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Cisco Bug: CSCun75255 - 1552 MAP stops responding with memory allocation logs

Last Modified

Mar 29, 2018

Products (1)

  • Cisco Aironet 3700 Series Access Points

Known Affected Releases

15.2(2)JB3

Description (partial)

Symptom:
MAP randomly stops forwarding traffic while it still shows associated to the WLC.
The AP logs show,

%SYS-2-MALLOCFAIL: Memory allocation of 756 bytes failed from 0x1F25A4, alignment 4 
Pool: I/O  Free: 1136  Cause: Memory fragmentation 
Alternate Pool: None  Free: 0  Cause: No Alternate pool 
 -Process= "ARP Input", ipl= 0, pid= 19
-Traceback= 196F14z 276DE4z 27DE68z 1F25A8z 1F2CCCz 1F6090z 1F4494z 39DCECz 39E4ACz 3A3D0Cz 46D61Cz 31CD6Cz 301E78z

Conditions:
1552EU working as MAP, camera directly attached to it.
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