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Cisco Bug: CSCtd10534 - fmanrp_install_isg_drl_feature on SSM connection manager hog cpu

Last Modified

May 13, 2010

Products (1)

  • Cisco ASR 1000 Series Aggregation Services Routers

Known Affected Releases


Description (partial)


When churn 16K PPPoE sessions, the console log sometimes will show the SSM connection manager hog the cpu with the following traceback.

%ASR1000_INFRA-5-IOS_INTR_OVER_LIMIT: IOS thread disabled interrupt for 16 msec
-Traceback= 1#0c8d6cc9f41c9300590deae451363e19  :400000+D1A6A9 :400000+4043559 :400000+40442F7 :400000+CF881B :400000+F55AD4 :400000+F5B548 :400000+3FBCB8F :400000+3FABA4A :400000+21E5027 :400000+21F2AB2 :400000+4F296E5 :400000+4F2960F :400000+21F381E :400000+21F4146 :400000+21DF9BB :400000+21DF828
*Nov  9 06:10:45.027: %ASR1000_INFRA-5-IOS_INTR_HISTORY: [11|0] [3:0] [0->2] ra[ l* 0x28EBB02 l* 0x28EBAAC ] -Process= "SSM connection manager", ipl= 0, pid= 134
*Nov  9 06:10:45.027: %ASR1000_INFRA-5-IOS_INTR_HISTORY: [11|1] [2:0] [2->0] ra[ l* 0x28EBC01 l* 0x28EBAAC ] -Process= "SSM connection manager", ipl= 0, pid= 134


The UUT is under heavy PPPoe sessions up and down.
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