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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">What version of code are you running?<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D">Dennis Heim<br>
Network Voice Engineer<br>
CDW  Advanced Technology Services<br>
11711 N. Meridian Street, Suite 225<br>
Carmel, IN  46032<br>
<br>
317.569.4255 Single Number Reach</span><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D"><br>
317.569.4201 Fax</span><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">
<br>
<a href="mailto:dennis.heim@cdw.com"><span style="font-size:10.0pt">dennis.heim@cdw.com</span></a></span><u><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:blue"><br>
</span></u><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><a href="http://www.cdw.com/content/solutions/unified-communications/">cdw.com/content/solutions/unified-communications/</a><o:p></o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> cisco-voip-bounces@puck.nether.net [mailto:cisco-voip-bounces@puck.nether.net]
<b>On Behalf Of </b>James Jung<br>
<b>Sent:</b> Thursday, May 05, 2011 7:41 PM<br>
<b>To:</b> cisco-voip@puck.nether.net<br>
<b>Subject:</b> [cisco-voip] C2960S Switch High CPU<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif"">Hi guys<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif"">I have C2960S switches and one of it has high cpu rate constantly.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif"">It seems that this switch processes lots of traffic and shows lots of output drops too.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif"">The show process cpu sort shows that ‘VLAN Manager’ process takes up 40 to 60% of the total cpu time.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif"">Does anyone know about the VLAN Manager process? Is this because traffic load?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif"">show interfaces summ<o:p></o:p></span></b></p>
<p class="MsoNormal"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""> *: interface is up<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""> IHQ: pkts in input hold queue     IQD: pkts dropped from input queue<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""> OHQ: pkts in output hold queue    OQD: pkts dropped from output queue<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""> RXBS: rx rate (bits/sec)          RXPS: rx rate (pkts/sec)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""> TXBS: tx rate (bits/sec)          TXPS: tx rate (pkts/sec)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""> TRTL: throttle count<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif"">  Interface               IHQ   IQD  OHQ   OQD  RXBS RXPS  TXBS TXPS TRTL<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="DE" style="font-size:10.0pt;font-family:"Arial","sans-serif"">-------------------------------------------------------------------------<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="DE" style="font-size:10.0pt;font-family:"Arial","sans-serif"">  Vlan1                    0     0    0     0     0    0     0    0    0<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="DE" style="font-size:10.0pt;font-family:"Arial","sans-serif"">* Vlan5                    0     0    0     0  4000    4  4000    4    0<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="DE" style="font-size:10.0pt;font-family:"Arial","sans-serif"">  FastEthernet0            0     0    0     0     0    0     0    0    0<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="DE" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:red">* GigabitEthernet1/0/1     0     0    0 32591 17096000  3361 12046000  3614    0<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="DE" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:red">* GigabitEthernet1/0/2     0     0    0 200324518 9420000  1702 10401000  1645    0<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="DE" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:red">* GigabitEthernet1/0/3     0     0    0  1021 2662000  1601 8050000  2241    0<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="DE" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:red">* GigabitEthernet1/0/4     0     0    0 5212707 398000  254 332000  531    0<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="DE" style="font-size:10.0pt;font-family:"Arial","sans-serif"">  GigabitEthernet1/0/5     0     0    0     0     0    0     0    0    0<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="DE" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:red">* GigabitEthernet1/0/6     0     0    0 7449328 544000  383 2142000  867    0<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="DE" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:red">* GigabitEthernet1/0/7     0     0    0 6268202 20000   15 1333000  485    0<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="DE" style="font-size:10.0pt;font-family:"Arial","sans-serif""> 
</span><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif"">GigabitEthernet1/0/8     0     0    0     0     0    0     0    0    0<o:p></o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif"">GigabitEthernet1/0/9     0     0    0     0     0    0     0    0    0<o:p></o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><b><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif"">show controllers cpu-interface<o:p></o:p></span></b></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif"">cpu-queue-frames  retrieved  dropped    invalid    hol-block  stray<o:p></o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif"">----------------- ---------- ---------- ---------- ---------- ----------<o:p></o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif"">rpc               0          0          0          0          0        
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif"">stp               34876674   0          1741       0          0        
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif"">ipc               0          0          0          0          0        
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif"">routing protocol  34399658   0          312        0          0        
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="PT-BR" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:red">L2 protocol       452136688  317119329  4290266136 0          0        
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="PT-BR" style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="PT-BR" style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><b><span lang="PT-BR" style="font-size:10.0pt;font-family:"Arial","sans-serif"">show process cpu sorted
<o:p></o:p></span></b></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="PT-BR" style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:red">CPU utilization for five seconds: 83%/20%; one minute: 84%; five minutes: 84%<o:p></o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""> PID Runtime(ms)   Invoked      uSecs   5Sec   1Min   5Min TTY Process
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:red"> 272   699167327 140378773       4980 47.78% 45.89% 46.28%   0 VLAN Manager    
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""> 135    71568385  68413023       1046  7.99%  8.48%  8.55%   0 Hulc LED Process
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""> 188    24754528  32288669        766  0.69%  0.75%  0.74%   0 Spanning Tree   
<o:p></o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""> 104    18693053   3192604       5855  0.39%  0.50%  0.53%   0 hpm counter proc<o:p></o:p></span></p>
<p class="MsoNormal" style="text-indent:6.0pt"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif"">Thanks in advance guys.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif"">James Jung<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-AU" style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-AU"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-AU"><o:p> </o:p></span></p>
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