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Cisco Bug: CSCsy91843 - Mem leak with HULC DAI process causes MDFSReload/ WatchDog timeout crash

Last Modified

Feb 06, 2017

Products (1)

  • Cisco Catalyst 3750-E Series Switches

Known Affected Releases

12.2SE

Description (partial)

Symptom:
Mem leak with HULC DAI process causes MDFSReload/ WatchDog timeout crash
Conditions:

The problem happens due to high rate of arp traffic received by the switch. 
The output from the command
Switch#show processes memory
P1B-Stack#show processes memory sorted
Processor Pool Total:  193729920 Used:   95964348 Free:   97765572
      I/O Pool Total:   16769024 Used:   10699124 Free:    6069900
Driver te Pool Total:    4194304 Used:         40 Free:    4194264

 PID TTY  Allocated      Freed    Holding    Getbufs    Retbufs Process
   0   0   81957444   25289056   52678988          0          0 *Init*          
 185   0  650117804          0   29118552      20412          0 HULC DAI Process
   1   0  102635860   91822160   11099932          0          0 Chunk Manager   
 209   0 1117063440       9288     231376  491709204       3024 IP Input    

The memory Allocated by the process DAI, Chunk Manager and IP Input would keep on increasing.
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