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03-14-2014 02:46 AM - edited 03-04-2019 10:34 PM
We're experiencing extremely high cpu levels on our router,
UK00132-DM07-MapleCross#sh
CPU utilization for five seconds: 78%/74%; one minute: 81%; five minutes: 82%
PID Runtime(ms) Invoked uSecs 5Sec 1Min 5Min TTY Process
99 21512 4286605 5 0.23% 0.24% 0.23% 0 Ethernet Msec Ti
245 200092 290714 688 0.39% 0.22% 0.22% 0 Crypto IKMP
66 86164 35256 2443 0.15% 0.14% 0.15% 0 Per-Second Jobs
12 128252 585 219234 1.59% 0.20% 0.12% 0 Licensing Auto U
125 72048 477004 151 0.23% 0.12% 0.12% 0 IP Input
312 113648 7929 14333 0.39% 0.11% 0.11% 0 Multicast Replic
298 13476 1087810 12 0.07% 0.07% 0.07% 0 PPP manager
2 10036 7024 1428 0.15% 0.07% 0.07% 0 Load Meter
325 44156 364230 121 0.15% 0.06% 0.07% 0 OSPF-1 Hello
5 81804 7293 11216 0.39% 0.08% 0.06% 0 Check heaps
299 10804 1087810 9 0.07% 0.04% 0.05% 0 PPP Events
244 35724 98241 363 0.07% 0.03% 0.02% 0 Crypto IKE Dispa
323 88648 166887 531 0.07% 0.02% 0.02% 0 OSPF-1 Router
The following is a description of the router, its a 1941
Cisco IOS Software, C1900 Software (C1900-UNIVERSALK9-M), Version 15.1(4)M4,
Cisco CISCO1941/K9 (revision 1.0) with 487424K/36864K bytes of memory.
Processor board ID FCZ164960LU
1 DSL controller
1 Ethernet interface
2 Gigabit Ethernet interfaces
1 ATM interface
3 terminal lines
1 Virtual Private Network (VPN) Module
2 Cellular interfaces
DRAM configuration is 64 bits wide with parity disabled.
255K bytes of non-volatile configuration memory.
250880K bytes of ATA System CompactFlash 0 (Read/Write)
I was wondering if someone could help identify the problem and suggest a few remedies.
Kind regards
Carlton
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03-24-2014 06:08 AM
look at fragmentation levels with the sh ip traffic command.
If it is very high, please consult your provider to set correct MTU size on the DSL line. Also set the ip tcp adjust-mss command for VPN tunnels (if used).
regards Sebastian
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03-14-2014 04:28 PM
What is your WAN bandwidth?
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03-24-2014 06:08 AM
look at fragmentation levels with the sh ip traffic command.
If it is very high, please consult your provider to set correct MTU size on the DSL line. Also set the ip tcp adjust-mss command for VPN tunnels (if used).
regards Sebastian
