%   
> 0 IPC LC Message H 
>  159      187900    882967        212  0.00%  0.02%  0.00%   
> 0 CEF process      
>  242      117284    616197        190  0.15%  0.01%  0.00%   
> 0 Port manager per 
>  280      280560   3987398         70  0.00%  0.01%  0.00%   
> 0 IP-EIGRP(0): PDM 
>  284     4657956     77210      60328  0.00%  0.64%  0.76%   
> 0 BGP Scanner     
> 
> 
> Nothing was changed in software/hardware at that time, and even router
> was up for almost half a year. Reboot did not help, CPU usage is about
> 50% again.
> 
> Could you help to trace problem?
>  
>  
> 
> br
> --
> Konstantin Barinov
> INFONET AS, Tallinn, Estonia
> 
> _______________________________________________
> cisco-nsp mailing list  cisco-nsp at puck.nether.net
> https://puck.nether.net/mailman/listinfo/cisco-nsp
> archive at http://puck.nether.net/pipermail/cisco-nsp/
>