07-10-2012 12:55 AM - edited 03-07-2019 07:41 AM
Hi,
i have 2 cisco 7604 distrubution routers .Both routers are running 310 hsrp groups.
Sundenly there is hsrp flapping which causes high CPU.
What is the limitation of HSRP group on cisco 7604 router .Below is the show ver from the router
----------------- show version ------------------
Cisco IOS Software, c7600rsp72043_rp Software (c7600rsp72043_rp-ADVIPSERVICES-M), Version 12.2(33)SRC2, RELEASE SOFTWARE (fc2)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2008 by Cisco Systems, Inc.
Compiled Thu 18-Sep-08 01:49 by prod_rel_team
ROM: System Bootstrap, Version 12.2(33r)SRC3, RELEASE SOFTWARE (fc1)
DST-CST2-BC4-MDF uptime is 1 year, 24 weeks, 2 days, 2 hours, 50 minutes
Uptime for this control processor is 1 year, 24 weeks, 2 days, 2 hours, 43 minutes
System returned to ROM by power cycle (SP by power on)
System restarted at 09:27:24 UAE Sat Jan 8 2011
System image file is "bootdisk:c7600rsp72043-advipservices-mz.122-33.SRC2.bin"
Last reload type: Normal Reload
Cisco CISCO7604 (M8500) processor (revision 2.0) with 851968K/65536K bytes of memory.
Processor board ID FOX1239GT2L
BASEBOARD: RSP720
CPU: MPC8548_E, Version: 2.0, (0x80390020)
CORE: E500, Version: 2.0, (0x80210020)
CPU:1200MHz, CCB:400MHz, DDR:200MHz,
L1: D-cache 32 kB enabled
I-cache 32 kB enabled
Last reset from power-on
571 Virtual Ethernet interfaces
50 Gigabit Ethernet interfaces
4 Ten Gigabit Ethernet interfaces
3964K bytes of non-volatile configuration memory.
500472K bytes of Internal ATA PCMCIA card (Sector size 512 bytes).
Configuration register is 0x2102
07-10-2012 01:06 AM
Can you please post the logs of the flap ??
07-10-2012 01:23 AM
2697381: Jun 26 10:19:18.927 UAE: %HSRP-5-STATECHANGE: Vlan1668 Grp 1668 state Standby -> Active
2697382: Jun 26 10:19:18.927 UAE: %HSRP-5-STATECHANGE: Vlan1403 Grp 1403 state Standby -> Active
2697383: Jun 26 10:19:18.927 UAE: %HSRP-5-STATECHANGE: Vlan1610 Grp 1610 state Active -> Speak
2697384: Jun 26 10:19:18.927 UAE: %HSRP-5-STATECHANGE: Vlan1412 Grp 1412 state Active -> Speak
2697385: Jun 26 10:19:18.927 UAE: %HSRP-5-STATECHANGE: Vlan1419 Grp 1419 state Active -> Speak
2697386: Jun 26 10:19:18.939 UAE: %HSRP-5-STATECHANGE: Vlan1530 Grp 1530 state Active -> Speak
2697387: Jun 26 10:19:18.975 UAE: %HSRP-5-STATECHANGE: Vlan1501 Grp 1501 state Standby -> Active
2697388: Jun 26 10:19:18.975 UAE: %HSRP-5-STATECHANGE: Vlan1429 Grp 1429 state Standby -> Active
2697389: Jun 26 10:19:19.179 UAE: %HSRP-5-STATECHANGE: Vlan1528 Grp 1528 state Standby -> Active
2697390: Jun 26 10:19:19.179 UAE: %HSRP-5-STATECHANGE: Vlan1422 Grp 1422 state Standby -> Active
2697391: Jun 26 10:19:19.183 UAE: %HSRP-5-STATECHANGE: Vlan1501 Grp 1501 state Active -> Speak
2697392: Jun 26 10:19:19.183 UAE: %HSRP-5-STATECHANGE: Vlan1668 Grp 1668 state Active -> Speak
2697393: Jun 26 10:19:19.183 UAE: %HSRP-5-STATECHANGE: Vlan1429 Grp 1429 state Active -> Speak
2697394: Jun 26 10:19:19.187 UAE: %HSRP-5-STATECHANGE: Vlan1528 Grp 1528 state Active -> Speak
2697395: Jun 26 10:19:19.243 UAE: %HSRP-5-STATECHANGE: Vlan1415 Grp 1415 state Standby -> Active
2697396: Jun 26 10:19:19.243 UAE: %HSRP-5-STATECHANGE: Vlan1403 Grp 1403 state Active -> Speak
2697397: Jun 26 10:19:19.243 UAE: %HSRP-5-STATECHANGE: Vlan1422 Grp 1422 state Active -> Speak
2697398: Jun 26 10:19:19.451 UAE: %HSRP-5-STATECHANGE: Vlan1432 Grp 1432 state Standby -> Active
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