Product
Cisco IOS
Known Affected Releases
12.2(27)SBC5
Description (partial)
Release-note:
Symptoms: High CPU utilization may occur during the TPLUS process on a
platform.
Conditions: This symptom is observed on a Cisco platform that runs Cisco IOS
Release 12.2(27)SBC5 and that is configured for TACACS. The symptom may also
occur in other releases.
都是说tacacs 导致的，建议upgrade IOS 一下！
谢谢你的回复！我现在已经把tacacs相关配置都删了，可以看到tplus这个进程的CPU使用率从92%降到了75%左右就不在下降了，但是CPU总的使用率还是保持在99%没变化，我查看其它进程CPU使用率都没有超过1%，这是为什么呢？还有没有其它解决方法？
下面是7609的CPU使用率情况：
CPU utilization for five seconds: 99%/19%; one minute: 99%; five minutes: 99%
PID Runtime(ms) Invoked uSecs 5Sec 1Min 5Min TTY Process
63 92684772 975486346 95 0.07% 0.03% 0.05% 0 IP SNMP
70 422437241172377710 36 0.07% 0.16% 0.19% 0 TDP Hello
191 6006629162567544290 233 0.39% 0.49% 0.48% 0 IP Input
276 75582396 360440341 209 0.07% 0.05% 0.05% 0 CEF: IPv4 proces
292 397848540 123805945 3213 0.39% 0.18% 0.17% 0 HIDDEN VLAN Proc
311 2291410096 346725303 6608 76.69% 76.49% 76.03% 0 TPLUS
383 14916793722236498292 666 0.23% 0.21% 0.18% 0 Port manager per
428 12948876 24760002 522 0.23% 0.11% 0.11% 0 MFI LFD Stats Pr
436 7554232 247441267 30 0.23% 0.11% 0.08% 0 MPLS HC Counter
439 16515540 31229181 528 0.15% 0.21% 0.21% 0 BGP Router
444 8416288 37255938 225 0.23% 0.11% 0.07% 0 BGP I/O
