[c-nsp] Huge SP CPU usage spikes 100%

james list jameslist72 at gmail.com
Thu Mar 1 04:50:10 EST 2018


Hi
the mentioned command are not present:


xxx#show platform ?
  acl            Display CWAN ACL commands
  bridge         Distributed/Hardware-based bridging information
  buffers        Show buffer allocation
  cfm            Show CFM Commands
  eeprom         Show CPU eeprom
  etherchannel   Platform EtherChannel information
  fault          Show fault data
  hardware       Show platform hardware information
  internal-vlan  Show internal vlan
  netint         Show platform net interrupt information
  redundancy     Display bias and CWAN platform redundancy
  software       Show platform software information
  stats          Display CWAN statistics
  supervisor     Show supervisor info
  tech-support   Show system information for Tech-Support
  tlb            Show processor TLB registers
  vfi            Display CWAN VFI commands
  vlans          Display hidden VLAN to WAN interface mapping

2018-03-01 9:41 GMT+01:00 Saku Ytti <saku at ytti.fi>:

> Hey,
>
> Anything in punts?
>
> show plat cap buffer asic pinnacle slot 5 port 4 direction out priority lo
> show plat cap buffer collect for 5
> show plat cap buffer data filt
> show plat cap buffer data sample <x from above>
>
>
> Replace 'slot 5' with your port SUP port number.
>
>
> On 1 March 2018 at 10:29, james list <jameslist72 at gmail.com> wrote:
> > Dear experts,
> > has anybody experienced a 100% SP CPU usage on C6500-Sup720
> (12.2(33)SXI5)
> > with a lot of interrupts ?
> > The main process is Heartbeat.
> >
> > Cisco TAC is struggling in having an idea to sorting out the issue, they
> > are working since 3 days on it..
> >
> > STP is stable, no mac moving, no real issue found… maybe somebody
> > experienced the same due to something in particular?
> >
> > Thanks for any hints.
> >
> > Cheers,
> > James
> >
> >
> > xxx#remote command switch show process cpu sorted
> >
> > CPU utilization for five seconds: 91%/83%; one minute: 96%; five minutes:
> > 97%
> >  PID Runtime(ms)   Invoked      uSecs   5Sec   1Min   5Min TTY Process
> >  102    12118224 387324287         31 100.00% 38.16% 32.07%   0 Heartbeat
> > Proces
> >  258  4104910748 127607878      32168  2.23%  2.01%  2.03%   0 Vlan
> > Statistics
> >  117   7497040242279235756          0  1.19%  0.60%  0.56%   0
> > DiagCard2/-1
> >  114   9372052522290556905          0  1.11%  1.05%  1.06%   0 slcp
> > process
> >  500   384748832 761210720        505  0.47%  0.49%  0.47%   0
> > DiagCard3/-1
> >    3   8458075601628030520        519  0.47%  0.45%  0.46%   0
> > DiagCard1/-1
> >  124   540996344 628393475        860  0.39%  0.40%  0.39%   0
> > DiagCard4/-1
> >   75   6645542122968378193          0  0.31%  0.20%  0.19%   0 SCP
> Download
> > Lis
> >
> > xxx#remote command switch show proc cpu his
> >
> >     9999999999999999999999999999999999999999999999999999999999
> >     7666666666677778888877777666666666666677777777788888666777
> > 100 **********************************************************
> >  90 **********************************************************
> >  80 **********************************************************
> >  70 **********************************************************
> >  60 **********************************************************
> >  50 **********************************************************
> >  40 **********************************************************
> >  30 **********************************************************
> >  20 **********************************************************
> >  10 **********************************************************
> >    0....5....1....1....2....2....3....3....4....4....5....5....
> >              0    5    0    5    0    5    0    5    0    5
> >                CPU% per second (last 60 seconds)
> >
> >     9999999999999999999999999999999999999999999999999999999999
> >     8888898888878897888888888788888898888888998888888898888878
> > 100 ##########################################################
> >  90 ##########################################################
> >  80 ##########################################################
> >  70 ##########################################################
> >  60 ##########################################################
> >  50 ##########################################################
> >  40 ##########################################################
> >  30 ##########################################################
> >  20 ##########################################################
> >  10 ##########################################################
> >    0....5....1....1....2....2....3....3....4....4....5....5....
> >              0    5    0    5    0    5    0    5    0    5
> >                CPU% per minute (last 60 minutes)
> >               * = maximum CPU%   # = average CPU%
> >                              1
> >     999999999999999999999999909999999999999999999999999999999999
> 9999999999
> >     999999999999999999999999909999999999999999999999999999999999
> 9999999999
> > 100 #################*####################**####################
> ##########
> >  90 ############################################################
> ##########
> >  80 ############################################################
> ##########
> >  70 ############################################################
> ##########
> >  60 ############################################################
> ##########
> >  50 ############################################################
> ##########
> >  40 ############################################################
> ##########
> >  30 ############################################################
> ##########
> >  20 ############################################################
> ##########
> >  10 ############################################################
> ##########
> >    0....5....1....1....2....2....3....3....4....4....5....5....
> 6....6....7.
> >              0    5    0    5    0    5    0    5    0    5    0    5
> 0
> >                    CPU% per hour (last 72 hours)
> >                   * = maximum CPU%   # = average CPU%
> > _______________________________________________
> > 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/
>
>
>
> --
>   ++ytti
>


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