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Cisco Bug: CSCuj40270 - Darya- client IP DB(AVL tree) keeps on growing till full when roaming

Last Modified

Jul 01, 2016

Products (1)

  • Cisco 5700 Series Wireless LAN Controllers

Known Affected Releases

10.1(0.90)

Description (partial)

Symptom:
Client IP addresses database entry is not being freed in the database when client roams away.
Will see messages such as the below
 *apfReceiveTask: 1 wcm:  %AVL-0-TREE_FULL_ENTRY_EXISTS: AVL tree 0x12c864a8 is full. Entry is already in AVL tree. 
 *apfReceiveTask: 1 wcm:  %AVL-0-TREE_FULL_ENTRY_DOES_NOT_EXIST: AVL tree 0x12c864a8 is full. Entry is not present in AVL tree. 
*apfReceiveTask: 1 wcm:  %APF-3-MOBILE_SEARCH_ENTRY_CREATE_FAIL: Could not add client

Conditions:
will cause the client IP Database(AVL tree) keep on growing till full
The end result is constant error messages as shown above in the  system log. Clients will still be able to join and client functionality is not impacted.
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