[c-nsp] high cpu on VIP in 7507
Michael K. Smith - Adhost
mksmith at adhost.com
Tue Jul 6 15:17:47 EDT 2010
Could you send a sanitized configuration of the port?
Mike
--
Michael K. Smith - CISSP, GSEC, GISP
Chief Technical Officer - Adhost Internet LLC mksmith at adhost.com
w: +1 (206) 404-9500 f: +1 (206) 404-9050
PGP: B49A DDF5 8611 27F3 08B9 84BB E61E 38C0 (Key ID: 0x9A96777D)
> -----Original Message-----
> From: Troy Beisigl [mailto:troy at i2bnetworks.com]
> Sent: Tuesday, July 06, 2010 11:51 AM
> To: Michael K. Smith - Adhost
> Cc: cisco-nsp at puck.nether.net
> Subject: Re: [c-nsp] high cpu on VIP in 7507
>
> Yep. We saw this with another VIP2/50 in the chassis as well that had
> a 100BaseTX card in it and upgraded it to a VIP4/80 and that problem
> went away, but this one still has issues.
>
> -Troy
>
>
>
> On Jul 6, 2010, at 11:40 AM, Michael K. Smith - Adhost wrote:
>
> > Ahh, okay. Are you running DCEF globally and CEF switching on the
> > interface?
> >
> > Mike
> >
> > --
> > Michael K. Smith - CISSP, GSEC, GISP
> > Chief Technical Officer - Adhost Internet LLC mksmith at adhost.com
> > w: +1 (206) 404-9500 f: +1 (206) 404-9050
> > PGP: B49A DDF5 8611 27F3 08B9 84BB E61E 38C0 (Key ID: 0x9A96777D)
> >
> >
> >> -----Original Message-----
> >> From: Troy Beisigl [mailto:troy at i2bnetworks.com]
> >> Sent: Tuesday, July 06, 2010 11:39 AM
> >> To: Michael K. Smith - Adhost
> >> Cc: cisco-nsp at puck.nether.net
> >> Subject: Re: [c-nsp] high cpu on VIP in 7507
> >>
> >> Actually, we had a bad PA that I replaced, but did not clear the
> >> counters. The errors are not incrementing. I just now cleared the
> >> counters on this interface to make sure. We installed the VIP4/80
to
> >> replace the VIP2/50 that was in there with the same issue except
that
> >> it was at 99% CPU 40-60% of the time.
> >>
> >> -Troy
> >>
> >>
> >>
> >> On Jul 6, 2010, at 11:30 AM, Michael K. Smith - Adhost wrote:
> >>
> >>> It looks like you have a physical-layer problem, given the number
of
> >>> framing errors in the output you provided.
> >>>
> >>> Mike
> >>>
> >>> --
> >>> Michael K. Smith - CISSP, GSEC, GISP
> >>> Chief Technical Officer - Adhost Internet LLC mksmith at adhost.com
> >>> w: +1 (206) 404-9500 f: +1 (206) 404-9050
> >>> PGP: B49A DDF5 8611 27F3 08B9 84BB E61E 38C0 (Key ID: 0x9A96777D)
> >>>
> >>>
> >>>> -----Original Message-----
> >>>> From: cisco-nsp-bounces at puck.nether.net [mailto:cisco-nsp-
> >>>> bounces at puck.nether.net] On Behalf Of Troy Beisigl
> >>>> Sent: Tuesday, July 06, 2010 10:59 AM
> >>>> To: cisco-nsp at puck.nether.net
> >>>> Subject: [c-nsp] high cpu on VIP in 7507
> >>>>
> >>>> Hi.
> >>>>
> >>>> We are seeing a problem with high cpu usage on a VIP4/80 card
when
> >>>> traffic hits above 10Mbps. Has anyone seen this type of behavior?
> >>>> Details are below.
> >>>>
> >>>>
> >>>> The IOS version is rsp-pv-mz.124-23.
> >>>>
> >>>> GigabitEthernet6/0/0 is up, line protocol is up
> >>>> Hardware is cyBus GigabitEthernet Interface, address is
> >>>> 0003.32fd.f0c0 (bia 0003.32fd.f0c0)
> >>>> Description: feed to cat1.5/6
> >>>> Internet address is X.X.X.X/28
> >>>> MTU 1500 bytes, BW 1000000 Kbit/sec, DLY 10 usec,
> >>>> reliability 255/255, txload 5/255, rxload 6/255
> >>>> Encapsulation ARPA, loopback not set
> >>>> Keepalive set (10 sec)
> >>>> Full-duplex, 1000Mb/s, link type is autonegotiation, media type
> > is
> >>> SX
> >>>> output flow-control is XON, input flow-control is XON
> >>>> ARP type: ARPA, ARP Timeout 04:00:00
> >>>> Last input 00:00:00, output 00:00:00, output hang never
> >>>> Last clearing of "show interface" counters 7w6d
> >>>> Input queue: 0/75/38707/81008 (size/max/drops/flushes); Total
> >>>> output drops: 10276
> >>>> Queueing strategy: fifo
> >>>> Output queue: 0/40 (size/max)
> >>>> 30 second input rate 24360000 bits/sec, 4195 packets/sec
> >>>> 30 second output rate 21260000 bits/sec, 4126 packets/sec
> >>>> 9833124494 packets input, 4733684298220 bytes, 0 no buffer
> >>>> Received 11921351 broadcasts, 0 runts, 0 giants, 1350
> > throttles
> >>>> 2683847777 input errors, 0 CRC, 2683489514 frame, 4395
> > overrun,
> >>>> 370684 ignored
> >>>> 0 watchdog, 11568950 multicast, 0 pause input
> >>>> 0 input packets with dribble condition detected
> >>>> 10530489310 packets output, 7707156852297 bytes, 0 underruns
> >>>> 0 output errors, 0 collisions, 4 interface resets
> >>>> 6002 unknown protocol drops
> >>>> 0 babbles, 0 late collision, 0 deferred
> >>>> 8 lost carrier, 0 no carrier, 0 pause output
> >>>> 0 output buffer failures, 0 output buffers swapped out
> >>>>
> >>>> VIP-Slot6 10:43:52 AM Tuesday Jul 6 2010 PDT
> >>>>
> >>>>
> >>>> 111111111111111111111111111111111111111111111111111111111111
> >>>> 222233333222221111100000333331111100000222223333322222222221
> >>>> 100
> >>>> 90
> >>>> 80
> >>>> 70
> >>>> 60
> >>>> 50
> >>>> 40
> >>>> 30
> >>>> 20
> >>>> 10
> >>>>
> >>
> **********************************************************
> >>>> **
> >>>> 0....5....1....1....2....2....3....3....4....4....5....5....6
> >>>> 0 5 0 5 0 5 0 5 0 5 0
> >>>> CPU% per second (last 60 seconds)
> >>>>
> >>>>
> >>>> 151111351111111511852381153122211111212111161211118331181111
> >>>> 415869924534233096537174664310543638877434467042630685635444
> >>>> 100
> >>>> 90 * *
> >>>> 80 * * * *
> >>>> 70 * * * * *
> >>>> 60 * * * * * *
> >>>> 50 * * * ** * * * * *
> >>>> 40 * ** * ** * * * *** *
> >>>> 30 * ** * ***** ** * * * * *** #
> >>>> 20 #****## * ***##**# *#* *** * **** #** * #****#*
> >>>> 10
> >>>>
> >>
> ##########################################################
> >>>> ##
> >>>> 0....5....1....1....2....2....3....3....4....4....5....5....6
> >>>> 0 5 0 5 0 5 0 5 0 5 0
> >>>> CPU% per minute (last 60 minutes)
> >>>> * = maximum CPU% # = average CPU%
> >>>>
> >>>>
> >>>> 996111 11 2111177379959211 1 1 1 211591 11 1
> >>>> 259 28254
> >>>>
> >>>>
> >>
> 9900609912980001946199499209488679907788898952209380097990899998299
> >>>> 34946
> >>>> 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%
> >>>>
> >>>>
> >>>>
> >>>> Thanks,
> >>>>
> >>>> -Troy
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>> _______________________________________________
> >>>> 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/
> >
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