[e-nsp] x650 CPU Load

Marcin Kuczera marcin at leon.pl
Sat Mar 2 16:34:30 EST 2013


On 2013-03-01 17:19, Erik Bais wrote:
> Hi Marcin,
>
> Can you make a top screendump when there is a high cpu load. This info 
> doesn't give much info.

It is difficult to catch it, I have seen 36.6 on bcmRX process, that is 
the only thing that goes high.
This is I suppose related to IRQ load on CPU0 ~20%

There is almost no IP configuration on that switch except of management 
on vlan Default.
The only features used are:
- elsm on 12 ports
- eaps - 3 rings
- vlan statistics - 2 vlans are monitored on one of the ports in slot-2
- 644 vlans

I have noticed a problem with Cacti.
look:
+ Running data query [1].
+ Found type = '3' [SNMP Query].
+ Found data query XML file at 
'/usr/local/share/cacti/resource/snmp_queries/interface.xml'
+ XML file parsed ok.
+ Executing SNMP get for num of indexes @ '.1.3.6.1.2.1.2.1.0' Index 
Count: 705
+ Executing SNMP walk for list of indexes @ '.1.3.6.1.2.1.2.2.1.1' Index 
Count: 0
+ No SNMP data returned


However when I use classical snmpwalk it works fine !
Cacti works great with x450 with 12.4 - have no idea if there is any 
relation here, but it is strage.

Besides - switch seems to work fine ;)

>
> It might be a good idea to open a TAC case.

Yeap, no support purchased ;)

Marcin

>
> Erik
>
> Verstuurd vanaf mijn iPad
>
> Op 1 mrt. 2013 om 17:16 heeft "Marcin Kuczera" <marcin at leon.pl 
> <mailto:marcin at leon.pl>> het volgende geschreven:
>
>> On 2013-03-01 11:32, Shankar wrote:
>>> Traffic is getting CPU forwarded. You might need to check why ??
>>
>> Is there any set of commands that could guide me to get the reason ?
>>
>> Regards,
>> Marcin
>>
>>>
>>>
>>> On Fri, Mar 1, 2013 at 3:04 PM, Marcin Kuczera <marcin at leon.pl 
>>> <mailto:marcin at leon.pl>> wrote:
>>>
>>>     On 2013-02-26 14:34, Erik Bais wrote:
>>>
>>>         Hi Marcin,
>>>
>>>         Could you show the output from the command 'top'
>>>
>>>         Also press the number 1, to show any additional CPU cores
>>>         and their load.
>>>
>>>         It should show which process is so busy.
>>>
>>>     Mem: 415392K used, 601052K free, 0K shrd, 70472K buff, 110704K
>>>     cached
>>>     CPU0:  5.2% usr 11.9% sys  0.0% nic 67.5% idle  0.0% io 15.2%
>>>     irq 0.0% sirq
>>>     CPU1:  6.6% usr 28.8% sys  0.0% nic 53.3% idle  0.0% io  0.0%
>>>     irq 11.2% sirq
>>>     Load average: 7.84 8.19 8.10 8/207 4795
>>>       PID  PPID USER     STAT   RSS %MEM CPU %CPU COMMAND
>>>      1305     2 root     SW       0  0.0   1 18.3 [bcmRX]
>>>      1477     1 root     S     7868  0.7   0  4.3 ./fdb
>>>      1255     2 root     SW<      0  0.0   0  2.4 [bcmLINK.1]
>>>      1457     1 root     S < 21964 2.1 0 1.8
>>>     <tel:21964%20%202.1%20%20%200%20%201.8> ./hal
>>>      1253     2 root     SW<      0  0.0   0  1.4 [bcmLINK.0]
>>>      1517     1 root     S     7028  0.6   1  0.9 ./mcmgr
>>>      3039     2 root     SW<      0  0.0   0  0.9 [bcmCNTR.0]
>>>      3040     2 root     SW<      0  0.0   0  0.9 [bcmCNTR.1]
>>>      1541     1 root     S     2824  0.2   1  0.5 ./pim
>>>      1110     1 root     S     2848  0.2   1  0.3 /exos/bin/epm -t
>>>     40 -f /exos/config/epmrc.AdvEdge -d /exos/config/epmdprc
>>>      4795  4794 root     R      796  0.0   0  0.3 top -d 3
>>>      1701     2 root     SWN      0  0.0   0  0.3 [bcmL2XAGE.1]
>>>      1292     2 root     DW<      0  0.0   1  0.3 [tocpd_tx]
>>>      1501     1 root     R     4340  0.4   0  0.1 ./eaps
>>>      1487     1 root     S     3708  0.3   0  0.1 ./elsm
>>>      1507     1 root     S     3420  0.3   1  0.1 ./rtmgr update
>>>      1547     1 root     S     3052  0.3   1  0.1 ./acl
>>>      1531     1 root     S     2652  0.2   1  0.1 ./rip
>>>      1536     1 root     S     2332  0.2   0  0.1 ./ripng
>>>      1700     2 root     SW<      0  0.0   1  0.1 [bcmL2X.1]
>>>      1698     2 root     RW<      0  0.0   0  0.1 [bcmL2X.0]
>>>      1256     2 root     SW<      0  0.0   0  0.1 [bcmASYNC]
>>>      1257     2 root     RW<      0  0.0   1  0.1 [bcmRLINK]
>>>      1461     1 root     S    36856  3.6   0  0.0 ./cliMaster
>>>      1582     1 root     S     7100  0.6   1  0.0 ./etmon
>>>      1475     1 root     S     6748  0.6   0  0.0 ./vlan
>>>      1610     1 root     S     5668  0.5   1  0.0 ./idMgr
>>>      1596     1 root     S     5648  0.5   1  0.0 ./xmld
>>>      1463     1 root     S     5084  0.5   0  0.0 ./cfgmgr
>>>      1470     1 root     S     4956  0.4   0  0.0 ./snmpSubagent
>>>      1489     1 root     S     4620  0.4   1  0.0 ./edp
>>>     Slot-1 SummitStack-GZE.2 #
>>>
>>>     Regards,
>>>     Marcin
>>>
>>>
>>>
>>>
>>>         Regards,
>>>         Erik Bais
>>>
>>>         -----Original Message-----
>>>         From: extreme-nsp-bounces at puck.nether.net
>>>         <mailto:extreme-nsp-bounces at puck.nether.net>
>>>         [mailto:extreme-nsp-bounces at puck.nether.net
>>>         <mailto:extreme-nsp-bounces at puck.nether.net>] On Behalf Of
>>>         Marcin Kuczera
>>>         Sent: dinsdag 26 februari 2013 14:31
>>>         To: extreme-nsp at puck.nether.net
>>>         <mailto:extreme-nsp at puck.nether.net>
>>>         Subject: [e-nsp] x650 CPU Load
>>>
>>>         hello,
>>>
>>>         I have 2x X650 connected via classical stack. CPU load
>>>         between 50 and 60% on slot one looks strange.
>>>         Is this normal ?
>>>
>>>                 CPU Utilization Statistics - Monitored every 5 seconds
>>>         -------------------------------------------------------------------------------
>>>
>>>         Card   Process 5 10 30 1 5 30 1
>>>         <tel:5%20%20%20%2010%20%20%2030%20%20%201%20%20%20%205%20%20%20%2030%20%20%201>
>>>            Max Total
>>>                               secs secs secs min  mins mins hour
>>>         User/System
>>>                               util util util util util util util
>>>         util CPU Usage
>>>                               (%)  (%)  (%)  (%)   (%)  (%)  (%)
>>>          (%) (secs)
>>>         -------------------------------------------------------------------------------
>>>
>>>         Slot-1 System       52.4 51.6 50.4 50.2 48.9 51.7 51.9 99.9
>>>         4.27   35691.25
>>>         Slot-2 System        6.2  7.0  6.8  6.6  6.7  6.1  6.1 36.3
>>>         0.00       0.00
>>>
>>>         ExtremeXOS version 15.1.3.4 v1513b4-patch1-8
>>>
>>>         Regards,
>>>         Marcin
>>>
>>>         _______________________________________________
>>>         extreme-nsp mailing list
>>>         extreme-nsp at puck.nether.net <mailto:extreme-nsp at puck.nether.net>
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>>>
>>>
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>>
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