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<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>The IOS is c2960s-universalk9-mz.122-55.SE.bin
and the switch model is WS-C2960S-24TS-L.<o:p></o:p></span></font></p>
<div>
<p class=MsoNormal><font size=3 color=navy face="Times New Roman"><span
style='font-size:12.0pt;color:navy'> </span></font><font color=navy><span
style='color:navy'><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=navy face="Times New Roman"><span
style='font-size:12.0pt;color:navy'>Cheers,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 color=navy face="Times New Roman"><span
style='font-size:12.0pt;color:navy'>James Jung.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=3 face=굴림><span style='font-size:
12.0pt;font-family:Gulim'><o:p> </o:p></span></font></p>
</div>
<div>
<div class=MsoNormal align=center style='text-align:center'><font size=3
face="Times New Roman"><span lang=EN-US style='font-size:12.0pt'>
<hr size=2 width="100%" align=center tabindex=-1>
</span></font></div>
<p class=MsoNormal><b><font size=2 face=Tahoma><span lang=EN-US
style='font-size:10.0pt;font-family:Tahoma;font-weight:bold'>From:</span></font></b><font
size=2 face=Tahoma><span lang=EN-US style='font-size:10.0pt;font-family:Tahoma'>
Dennis Heim [mailto:Dennis.Heim@cdw.com] <br>
<b><span style='font-weight:bold'>Sent:</span></b> Friday, May 06, 2011 4:50 PM<br>
<b><span style='font-weight:bold'>To:</span></b> James Jung; <st1:PersonName
w:st="on">cisco-voip@puck.nether.net</st1:PersonName><br>
<b><span style='font-weight:bold'>Subject:</span></b> RE: C2960S Switch High
CPU</span></font><span lang=EN-US><o:p></o:p></span></p>
</div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span lang=EN-US
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>What version of code
are you running?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span lang=EN-US
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'><o:p> </o:p></span></font></p>
<div>
<p class=MsoNormal><font size=2 color="#1f497d" face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:#1F497D'>Dennis Heim<br>
Network Voice Engineer<br>
CDW Advanced Technology Services<br>
<st1:Street w:st="on"><st1:address w:st="on">11711 N. Meridian Street, Suite
225</st1:address></st1:Street><br>
<st1:place w:st="on"><st1:City w:st="on">Carmel</st1:City>, <st1:State w:st="on">IN</st1:State>
<st1:PostalCode w:st="on">46032</st1:PostalCode></st1:place><br>
<br>
317.569.4255 Single Number Reach<br>
317.569.4201 Fax</span></font><font size=2 color="#1f497d" face=Calibri><span
lang=EN-US style='font-size:11.0pt;font-family:Calibri;color:#1F497D'> <br>
<a href="mailto:dennis.heim@cdw.com"><font size=2><span style='font-size:10.0pt'>dennis.heim@cdw.com</span></font></a></span></font><u><font
size=2 color=blue face=Calibri><span lang=EN-US style='font-size:11.0pt;
font-family:Calibri;color:blue'><br>
</span></font></u><font size=2 color="#1f497d" face=Calibri><span lang=EN-US
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'><a
href="http://www.cdw.com/content/solutions/unified-communications/">cdw.com/content/solutions/unified-communications/</a><o:p></o:p></span></font></p>
</div>
<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span lang=EN-US
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'><o:p> </o:p></span></font></p>
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<div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'>
<p class=MsoNormal><b><font size=2 face=Tahoma><span lang=EN-US
style='font-size:10.0pt;font-family:Tahoma;font-weight:bold'>From:</span></font></b><font
size=2 face=Tahoma><span lang=EN-US style='font-size:10.0pt;font-family:Tahoma'>
cisco-voip-bounces@puck.nether.net [mailto:cisco-voip-bounces@puck.nether.net] <b><span
style='font-weight:bold'>On Behalf Of </span></b>James Jung<br>
<b><span style='font-weight:bold'>Sent:</span></b> Thursday, May 05, 2011 7:41
PM<br>
<b><span style='font-weight:bold'>To:</span></b> <st1:PersonName w:st="on">cisco-voip@puck.nether.net</st1:PersonName><br>
<b><span style='font-weight:bold'>Subject:</span></b> [cisco-voip] C2960S
Switch High CPU<o:p></o:p></span></font></p>
</div>
</div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-US
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Hi guys<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>I have C2960S switches and one of it has high cpu rate
constantly.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>It seems that this switch processes lots of traffic and
shows lots of output drops too.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>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></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Does anyone know about the VLAN Manager process? Is this
because traffic load?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><b><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial;font-weight:bold'>show interfaces summ<o:p></o:p></span></font></b></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> *: interface is up<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> IHQ: pkts in input hold queue
IQD: pkts dropped from input queue<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> OHQ: pkts in output hold queue OQD:
pkts dropped from output queue<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> RXBS: rx rate
(bits/sec) RXPS: rx rate
(pkts/sec)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> TXBS: tx rate
(bits/sec) TXPS: tx rate
(pkts/sec)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> TRTL: throttle count<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>
Interface
IHQ IQD OHQ OQD RXBS RXPS TXBS TXPS
TRTL<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=DE style='font-size:10.0pt;
font-family:Arial'>-------------------------------------------------------------------------<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=DE style='font-size:10.0pt;
font-family:Arial'>
Vlan1
0 0 0
0 0 0
0 0 0<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=DE style='font-size:10.0pt;
font-family:Arial'>* Vlan5
0 0 0 0
4000 4 4000 4 0<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=DE style='font-size:10.0pt;
font-family:Arial'>
FastEthernet0
0 0 0
0 0 0
0 0 0<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=red face=Arial><span lang=DE
style='font-size:10.0pt;font-family:Arial;color:red'>*
GigabitEthernet1/0/1 0
0 0 32591 17096000 3361 12046000
3614 0<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=red face=Arial><span lang=DE
style='font-size:10.0pt;font-family:Arial;color:red'>*
GigabitEthernet1/0/2 0
0 0 200324518 9420000 1702 10401000
1645 0<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=red face=Arial><span lang=DE
style='font-size:10.0pt;font-family:Arial;color:red'>*
GigabitEthernet1/0/3 0
0 0 1021 2662000 1601 8050000
2241 0<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=red face=Arial><span lang=DE
style='font-size:10.0pt;font-family:Arial;color:red'>*
GigabitEthernet1/0/4 0
0 0 5212707 398000 254 332000
531 0<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=DE style='font-size:10.0pt;
font-family:Arial'> GigabitEthernet1/0/5
0 0 0
0 0 0
0 0 0<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=red face=Arial><span lang=DE
style='font-size:10.0pt;font-family:Arial;color:red'>*
GigabitEthernet1/0/6 0
0 0 7449328 544000 383 2142000
867 0<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=red face=Arial><span lang=DE
style='font-size:10.0pt;font-family:Arial;color:red'>*
GigabitEthernet1/0/7 0
0 0 6268202 20000 15 1333000
485 0<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=DE style='font-size:10.0pt;
font-family:Arial'> </span></font><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>GigabitEthernet1/0/8
0 0 0
0 0 0
0 0 0<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>GigabitEthernet1/0/9
0 0 0
0 0 0
0 0 0<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><b><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial;font-weight:bold'>show controllers
cpu-interface<o:p></o:p></span></font></b></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>cpu-queue-frames
retrieved dropped invalid
hol-block stray<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>----------------- ----------
---------- ---------- ---------- ----------<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>rpc
0
0
0
0
0 <o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>stp
34876674
0
1741
0
0 <o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>ipc
0
0
0
0
0 <o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>routing protocol
34399658 0
312
0
0 <o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 color=red face=Arial><span
lang=PT-BR style='font-size:10.0pt;font-family:Arial;color:red'>L2
protocol 452136688 317119329
4290266136 0
0 <o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 face=Arial><span
lang=PT-BR style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 face=Arial><span
lang=PT-BR style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><b><font size=2 face=Arial><span
lang=PT-BR style='font-size:10.0pt;font-family:Arial;font-weight:bold'>show
process cpu sorted <o:p></o:p></span></font></b></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 face=Arial><span
lang=PT-BR style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 color=red face=Arial><span
style='font-size:10.0pt;font-family:Arial;color:red'>CPU utilization for five
seconds: 83%/20%; one minute: 84%; five minutes: 84%<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> PID Runtime(ms)
Invoked uSecs 5Sec 1Min
5Min TTY Process <o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 color=red face=Arial><span
style='font-size:10.0pt;font-family:Arial;color:red'> 272
699167327 140378773 4980 47.78% 45.89%
46.28% 0 VLAN Manager <o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> 135
71568385 68413023 1046
7.99% 8.48% 8.55% 0 Hulc LED Process <o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> 188
24754528 32288669 766
0.69% 0.75% 0.74% 0 Spanning Tree <o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'> 104
18693053 3192604 5855
0.39% 0.50% 0.53% 0 hpm counter proc<o:p></o:p></span></font></p>
<p class=MsoNormal style='text-indent:6.0pt'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Thanks in advance guys.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>James Jung<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
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